W29C512AP-90 Winbond, W29C512AP-90 Datasheet
W29C512AP-90
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W29C512AP-90 Summary of contents
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GENERAL DESCRIPTION The W29C512A is a 512K bit, 5-volt only CMOS flash memory organized as 64K can be programmed and erased in-system with a standard 5V power supply. A 12-volt V required. The unique cell architecture of the W29C512A results ...
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PIN CONFIGURATIONS 32-pin 8 A4 PLCC ...
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FUNCTIONAL DESCRIPTION Read Mode The read operation of the W29C512A is controlled by #CE and #OE , for the host to obtain data from the outputs. #CE is used for device selection. When #CE is high, the chip is de-selected ...
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Hardware Data Protection The integrity of the data stored in the W29C512A is also hardware protected in the following ways: (1) Noise/Glitch Protection: A #WE pulse of less than duration will not initiate a write cycle. (2) ...
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TABLE OF OPERATING MODES Operating Mode Selection (Operating Range = (Ambient Temperature), V MODE Read Write Standby Write Inhibit Output Disable 5-Volt Software Chip Erase Product #CE #OE ...
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Command Codes for Software Data Protection BYTE SEQUENCE TO ENABLE PROTECTION 0 Write 1 Write 2 Write 3 Write 4 Write 5 Write Software Data Protection Acquisition Flow Software Data Protection enable SDP Write (Optional page-load Notes for software program ...
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Command Codes for Software Chip Erase BYTE SEQUENCE 0 Write 1 Write 2 Write 3 Write 4 Write 5 Write Software Chip Erase Acquisition Flow Notes for software chip erase: Data Format: DQ7 DQ0 (Hex) Address Format: A14 A0 (Hex) ...
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... The device does not remain in identification mode if power down. (4) The device returns to standard operation mode. (5) This product supports both the JEDEC standard 3 byte command code sequence and original 6 byte command code sequence. For new designs, Winbond recommends that the 3 byte command code sequence be used. SOFTWARE PRODUCT IDENTIFICATION ENTRY ...
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DC CHARACTERISTICS Absolute Maximum Ratings PARAMETER Power Supply Voltage to V Potential ss Operating Temperature Storage Temperature D.C. Voltage on Any Pin to Ground Potential except A9 Transient Voltage (< Any Pin to Ground Potential Voltage ...
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Power-up Timing PARAMETER Power-up to Read Operation Power-up to Write Operation CAPACITANCE (V = 5.0V MHz PARAMETER I/O Pin Capacitance Input Capacitance AC CHARACTERISTICS AC Test Conditions PARAMETER Input Pulse Levels ...
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Read Cycle Timing Parameters ( PARAMETER Read Cycle Time Chip Enable Access Time Address Access Time Output Enable Access Time #CE High to Hight-Z ...
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Polling Characteristics PARAMETER Data Hold Time #OE Hold Time (2) #OE to Output Delay Write Recovery Time Notes: (1) These parameters are characterized and not 100% tested. (2) See T spec in A.C. Read Cycle Timing Parameters OE Toggle ...
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TIMING WAVEFORMS Read Cycle Timing Diagram Address A15-0 #CE # #WE High-Z DQ7-0 #WE Controlled Write Cycle Timing Diagram T AS Address A15-0 #CE T #OE #WE DQ7 Data Valid T AH ...
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Timing Waveforms, continued #CE Controlled Write Cycle Timing Diagram Address A15-0 #OE High Z DQ7-0 Page Write Cycle Timing Diagram Address A15-0 DQ7-0 #CE #OE # OES DS T BLC WPH Byte ...
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Timing Waveforms, continued #DATA Polling Timing Diagram Address A15-0 #WE #CE T OEH # DQ7 Toggle Bit Timing Diagram #WE #CE T OEH # DQ6 HIGH HIGH-Z Publication Release Date: February 5, ...
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Timing Waveforms, continued Page Write Timing Diagram Software Data Protection Mode software data protection mode Address A15-0 5555 DQ7-0 AA #CE # #WE T SW0 Reset Software Data Protection Timing Diagram Address A15-0 5555 DQ7-0 #CE #OE T ...
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Timing Waveforms, continued 5-Volt-only Software Chip Erase Timing Diagram Address A15-0 5555 DQ7-0 #CE #OE T #WE SW0 Six-byte code for 5V-only software chip erase 2AAA 5555 5555 BLC T WPH SW2 SW3 SW1 ...
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... ORDERING INFORMATION PART NO. ACCESS TIME (nS) W29C512AP-90 90 W29C512AT-90 90 Notes: 1. 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 HOW TO READ THE TOP MARKING ...
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PACKAGE DIMENSIONS 32-pin PLCC Seating Plane G E 32-pin TSOP 0.10(0.004 ...
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... Yokohama, 222-0033 TEL: 81-45-4781881 FAX: 81-45-4781800 - 20 - W29C512A DESCRIPTION Winbond Electronics (Shanghai) Ltd. 27F, 2299 Yan An W. Rd. Shanghai, 200336 China TEL: 86-21-62365999 FAX: 86-21-62365998 Winbond Electronics (H.K.) Ltd. Unit 9-15, 22F, Millennium City, No. 378 Kwun Tong Rd., Kowloon, Hong Kong TEL: 852-27513100 FAX: 852-27552064 ...