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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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PCF8591T 데이터시트(PDF) 4 Page - NXP Semiconductors |
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PCF8591T 데이터시트(HTML) 4 Page - NXP Semiconductors |
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4 / 28 page  2003 Jan 27 4 Philips Semiconductors Product specification 8-bit A/D and D/A converter PCF8591 5 BLOCK DIAGRAM handbook, full pagewidth MBL821 I2C BUS INTERFACE ANALOGUE MULTIPLEXER POWER ON RESET OSCILLATOR SAMPLE AND HOLD SAMPLE AND HOLD CONTROL LOGIC DAC DATA REGISTER SUCCESSIVE APPROXIMATION REGISTER/LOGIC DAC STATUS REGISTER PCF8591 ADC DATA REGISTER SCL SDA A0 A1 A2 EXT AIN0 AIN1 AIN2 AIN3 AOUT VREF AGND OSC VSS VDD COMPARATOR Fig.1 Block diagram. 6 PINNING SYMBOL PIN DESCRIPTION AINO 1 analog inputs (A/D converter) AIN1 2 AIN2 3 AIN3 4 A0 5 hardware address A1 6 A2 7 VSS 8 negative supply voltage SDA 9 I2C-bus data input/output SCL 10 I2C-bus clock input OSC 11 oscillator input/output EXT 12 external/internal switch for oscillator input AGND 13 analog ground VREF 14 voltage reference input AOUT 15 analog output (D/A converter) VDD 16 positive supply voltage handbook, halfpage PCF8591P MBL822 1 2 3 4 5 6 7 8 AIN0 AIN1 AIN2 AIN3 A0 A1 A2 VSS VDD AOUT VREF AGND EXT OSC SCL SDA 16 15 14 13 12 11 10 9 Fig.2 Pinning diagram (DIP16). |
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