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PS810 数据表(PDF) 2 Page - Microchip Technology |
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PS810 数据表(HTML) 2 Page - Microchip Technology |
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2 / 46 page ![]() PS810 DS21904C-page 2 © 2006 Microchip Technology Inc. TABLE 1-1: PS810 QFN PIN SUMMARY TABLE 1-2: PS810 TSSOP PIN SUMMARY FIGURE 1-1: PS810 INTERNAL BLOCK DIAGRAM Pin# Pin Name Description 1 NTC/IO2 External NTC input or GPIO 2VCOIN/IO3 Coin cell monitor input or GPIO 3VFILTER Power supply filter cap 4MCLR Master Clear 5 VC1 Cell voltage input 6 N/C No connect 7 N/C No connect 8ROSC Oscillator bias resistor 9 SR Sense resistor input 10 GND Power supply ground 11 IO4 General purpose IO 12 IO5 General purpose IO 13 IO6 General purpose IO 14 SDA/SPS SMBus data/one-wire serial line 15 SCL/IO0 SMBus clock or GPIO0 16 IO1 General purpose IO Pin# Pin Name Description 1 SCL/IO0 SMBus clock or GPIO 2 IO1 General purpose IO 3 NTC/IO2 External NTC input or GPIO 4VCOIN/IO3 Coin cell monitor input or GPIO 5VFILTER Power supply filter cap 6MCLR Master Clear 7 VC1 Cell voltage input 8ROSC Oscillator bias resistor 9 SR Sense resistor input 10 GND Power supply ground 11 IO4 General purpose IO 12 IO5 General purpose IO 13 IO6 General purpose IO 14 SDA/SPS SMBus data/one-wire serial line 4K x 16 Flash 4K x 16 Flash 512-byte RAM/ Registers 512-byte RAM/ Registers Voltage Reference and Temp Sensor Voltage Reference and Temp Sensor Voltage Regulator Voltage Regulator Comm Interface Comm Interface PIC18F Microcontroller PIC18F Microcontroller 15-bit + sign Sigma-Delta Integrating A/D Converter 15-bit + sign Sigma-Delta Integrating A/D Converter Analog Input Mux Analog Input Mux Run Oscillator Run Oscillator VC1 ROSC GND Digital Section Analog Section Control and Status Control and Status SCL VCOIN SDA/SPS Sleep Oscillator Sleep Oscillator IO0 Input/Output Input/Output NTC SR IO1 IO2 IO5 IO4 IO3 IO6 MCLR VFILTER |
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