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ADPD4200 датащи(PDF) 10 Page - Analog Devices |
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ADPD4200 датащи(HTML) 10 Page - Analog Devices |
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10 / 93 page ![]() Data Sheet ADPD4200 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS analog.com Rev. 0 | 10 of 93 Figure 4. Pin Configuration Table 12. Pin Function Descriptions Pin No. Mnemonic Type1 Description A1 GPIO0 DIO General-Purpose Input and Output 0. The GPIO0 pin is used for interrupts and various clocking options. A2 LED4A AO LED Driver 4A Current Sink. If not in use, leave the LED4A pin floating. A3 LED2A AO LED Driver 2A Current Sink. If not in use, leave the LED2A pin floating. A4 LED1A AO LED Driver 1A Current Sink. If not in use, leave the LED1A pin floating. B1 MISO DO SPI Master Input/Slave Output. B2 GPIO1 DIO General-Purpose Input and Output 1. The GPIO1 pin is used for interrupts and various clocking options. B3 LED3A AO LED Driver 3A Current Sink. If not in use, leave the LED3A pin floating. B4 LGND AO LED Driver Ground. C1 MOSI DIO SPI Master Output/Slave Input. C2 CS DIO SPI Chip Select Input. C3 SCLK DIO SPI Clock Input. C4 AVDD S 1.8 V Analog Supply. D1 IOVDD S Input and Output Driver Ground. D2 DVDD1 S 1.8 V Digital Supply. D3 AGND S Analog Ground. D4 VREF REF Internally Generated ADC Voltage Reference. Buffer the VREF pin with a 1 µF capacitor to AGND. E1 IOVDD S 1.8 V or 3.3 V Input and Output Driver Supply. E2 DGND S Digital Ground. E3 VC2 AO Output Voltage Source 2 for Photodiode Common Cathode Bias or Other Sensor Stimulus. E4 VC1 AO Output Voltage Source 1 for Photodiode Common Cathode Bias or Other Sensor Stimulus. F1 IN8 AI Current Input 8. If not in use, leave the IN8 pin floating. F2 IN7 AI Current Input 7. If not in use, leave the IN7 pin floating. F3 IN2 AI Current Input 2. If not in use, leave the IN2 pin floating. F4 IN1 AI Current Input 1. If not in use, leave the IN1 pin floating. 1 DIO means digital input and output, AO means analog output, DO means digital output, S means supply, REF means voltage reference, and AI means analog input. |
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