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SN74AVCA406 Datasheet(PDF) 10 Page - Texas Instruments |
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SN74AVCA406 Datasheet(HTML) 10 Page - Texas Instruments |
10 / 45 page www.ti.com SN74AVCA406 MMC, SD CARD, Memory Stick, SmartMedia, AND xD-Picture Card ±15-kV ESD-PROTECTED VOLTAGE-TRANSLATION TRANSCEIVER SCES615H – OCTOBER 2004 – REVISED JANUARY 2007 Configuration 1d - Interfacing With SDIO Card in Slot 0 and SD Card (4-bit Mode) in Slot 1 Table 5. SDIO Card (Slot 0) and SD Card (Slot 1) SIGNAL NAME PIN PIN PIN OR PIN FUNCTION NO. NAME TYPE (CONNECTION) A1 VCCA VCCA A-port supply voltage. VCCA powers all A-port I/Os and control inputs. Power B1 10A1 CLK.h Clock signal from host Input C1 9A CMD.h Command signal connected to host I/O D1 9DIR CMD-dir.h Direction control for 9A/9B connected to host Input E1 78DIR (tie-high) Direction control for 7A/7B and 8A/8B. Not used in this mode. Tie to VCCA. Input F1 7A (tie-low) I/O pin not used in this mode. Tie to GND. I/O G1 VCCA VCCA A-port supply voltage. VCCA powers all A-port I/Os and control inputs. Power A2 2A DAT1.h Data bit 2 connected to host. Referenced to VCCA. I/O B2 3A DAT2.h Data bit 3 connected to host. Referenced to VCCA. I/O Clock feedback to host for resynchronizing data. Used in OMAP processors. Optional on C2 10A2 CLK-f.h Output other processors. Leave unconnected if not used. D2 4A DAT3.h Data bit 4 connected to host. Referenced to VCCA. I/O E2 6A (tie-low) I/O pin not used in this mode. Tie to GND. I/O F2 8A (tie-low) I/O pin not used in this mode. Tie to GND. I/O G2 5A (tie-low) I/O pin not used in this mode. Tie to GND. I/O A3 4DIR DAT3-dir.h Direction control for 4A/4B Input 10 Submit Documentation Feedback |
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