w19b320b Winbond Electronics Corp America, w19b320b Datasheet
w19b320b
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w19b320b Summary of contents
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... Chip Erase Command Sequence ...........................................................................................16 6.2.7 Sector Erase Command Sequence ........................................................................................16 6.2.8 Erase Suspend/Erase Resume Commands ...........................................................................17 6.3 Write Operation Status.......................................................................................................... 17 6.3.1 DQ7: #Data Polling.................................................................................................................17 6.3.2 RY/#BY: Ready/#Busy ...........................................................................................................18 6.3.3 DQ6: Toggle Bit I ....................................................................................................................18 6.3.4 DQ2: Toggle Bit II ...................................................................................................................19 6.3.5 Reading Toggle Bits DQ6/DQ2...............................................................................................19 6.3.6 DQ5: Exceeded Timing Limits ................................................................................................19 W19B320BT/B DATASHEET Publication Release Date: Dec. 25, 2007 - 1 - Revision A3 ...
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... Test Condition ....................................................................................................................... 41 8.6.1 AC Test Load and Waveforms ...............................................................................................41 8.7 Read-Only Operations .......................................................................................................... 42 8.8 Hardware Reset (#RESET)................................................................................................... 42 8.9 Word/Byte Configuration (#BYTE) ........................................................................................ 42 8.10 Erase and Program Operation .............................................................................................. 43 8.11 Temporary Sector Unprotect................................................................................................. 43 8.12 Alternate #CE Controlled Erase and Program Operations ................................................... 44 9. TIMING WAVEFORMS .................................................................................................................. 45 9.1 AC Read Waveform .............................................................................................................. 45 W19B320BT/B DATASHEET Publication Release Date:Dec.25, 2007 - 2 - Revisionv A3 ...
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... Sector/Sector Block Protect and Unprotect Timing Diagram................................................ 50 9.14 Alternate #CE Controlled Write (Erase/Program) Operation Timing .................................... 51 10. LATCHUP CHARACTERISTICS ................................................................................................... 52 11. CAPACITANCE.............................................................................................................................. 52 12. ORDERING INFORMATION.......................................................................................................... 53 13. PACKAGE DIMENSIONS .............................................................................................................. 54 13.1 TFBGA48ball (6X8 mm^2, Ø=0.40mm) ................................................................................ 54 13.2 48-Pin Standard Thin Small Outline Package ...................................................................... 55 14. VERSION HISTORY ...................................................................................................................... 56 W19B320BT/B DATASHEET Publication Release Date:Dec. 25, 2007 - 3 - Revisionv A3 ...
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... GENERAL DESCRIPTION The W19B320BT 32Mbit, 2.7~3.6-volt single bank CMOS flash memory organized × 16 bits. The word-wide (× 16) data appears on DQ15-DQ0, and byte-wide (x 8) data appears on DQ7-DQ0. The device can be programmed and erased in-system with a standard 3.0-volt power supply ...
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... Suspends erase operations to allow programming in same bank • End of program detection − Software method: Toggle bit/Data polling • Unlock Bypass Program command − Reduces overall programming time when issuing multiple program command sequences W19B320BT/B DATASHEET Publication Release Date:Dec. 25, 2007 - 5 - Revisionv A3 ...
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... Write protect (#WP) function allows protection of two outermost boot sectors, regardless of sector protection status Temperature range • Extended temperature range (-20℃ ℃) • Industrial devices ambient temperature(-40℃ to +85℃) W19B320BT/B DATASHEET Publication Release Date:Dec.25, 2007 - 6 - Revisionv A3 ...
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... A15 A14 A13 A12 A11 A10 A9 A8 A19 A20 #WE #RESET NC #WP/ACC RY/#BY A18 A17 W19B320BT/B DATASHEET 48-Ball TFBGA (Top View, Balls Face Down A13 A12 A14 A15 A16 #BYTE DQ15/A A10 A11 ...
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... PIN DESCRIPTION SYMBOL A0−A20 DQ0−DQ14 DQ15/A-1 #CE #OE #WE #WP/ACC #BYTE #RESET RY/# W19B320BT/B DATASHEET OUTPUT CONTROL BUFFER DECODER BANK PIN NAME Address Inputs Data Inputs/Outputs Word mode DQ15 is Data Inputs/Outputs Byte A-1 is Address input mode Chip Enable Output Enable Write Enable ...
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... The system would use a two-cycle program command sequence required by the Unlock Bypass mode. When V pin, the device is back to a normal operation. W19B320BT/B DATASHEET configuration, and only data I/O pins DQ0-DQ7 are active , and # ...
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... If #RESET is asserted during the program or erase operation, the RY/#BY pin will be at “0” (busy) until the internal reset operation is complete. If #RESET is asserted when a program or erase operation is not processing (RY/#BY pin is “1”), the reset operation is completed within a time of t Embedded Algorithms). After the #RESET pin returns to V W19B320BT/B DATASHEET for operations except accelerated programming; HH ± ...
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... Block Protection and Unprotection”. Please note that the #WP/ACC pin must not be left floating or unconnected; otherwise, the inconsistent behavior of the device may occur. W19B320BT/B DATASHEET #RESET on the pin, and can be implemented either in-system or through ...
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... Please note that when programming the Security Sector, the accelerated programming (ACC) and unlock bypass functions are not available. The Security Sector area can be protected using one of the following procedures: W19B320BT/B DATASHEET , the Sector Unprotect mode is activated. During this mode, ID Publication Release Date:Dec ...
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... After it the system can read data from any non-erase-suspended sector within the same bank. And then, after completing a programming operation in the Erase Suspend mode, the system may once again read array data with the same exception. Please refer to Erase Suspend/Erase Resume Commands section for detail information. W19B320BT/B DATASHEET , # and # ...
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... Enter Security Sector/Exit Security Sector Command Sequence The Security Sector region provides a secured data area containing a random, sixteen-byte electronic serial number (ESN). The system can access the Security Sector region by issuing the three-cycle W19B320BT/B DATASHEET Don’t Care. on address pin A9. The AUTOSELECT ID the bank address) returns the manufacturer code ...
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... Please note that the #WP/ACC pin must not any operation other than accelerated programming; otherwise the device may be damaged addition, the #WP/ACC pin must not be left floating or unconnected; otherwise the device inconsistent behavior may occur. W19B320BT/B DATASHEET Publication Release Date:Dec. 25, 2007 - set at the HH Revisionv A3 ...
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... Write Operation Status section for information on these status bits. When the sector erase operation begins, only the Erase Suspend command is valid. All other commands are ignored. However, a hardware reset shall terminate the erase operation immediately. If W19B320BT/B DATASHEET Publication Release Date:Dec.25, 2007 - 16 - ...
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... DQ7. This DQ7 status also applies to programming during Erase Suspend. Once the Embedded Program algorithm has completed that the device outputs the data programmed to DQ7. The system must provide the program address to read valid status information on DQ7 program W19B320BT/B DATASHEET AUTOSELECT command sequence also can be issued. Please refer AUTOSELECT Command Sequence sections for details ...
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... DQ6 toggles. While if the device enters the Erase Suspend mode, DQ6 stops toggling. However, the system must also use DQ2 to determine which sectors are erasing or erase-suspended. Alternatively, the system can use DQ7 (see DQ7: #Data Polling). W19B320BT/B DATASHEET status is valid after the rising edge of the final is an open-drain output, several ...
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... DQ5 produces “1.” Under both these conditions, the system must write the reset command to return to the read mode (or to the erase-suspend-read mode if a bank was previously in the erase-suspend-program mode). W19B320BT/B DATASHEET pulse in the command sequence. # control the read cycles ...
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... The system software should check the status of DQ3 before and following each subsequent sector erase command to ensure the command has been accepted. If DQ3 is high on the second status check, the last command might not have been accepted. W19B320BT/B DATASHEET Publication Release Date:Dec.25, 2007 - 20 - ...
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... Addresses are A20:A0 in word mode (#BYTE = #WP/ACC = V , the two outermost boot sectors remain protected. If #WP/ACC = V IL protection depends on whether they were last protected or unprotected using the method described in “Sector/Sector Block Protection and Unprotect ion”. If #WP/ACC = V W19B320BT/B DATASHEET #WE #RESET #WP/ACC ADDRESSES DQ0-DQ7 H H L/H ...
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... Boot Block) Device ID: W19B320BB (Bottom Boot Block) Sector Protection Verification Security Indicator Bit (DQ7) Legend: SA= Sector Address, X= Don't Care. W19B320BT/B DATASHEET A20 A11 A12 A10 VIL VIL IH ...
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... SA26 011010XXX SA27 011011XXX SA28 011100XXX SA29 011101XXX SA30 011110XXX SA31 011111XXX SA32 100000XXX SA33 100001XXX SA34 100010XXX Sector Address Table (Top Boot Block), continued W19B320BT/B DATASHEET SECTOR SIZE (KBYTES/KWORDS) ADDRESS RANGE 64/32 000000h-00FFFFh 64/32 010000h-01FFFFh 64/32 020000h-02FFFFh 64/32 030000h-03FFFFh 64/32 040000h-04FFFFh 64/32 050000h-05FFFFh 64/32 060000h-06FFFFh 64/32 070000h-07FFFFh ...
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... SA62 111110XXX SA63 111111000 SA64 111111001 SA65 111111010 SA66 111111011 SA67 111111100 SA68 111111101 SA69 111111110 SA70 111111111 Note: The address range is [A20: A-1] in byte mode (#BYTE =V W19B320BT/B DATASHEET (X8) SECTOR SIZE (Kbytes/Kwords) ADDRESS RANGE 64/32 230000h-23FFFFh 64/32 240000h-24FFFFh 64/32 250000h-25FFFFh 64/32 260000h-26FFFFh 64/32 270000h-27FFFFh 64/32 280000h-28FFFFh 64/32 2A0000h-2AFFFFh 64/32 ...
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... SA22 001111XXX SA23 010000XXX SA24 010001XXX SA25 010010XXX SA26 010011XXX SA27 010100XXX SA28 010101XXX SA29 010110XXX SA30 010111XXX SA31 011000XXX W19B320BT/B DATASHEET (X 8) SECTOR SIZE (bytes/words) ADDRESS RANGE 256/128 3FE000h-3FE0FFh (X8) SECTOR SIZE (Kbytes/Kwords) ADDRESS RANGE 8/4 000000h-001FFFh 8/4 002000h-003FFFh 8/4 004000h-005FFFh 8/4 006000h-007FFFh 8/4 008000h-009FFFh ...
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... SA62 110111XXX SA63 111000XXX SA64 111001XXX SA65 111010XXX SA65 111011XXX SA67 111100XXX SA68 111101XXX SA69 111110XXX SA70 111111XXX Note: The address range is [A20: A-1] in byte mode (#BYTE =V W19B320BT/B DATASHEET (X8) SECTOR SIZE (Kbytes/Kwords) ADDRESS RANGE 64/32 190000h-19FFFFh 64/32 1A0000h-1AFFFFh 64/32 1B0000h-1BFFFFh 64/32 1C0000h-1CFFFFh 64/32 1D0000h-1DFFFFh 64/32 1E0000h-1EFFFFh 64/32 1F0000h-1FFFFFh 64/32 ...
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... SA24-SA27 SA28-SA31 SA32-SA35 SA36-SA39 SA40-SA43 SA44-SA47 SA48-SA51 SA52-SA55 SA56-SA59 SA60-SA62 SA63 SA64 SA65 SA66 SA67 SA68 SA69 SA70 W19B320BT/B DATASHEET (X8) SECTOR SIZE (BYTES/WORDS) ADDRESS RANGE 256/128 000000h-0000FFh A20-A12 SECTOR/SECTOR BLOCK SIZE 000000XXX 000001XXX 000010XXX 000011XXX 0001XXXXX 0010XXXXX 0011XXXXX 0100XXXXX 0101XXXXX 0110XXXXX ...
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... SA50-SA47 SA46-SA43 SA42-SA39 SA38-SA35 SA34-SA31 SA30-SA27 SA26-SA23 SA22-SA19 SA18-SA15 SA14-SA11 SA10-SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 W19B320BT/B DATASHEET A20-A12 SECTOR/SECTOR BLOCK SIZE 111111XXX 111110XXX 111101XXX 111100XXX 1110XXXXX 1101XXXXX 1100XXXXX 1011XXXXX 1010XXXXX 1001XXXXX 1000XXXXX 0111XXXXX 0110XXXXX 0101XXXXX 0100XXXXX 0011XXXXX ...
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... Typical timeout for full chip erase 2 Max. timeout for byte/word write 2 N Max. timeout for buffer write 2 times typical Max. timeout per individual block erase 2 Max. timeout for full chip erase 2 supported) W19B320BT/B DATASHEET pin present) μs N μs (00h=not supported ...
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... Max. number of bytes in multi-byte write=2 Number of Erase Block Regions within devices Erase Block Region 1 Information (refer to the CFI specification or CFI publication 100 ) Erase Block Region 2 Information Erase Block Region 3 Information Erase Block Region 4 Information W19B320BT/B DATASHEET ADDRESS (Word Mode) 27h 28h 29h 2Ah ...
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... Not Supported, 01=4 Word Page, 02=8 Word Page ACC (Acceleration) Supply Minimum 00h = Not Supported, D7-D4: Volt, D3-D0: 100 mV ACC (Acceleration) Supply Maximum 00h = Not Supported, D7-D4: Volt, D3-D0: 100 mV Top/Bottom Boot Sector Flag 02h=Bottom Boot Device, 03h=Top Boot Device W19B320BT/B DATASHEET ADDRESS DATA (Word Mode) 40h 0050h 41h ...
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... PD = Data to be programmed at location PA. Data latches on the rising edge of #WE or #CE pulse, whichever happens first Data read from location RA during read operation Address of the sector to be verified (in AUTOSELECT mode) or erased. Address bits A20-A12 uniquely select any sector. W19B320BT/B DATASHEET BUS CYCLES (note 2-5) FIRST ...
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... When reading write operation status bits, the system must always provide the bank address where the Embedded Algorithm is in progress. The device outputs array data if the system addresses a non-busy bank. 7.7 Temporary Sector Unprotect Algorithm W19B320BT/B DATASHEET DQ7 DQ5 DQ6 (NOTE 2) ...
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... Notes: 1. All protected sectors unprotected (If #WP/ACC = VIL, outermost boot sectors will remain protected). 2. All previously protected sectors are protected once again. W19B320BT/B DATASHEET START #RESET = V ID (Note 1) Perform Erase or Program Operations #RESET = V IH Temporary Sector Unprotect Completed (Note 2) Publication Release Date:Dec.25, 2007 ...
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... Device failed sector? Remove V from #RESET Write reset command Sector Protect Algorithm Sector Protect complete W19B320BT/B DATASHEET START Protect all sectors The indicated portion of the sector protect algorithm must be performed for all unprotected sectors prior to issuing the first sector unprotect address ...
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... Security Sector Protect Verify 7.10 Program Algorithm W19B320BT/B DATASHEET START Enter Security Sector If data = 00h, Security Sector is #RESET = unprotected data = 01h Security Sector is producted. Wait 1 μ s Remove V IH Write 60h to from #RESET any address Write reset Write 40h to Security ...
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... VA = Valid address for programming. During a sector erase operation; a valid address is any sector address within the sector being erased. During chip erase, a valid address is any non-protected sector address. 2. DQ7 should be rechecked even if DQ5 = “1” because DQ7 may change simultaneously with DQ5. W19B320BT/B DATASHEET START Write Program ...
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... Toggle Bit Algorithm Note: The system should recheck the toggle bit even if DQ5 =”1” because the toggle bit may stop toggling as DQ5 changes to “1”. See DQ6 and DQ2 section for more information W19B320BT/B DATASHEET START Read DQ7-DQ0 Read DQ7-DQ0 ...
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... Ambient Temperature ( Supply Voltages DD V for standard voltage range DD Operating ranges define those limits between which the functionality of the device is guaranteed. W19B320BT/B DATASHEET +2.0 V for periods ns -2.0 V for periods ns. Maximum DC input voltage on pin Industrial Grade Extended Grade - 39 - ...
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... Embedded Erase or Embedded Program is in progress Automatic sleep mode enables the low power mode when addresses remain stable for t current is200 nA. 5. For temperature >70 degree C, Vih(Max.)=Vdd+0.1V and Vil(Min)=Vss-0.1V. 6. Not 100% tested W19B320BT/B DATASHEET TEST CONDITIONS ...
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... TEST CONDITION Output Load Output Load Capacitance, CL (including jig capacitance) Input Rise and Fall Times Input Pulse Levels Input timing measurement reference levels Output timing measurement reference levels 8.6.1 AC Test Load and Waveforms W19B320BT/B DATASHEET +3.3V D OUT 30 pF (Including Jig and Scope) Input Output 3V 1 ...
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... Low to Standby Mode RY/#BY Recovery Time Note: Not 100 % tested 8.9 Word/Byte Configuration (#BYTE) PARAMETER #CE #BYTE to Switching Low or High #BYTE Switching Low to Output High Z #BYTE Switching High to Output Active W19B320BT/B DATASHEET SYM. TEST SETUP T RC #OE, # ACC #OE ...
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... See the “Alternate #CE Controlled Erase and Program Operations“ section for more information 8.11 Temporary Sector Unprotect PARAMETER VID Rise and Fall Time VHH Rise and Fall Time #RESET Setup Time for Temporary Sector Unprotect #RESET Hold Time from RY/#BY High for Temporary Sector Unprotect Note: Not 100 % tested W19B320BT/B DATASHEET SYM ASO T ...
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... The typical chip programming time is considerably less than the maximun chip programming time listed,since most bytes program faster than maximun program times listed. 6. System-level overhead is the time required to execute the two- or four-bus-cycle sequence for the program command. 7. The device has a minimum erase and program cycle endurance of 100,000 cycles. W19B320BT/B DATASHEET SYM. Min. T ...
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... TIMING WAVEFORMS 9.1 AC Read Waveform Address # #OE #WE Outputs #RESET RY/#BY 0V 9.2 Reset Waveform RY/#BY #OE,#CE #RESET Reset Timing NOT during Embedded Algorithms RY/#BY #OE,#CE #RESET W19B320BT/B DATASHEET T RC Addresses Stable T ACC OEH T CE High Ready T Ready T RP Reset Timings during Embedded Algorithms - ...
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... Switching DQ0-DQ14 from byte to word DQ15/A-1 mode 9.4 #BYTE Waveform for Write Operation #CE #WE #BYTE Note: Refer to the Erase /Program Operations table for TAS and TAH Specifications. W19B320BT/B DATASHEET T ELFL Data Output (DQ0-DQ14) DQ15 Address Output T FLQZ T ELFH Data Output Data Output ...
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... RY/#BY VDD T VCS Notes program address program data,D 2. Illustration shows device in word mode 9.6 Accelerated Programming Waveform #WP/ACC T VHH W19B320BT/B DATASHEET WPH T DH A0h PD T BUSY is the true data at the program address OUT - 47 - Read Status Data (last two cycles) ...
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... These waveforms are for the word mode 9.8 Back-to back Read/Write Cycle Waveform T WC Addresses Valid #CE # #WE T WPH T DS Valid Data #WE Controlled Write Cycle W19B320BT/B DATASHEET 555h for chip erase WPH 55h 30h 10 for Chip Erase T ...
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... Addresses #CE T OEH #WE # DQ6/DQ2 Valid Data RY/#BY Note: VA= Valid address;not requires for DQ6. Illustration shows first two status cycle after command sequence, last status read cycle, and array data read cycle. W19B320BT/B DATASHEET Complement Complement ...
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... V or #RESET #CE #WE RY/#BY 9.13 Sector/Sector Block Protect and Unprotect Timing Diagram #RESET IH SA,A6, A1,A0 Sector/sector Block Protect or Unprotect DATA #CE #WE #OE W19B320BT/B DATASHEET Enter Erase Suspend Program Erase Suspend Read Erase Suspend Program VIDR Program or Erase Command Sequence T RSP Valid* 60h 60h Sector/Sector Block Protect:150 μ ...
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... Firgure indicates last two bus cycles of a program or erase operation. 2. PA= program address, SA= sector address, PD= program data. 3. #DQ7 is the complement of the data written to the device. Dout is the data written to the device. 4. Waveforms are for the word mode. W19B320BT/B DATASHEET #Data Polling PA for program SA for sector erase ...
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... Test conditions 11. CAPACITANCE PARAMETER Input Capacitance Output Capacitance Control Pin Capacitance Notes: 1. Sampled, not 100 % tested. 2. Test condition ° 1.0 MHz. W19B320BT/B DATASHEET on all pins except I/O pins SS on all I/O pins SS = 3.0 V, one pin at a time. DD SYM. TEST SETUP Typical ...
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... Winbond reserves the right to make changes to its products without prior notice. 2. Purchasers are responsible for performing appropriate quality assurance testing on products intended for use in applications where personal injury might occur as a consequence of product failure. W19B320BT/B DATASHEET Publication Release Date:Dec. 25, 2007 - 53 - Revisionv A3 ...
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... PACKAGE DIMENSIONS 13.1 TFBGA48ball (6X8 mm^2, Ø=0.40mm) W19B320BT/B DATASHEET Publication Release Date:Dec.25, 2007 - 54 - Revisionv A3 ...
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... Standard Thin Small Outline Package θ W19B320BT/B DATASHEET 48 MILLIMETER Sym. MIN. NOM. MAX 0.05 A2 0.95 1.00 1.05 E 18.3 18.4 18 19.8 20.0 20 11.9 12.1 12.0 E 0.17 0.22 0. 0.10 0. 0.50 0.60 0. 0.10 Y θ Publication Release Date:Dec. 25, 2007 - 55 - INCH NOM. MAX. MIN. 0.047 0.002 0.037 0.039 ...
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... Winbond customers using or selling these products for use in such applications their own risk and agree to fully indemnify Winbond for any damages resulting from such improper use or sales. W19B320BT/B DATASHEET PAGE ALL Initial Issued ,note p21 1 ...