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UPSD3422 데이터시트(PDF) 16 Page - STMicroelectronics |
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UPSD3422 데이터시트(HTML) 16 Page - STMicroelectronics |
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16 / 293 page ![]() Pin descriptions uPSD34xx 16/293 Note: 1 N/A = Signal Not Available on 52-pin package. JTAGTDI TDI 7 4 I JTAG pin (TDI) JTAGTDO TDO 6 3 O JTAG pin (TDO) PC7 5 2 I/O General I/O port pin PLD, Macrocell output, or PLD input PD1 CLKIN 3 1 I/O General I/O port pin 1. PLD I/O 2. Clock input to PLD and APD PD2 CSI 1 N/A I/O General I/O port pin 1. PLD I/O 2. Chip select ot PSD Module USB+ 11 7 I/O USB D+ pin; 1.5k Ω pull-up resistor is required. USB– 14 10 I/O USB D– pin 3.3V-VCC 10 6 VCC - MCU Module. Connect AVCC to VCC if the ADC is not used. AVCC 72 47 Analog VCC Input VDD 3.3V or 5V 12 8 VDD - PSD Module VDD - 3.3V for 3V VDD - 5V for 5V VDD 3.3V or 5V 50 33 VDD - PSD Module VDD - 3.3V for 3V VDD - 5V for 5V GND 13 9 GND 29 19 GND 69 45 NC 51 N/A NC 53 N/A NC 55 N/A NC 57 N/A Table 2. Pin definitions Port Pin Signal Name 80-Pin No. 52-Pin No.(1) In/Out Function Basic Alternate 1 Alternate 2 |
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