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STCOM 数据表(PDF) 33 Page - STMicroelectronics |
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STCOM 数据表(HTML) 33 Page - STMicroelectronics |
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33 / 58 page ![]() DocID028515 Rev 1 33/58 STCOM Pinout and pin description 58 34 RX_INP A I I PGA positive input 35 AGND S - - PGA ground 36 ZC_IN A I I Zero crossing comparator input 37 ZC_AGND_REF A I I Zero crossing comparator ground reference - connect to AGND 38 AVDD_5V_AFE S I I PLC AFE 5 V supply + receiver ADC supply 39 PVCC S I I PA supply 40 PGND S - - PA ground 41 PA2_OUT A O O PA2 output 42 PA2_OUT A O O PA2 output 43 PA1_OUT A O O PA1 output 44 PA1_OUT A O O PA1 output 45 PGND S - - PA ground 46 PVCC S I I PA supply / 5 V regulator input voltage 47 PA1_INN A I I PA1 inverting input 48 PA1_INP A I I PA1 non-inverting input 49 PA2_INP A I I PA2 non-inverting input 50 PA2_INN A I I PA2 inverting input 51 AGND S - - 5 V regulator ground 52 CSF A I/O I/O Current sense feedback 53 AVDD_5V S I/O I/O 5 V regulator output / external supply input 54 RESERVED - - - Reserved - connect to AGND 55 AGND S - - Transmission predriver ground 56 TXDRV_OUTP A O O Transmission predriver positive output 57 TXDRV_OUTN A O O Transmission predriver negative output 58 AVDD_5V_TXDRV S I I Transmission predriver 5 V supply 59 AVDD_3 V3_DAC S I I Transmission DAC 3.3 V supply 60 AGND S - - Transmission DAC ground 61 DAC_OUTP A O O Transmission DAC positive output 62 DAC_OUTN A O O Transmission DAC negative output 63 DVDD_3 V3_IO S I I I/O 3.3 V supply 64 GPIO10_7 D I/O I General purpose I/O, USART4_SCLK, AT0_BKIN, SPI2_SSn, I2C2_SCL 65 GPIO10_6 D I/O I General purpose I/O, USART4_TXD, AT0_CH_1, SPI2_SCLK, I2C2_SDA Table 7. Pin description (continued) Pin Pin name Type(1) Dir.(2) RS(3) Description |
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