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ADM1266ACPZ-R7 数据表(PDF) 8 Page - Analog Devices |
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ADM1266ACPZ-R7 数据表(HTML) 8 Page - Analog Devices |
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8 / 62 page ![]() ADM1266 Data Sheet Rev. A | Page 8 of 62 Parameter Min Typ Max Unit Test Conditions/Comments BUFFERED VOLTAGE OUTPUT DACs Resolution 8 Bits Code 0x7F Output Voltage 0.2 V to 0.8 V 0.501 0.506 0.516 V 0.3 V to 0.9 V 0.603 0.607 0.618 V 0.5 V to 1.1 V 0.804 0.809 0.820 V 0.7 V to 1.3 V 1.005 1.011 1.021 V 0.95 V to 1.55 V 1.256 1.264 1.273 V Output Voltage Range 606 mV Same range, independent of center point LSB Step Size 2.376 mV DAC Supply Currents 3 mA Maximum total source for all DAC pins DAC Leakage Current 1 µA Maximum Load Current Source 0.25 mA Sink 0.25 mA Maximum Load Capacitance 50 pF Settling Time to 50 pF Load 2 µs ADC Signal Range 0 VREF V Resolution 12 Bits Round Robin Time 5 ms SERIAL BUS DIGITAL INPUTS (SCL, SDA) Input High Voltage, VIH 2.1 V Input Low Voltage, VIL 0.8 V Output Low Voltage, VOL 0.4 V Clock Frequency, fSCLK 400 kHz Bus Free Time, tBUF 1.3 µs Start Setup Time, tSU;STA 0.6 µs Stop Setup Time, tSU;STO 0.6 µs Start Hold Time, tHD;STA 0.6 µs SCL Low Time, tLOW 1.3 µs SCL Low Timeout, tLOW:MAX 35 ms PMBus resets if this value is exceeded SCL High Time, tHIGH 0.6 50 µs SCL, SDA Rise Time, tR 300 ns SCL, SDA Fall Time, tF 300 ns Data Setup Time, tSU;DAT 100 ns Data Hold Time, tHD;DAT 300 ns ADDR PIN PULL-UP CURRENT 45 50 55 µA SYNC Input High Voltage, VIH 2.1 V Input Low Voltage, VIL 0.8 V Output High Voltage, VOH 2.6 AVDD_CAP V Output Low Voltage, VOL 0.5 V Clock Frequency, fSCLK 32.768 kHz INTERDEVICES BUS (IDB) Input High Voltage, VIH 2.1 V Input Low Voltage, VIL 0.8 V Output Low Voltage, VOL 0.4 V Clock Frequency, fSCLK 1 MHz |
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