USB2251-NU-05 Standard Microsystems (SMSC), USB2251-NU-05 Datasheet
USB2251-NU-05
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USB2251-NU-05 Summary of contents
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... Card 1.2 — SmartMedia 1.3 Extended configuration options — xD player mode operation — Socket switch polarities, etc. Media Activity LED 1.) xD-Picture Card not applicable to USB2251. SMSC USB2250/50i/51/51i USB2250/50i/51/51i Ultra Fast USB 2.0 Multi-Slot Flash Media Controller GPIO configuration and polarity — ...
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... Part Number USB2250-NU-XX USB2250i-NU-XX USB2251-NU-XX USB2251i-NU-XX 128-Pin VTQFP Lead-Free RoHS Compliant Package “XX” in the order number indicates the internal ROM firmware revision level. Please contact your SMSC sales representative for more information. 80 ARKAY DRIVE, HAUPPAUGE, NY 11788 (631) 435-6000, FAX (631) 273-3123 Copyright © ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Table of Contents Chapter 1 Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . ...
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List of Tables Table 5.1 128-Pin VTQFP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet List of Figures Figure 3.1 128-Pin VTQFP Diagram . . . . . . . . . . . . . . . . . . . . . . . ...
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Chapter 1 Acronyms ATA: Advanced Technology Attachment CFC: Compact Flash Controller FET: Field Effect Transistor LUN: Logical Unit Number MMC: MultiMediaCard MSC: Memory Stick Controller PLL: Phase-Locked Loop RoHS: Restriction of Hazardous Substances Directive RXD: Received eXchange Data SDIO: Secure ...
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... Single chip flash media controller USB2250/USB2251 supports the commercial temperature range of 0°C to +70°C USB2250i/USB2251i supports the industrial temperature range of -40°C to +85° GPIOs: Configuration and polarity for special function use such as LED indicators, button inputs, and power control to memory devices - The number of actual GPIOs depends on the implementation configuration used - Four GPIOs available with up to 200 mA drive and “ ...
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Chapter 3 Pin Configuration MS_D6 97 GPIO12 (MS_INS) 98 MS_D3 99 MS_D7 100 MS_SCLK 101 VSS 102 TEST 103 VDD33 104 GPIO6 (SD_WP) 105 MA7 106 MA13 107 MA6 108 MA8 109 MA5 110 MA9 111 MA4 112 MA11 113 ...
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... Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Chapter 4 Block Diagram USB2250 / USB2251 USB Host SIE BUS PHY CTL INTFC 3.3 V 1.8 V Reg VDD18 24 MHz Crystal PLL VDD18PLL 3.3 V 1.8 V Reg RAM 10 KB ADDR MAP ROM 64 KB Clock Generation and Control Figure 4 ...
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Chapter 5 Pin Table 5.1 128-Pin Package CF_D0 / GPIO16 CF_D1 / GPIO17 CF_D4 / GPIO20 CF_D5 / GPIO21 CF_D8 / GPIO24 CF_D9 / GPIO25 CF_D12 / GPIO28 CF_D13 / GPIO29 CF_nIOR CF_IORDY CF_SA1 SM_D0 SM_D4 SM_ALE SM_nWP SM_nWPS MS_BS ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Table 5.1 128-Pin VTQFP Package (continued) XTAL2 XTAL1 (CLKIN) MA0 / CLK_SEL0 MA1 / CLK_SEL1 MA4 MA8 MA12 MA16 MD3 MD7 nRESET GPIO3 (VBUS_DET) LED / GPIO1 GPIO8 / CRD_PWR0 GPIO11 ...
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Chapter 6 Pin Descriptions This section provides a detailed description of each signal. The signals are arranged in functional groups according to their associated interface. The pin descriptions are applied when using the internal default firmware and can be referenced ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Table 6.1 USB2250/50i/51/51i 128-Pin VTQFP Pin Descriptions (continued) NAME SYMBOL CF Data 7-0 / CF_D[7:0] / GPIO GPIO[23:16] IO Ready CF_IORDY CF Card GPIO13 Detection1 (CF_nCD) CF Hardware CF_RESET_N Reset CF ...
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Table 6.1 USB2250/50i/51/51i 128-Pin VTQFP Pin Descriptions (continued) NAME SYMBOL SM Address SM_ALE Strobe SM Command SM_CLE Strobe SM Data 7-0 SM_D[7:0] SM Read Enable SM_nRE SM Write Enable SM_nWE SM Write Protect SM_nWPS Switch SM Busy or Data SM_nB/R ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Table 6.1 USB2250/50i/51/51i 128-Pin VTQFP Pin Descriptions (continued) NAME SYMBOL SM Chip Enable SM_nCE SM Card GPIO14 Detection GPIO (SM_nCD) MS Bus State MS_BS MS Card GPIO12 Insertion GPIO (MS_INS) MS ...
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Table 6.1 USB2250/50i/51/51i 128-Pin VTQFP Pin Descriptions (continued) NAME SYMBOL SECURE DIGITAL (SD) / MULTIMEDIACARD (MMC) INTERFACE SD Data 7-0 SD_D[7:0] SD Clock SD_CLK SD Command SD_CMD SD Write GPIO6 Protected GPIO (SD_WP) SD Card Detect GPIO15 GPIO (SD_nCD) USB ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Table 6.1 USB2250/50i/51/51i 128-Pin VTQFP Pin Descriptions (continued) NAME SYMBOL Memory MD[7:0] Data Bus Memory MA16 Address Bus MA[15:2] MA[1:0] / CLK_ SEL[1:0] Memory Write nMWR Strobe Memory Read nMRD Strobe ...
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Table 6.1 USB2250/50i/51/51i 128-Pin VTQFP Pin Descriptions (continued) NAME SYMBOL Memory Chip nMCE Enable General Purpose LED / Input/Output GPIO1 GPIO3 (VBUS_DET) GPIO4 (SCL / xD_ID) GPIO5 (SDA) GPIO8 / CRD_PWR0 GPIO9 / CRD_PWR1 Revision 2.0 (09-29-09) Ultra Fast USB ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Table 6.1 USB2250/50i/51/51i 128-Pin VTQFP Pin Descriptions (continued) NAME SYMBOL General Purpose GPIO10 / Input/Output CRD_PWR2 GPIO11 / CRD_PWR3 RESET Input RESET_N TEST Input TEST Regulator REG_EN Enable 1.8 V Digital ...
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Buffer Type Descriptions BUFFER I Input. IPU Input with internal weak pull-up resistor. IPD Input with internal weak pull-down resistor. IS Input with Schmitt trigger. I/O12 Input/Output buffer with 12 mA sink and 12 mA source. I/O200 Input/Output buffer ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Chapter 7 Pin Reset State Table Voltage Signal (v) V DD33 V SS Table 7.1 Legend for Pin Reset States Table SMSC USB2250/50i/51/51i Hardware Firmware Initialization Operational RESET Figure 7.1 Pin ...
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Reset States Table 7.2 USB2250/50i/51/51i 128-Pin Reset States RESET STATE PIN PIN NAME FUNCTION 85 CF_D0 / GPIO16 GPIO 86 CF_D1 / GPIO17 GPIO 88 CF_D2 / GPIO18 GPIO 59 CF_D3 / GPIO19 GPIO 61 CF_D4 / GPIO20 ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Table 7.2 USB2250/50i/51/51i 128-Pin Reset States RESET STATE PIN PIN NAME FUNCTION CF_DMARQ / RXD / 117 GPIO GPIO2 12 SD_D0 SD 10 SD_D1 SD 23 SD_D2 SD 22 SD_D3 SD ...
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Chapter 8 Configuration Options 8.1 Card Reader The SMSC USB2250/50i/51/51i is fully compliant with the following flash media card reader specifications: Compact Flash 4 UDMA Modes 0 PIO Modes 0-6 Secure Digital 2.0 - HS-SD and ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 8.2.2 EEPROM Data Descriptor Table 8.1 Internal Flash Media Controller Configurations ADDRESS REGISTER NAME 00h USB_SER_LEN 01h USB_SER_TYP 02h-19h USB_SER_NUM 1Ah-1Bh USB_VID 1Ch-1Dh USB_PID 1Eh USB_LANG_LEN 1Fh USB_LANG_TYP 20h USB_LANG_ID_LSB 21h ...
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Table 8.1 Internal Flash Media Controller Configurations (continued) ADDRESS REGISTER NAME A2h CF_PWR_LB A3h CF_PWR_HB A4h SM_PWR_LB A5h SM_PWR_HB A6h SD_PWR_LB A7h SD_PWR_HB A8h LED_BLK_INT A9h LED_BLK_DUR AAh - B0h DEV0_ID_STR B1h - B7h DEV1_ID_STR B8h - BEh DEV2_ID_STR BFh ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 8.2.3 EEPROM Data Descriptor Register Descriptions 8.2.3.1 00h: USB Serial String Descriptor Length BYTE NAME 0 USB_SER_LEN 8.2.3.2 01h: USB Serial String Descriptor Type BYTE NAME 1 USB_SER_TYP 8.2.3.3 02h-19h: USB ...
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USB Language Identifier Descriptor Type BYTE NAME 1 USB_LANG_TYP 8.2.3.8 20h: USB Language Identifier Least Significant Byte BYTE NAME 2 USB_LANG_ID _LSB 8.2.3.9 21h: USB Language Identifier Most Significant Byte BYTE NAME 3 USB_LANG_ID _MSB 8.2.3.10 22h: USB ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 8.2.3.14 5Eh: USB Product String Descriptor Length BYTE NAME 0 USB_PRD_STR _LEN 8.2.3.15 5Fh: USB Product String Descriptor Type BYTE NAME 1 USB_PRD_STR _TYP 8.2.3.16 60h-99h: USB Product String Option BYTE ...
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Attribute Byte Descriptions BYTE BYTE NAME BIT 0 ATT_LB 3 ATT_HLB 3 ATT_LHB 7:3 3 ATT_HB 6:0 7 Revision 2.0 (09-29-09) Ultra Fast USB 2.0 ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 8.2.4 A0h-A7h: Device Power Configuration The USB2250/50i/51/51i has four internal FETs which can be utilized for card power. This section describes the default internal configuration. The settings are stored in NVSTORE ...
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FET TYPE BITS 2 FET Hi Byte 3:0 SM_PWR_HB 3 7:4 8.2.4.4 A6h-A7h: Secure Digital Device Power Configuration FET TYPE BITS 0 FET Lo Byte 3:0 SD_PWR_LB 1 7:4 2 FET Hi Byte 3:0 SD_PWR_HB 3 7:4 8.2.4.5 A8h: LED ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 8.2.5.1 AAh-B0h: Device 0 Identifier String BYTE NAME 6:0 DEV0_ID_STR 8.2.5.2 B1h-B7h: Device 1 Identifier String BYTE NAME 6:0 DEV1_ID_STR 8.2.5.3 B8h-BEh: Device 2 Identifier String BYTE NAME 6:0 DEV2_ID_STR 8.2.5.4 ...
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D4h-D7h: Device to LUN Mapping BYTE NAME 3:0 DEV_LUN_MAP 8.2.5.9 D8h-FBh: Not Applicable BYTE NAME 35:0 Not Applicable 8.2.5.10 FCh-FFh: Non-Volatile Storage Signature BYTE NAME 3:0 NVSTORE_SIG 8.3 Default Configuration Option The SMSC device can be configured via its ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 8.3.1.1 nRESET for EEPROM Configuration Hardware Device reset Recovery/ asserted Stabilization t1 nRESET VSS Figure 8.1 nRESET Timing for EEPROM Mode Table 8.2 nRESET Timing for EEPROM Mode NAME DESCRIPTION t1 ...
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Chapter 9 AC Specifications 9.1 Oscillator/Crystal Parallel Resonant, Fundamental Mode, 24 MHz ± 350 ppm SYMBOL DESCRIPTION C Crystal shunt capacitance 0 C Crystal load capacitance L C Total board or trace B capacitance C Stray ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 9.2 Ceramic Resonator 24 MHz ± 350 ppm 24 MHz Ceramic Resonator Figure 9.3 Ceramic Resonator Usage with SMSC IC 9.3 External Clock 50% Duty cycle ± 10%, 24/48 MHz ± ...
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Chapter 10 DC Parameters 10.1 Maximum Guaranteed Ratings PARAMETER SYMBOL MIN Storage T -55 A Temperature Lead Temperature 3.3 V supply V -0.5 DD33 voltage Voltage on -0.5 USB+ and USB- pins Voltage on -0.5 GPIO8 & 11 ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet 10.2 Operating Conditions PARAMETER SYMBOL Operating Temperature Commercial Part T A Industrial Part T A 3.3 V supply voltage V DD33 3.3 V supply rise time t RT Voltage on USB+ ...
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PARAMETER Input Leakage (All I and IS buffers) Low Input Leakage High Input Leakage O12 Type Buffer Low Output Level High Output Level Output Leakage I/O12, I/O12PU & I/O12PD Type Buffer Low Output Level High Output Level Output Leakage Pull ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet PARAMETER I/O200 Integrated Power FET for GPIO8, GPIO9, GPIO10, & GPIO11 High Output Current Mode Low Output Current Mode (Note 10.8) On Resistance (Note 10.8) Output Voltage Rise Time Supply Current ...
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Package Thermal Specification Table 10.2 128-Pin VTQFP Package Thermal Parameters PARAMETER Thermal Resistance Junction-to-Top-of-Package Note 10.11 Thermal parameters are measured or estimated for devices with the exposed pad soldered to thermal vias in a multilayer 2S2P PCB per JESD51. ...
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Ultra Fast USB 2.0 Multi-Slot Flash Media Controller Datasheet Chapter 11 GPIO Usage NAME ACTIVE LEVEL GPIO1 H GPIO2 H GPIO3 H GPIO4 H GPIO5 H GPIO6 L GPIO7 H GPIO8 L GPIO9 L GPIO10 L GPIO11 L GPIO12 L ...
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Chapter 12 Package Outline Figure 12.1 128-Pin VTQFP, 14x14x1.0 mm Body, 2.0 mm Pitch Revision 2.0 (09-29-09) Ultra Fast USB 2.0 Multi-Slot Flash Media Controller 44 DATASHEET Datasheet SMSC USB2250/50i/51/51i ...