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ADPD107 датащи(PDF) 14 Page - Analog Devices |
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ADPD107 датащи(HTML) 14 Page - Analog Devices |
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14 / 66 page ![]() ADPD105/ADPD106/ADPD107 Data Sheet Rev. A | Page 14 of 66 12 3 A B C D E F LGND LEDX2 ADPD105 TOP VIEW, BALL SIDE DOWN (Not to Scale) LEDX3 LEDX1 SDA SCL GPIO0 DVDD DGND GPIO1 VREF AVDD PD1-2 PDC PD3-4 AGND Figure 7. ADPD105 Pin Configuration Table 12. ADPD105 Pin Function Descriptions Pin No. Mnemonic Type1 Description A1 LGND S LED Driver Ground. A2 LEDX2 AO LED Driver 2 Current Sink. If not in use, leave this pin floating. B1 LEDX3 AO LED Driver 3 Current Sink. If not in use, leave this pin floating. B2 LEDX1 AO LED Driver 1 Current Sink. If not in use, leave this pin floating. B3 SDA DIO I2C Data Input/Output (I/O). C1 SCL DI I2C Clock Input. C2 GPIO0 DIO General Purpose I/O. This pin is used for interrupts and various clocking options. C3 DVDD S 1.8 V Digital Supply. D2 DGND S Digital Ground. D3 AGND S Analog Ground. E1 GPIO1 DIO General Purpose I/O. This pin is used for interrupts and various clocking options. E2 VREF REF Internally Generated ADC Voltage Reference. Buffer this pin with a 1 μF capacitor to AGND. E3 AVDD S 1.8 V Analog Supply. F1 PD1-2 AI Photodiode Combined Current Input of Photodiode 1 (PD1) and Photodiode 2 (PD2). If not in use, leave this pin floating. F2 PDC AO Photodiode Common Cathode Bias. F3 PD3-4 AI Photodiode Combined Current Input of Photodiode 3 (PD3) and Photodiode 4 (PD4). If not in use, leave this pin floating. 1 S means supply, AO means analog output, DIO means digital input/output, DI means digital input, REF means voltage reference, AI means analog input, and AO means analog output. |
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