Ultra Fast USB 2.0 SD/MMC Flash Media Controller
Datasheet
Chapter 3 Pin Table
3.136-Pin Package
Table 3.1 USB2244/2244i
SD/MMC INTERFACE (12 Pins)
SD_D0 | SD_D1 |
| SD_D2 | SD_D3 |
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SD_D4 | SD_D5 |
| SD_D6 | SD_D7 |
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SD_CLK | SD_CMD |
| SD_WP | GPIO15 (SD_nCD) |
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| USB INTERFACE (7 PINS) |
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USB+ | USB- |
| RBIAS |
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XTAL1 (CLKIN) | XTAL2 |
| VDDA33 | VDD18PLL |
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| MISC (13 PINS) |
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GPIO1 (LED1) | GPIO2 / RXD / SDA |
| GPIO4 | GPIO7 / TXD / SCK |
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GPIO10 (CRD_PWR) | GPIO12 |
| GPIO14 | (4) NC |
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TEST | nRESET |
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| DIGITAL, POWER (4 PINS) |
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(3)VDD33 | VDD18 |
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| TOTAL 36 |
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Revision 1.0 | 8 | SMSC USB2244/USB2244i |
DATASHEET