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STPM10 数据表(PDF) 7 Page - STMicroelectronics |
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STPM10 数据表(HTML) 7 Page - STMicroelectronics |
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7 / 51 page ![]() STPM10 Pin configuration Doc ID 17728 Rev 3 7/51 2 Pin configuration Figure 2. Pin connections (top view) Table 2. Pin description Pin Symbol Type (1) Description 1 WDG D O Watchdog 2 ZCR D O Zero-crossing signal 3 SCS D IN SPI interface Enable pin 4VDDD A OUT 1.8 V output of internal low drop regulator which supplies the digital core 5VSS GND Ground 6VCC P IN Supply voltage 7VO P OUT Output of internal low drop regulator 8VDDA A OUT 3 V output of internal low drop regulator which supplies the analog part 9IIP1 A IN Positive input of primary current channel 10 IIN1 A IN Negative input of primary current channel 11 IIP2 A IN Positive input of secondary current channel 12 IIN2 A IN Negative input of secondary current channel 13 VIP A IN Positive input of voltage channel 14 VIN A IN Negative input of voltage channel 15 SYN D I/O SPI interface pin 16 CLKIN A IN Crystal oscillator input 17 CLKOUT A OUT Crystal oscillator output 18 SCL D I/O SPI interface clock pin 19 SDA D I/O SPI interface data pin 20 LED D O Active energy pulsed output 1. A: analog, D: digital, P: power |
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