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ADUCM361 Arkusz danych(PDF) 6 Page - Analog Devices |
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ADUCM361 Arkusz danych(HTML) 6 Page - Analog Devices |
6 / 21 page ADuCM360/ADuCM361 Preliminary Technical Data Rev. Pr R Page 6 of 21 Parameter Test Conditions/Comments Min Typ Max Unit (AVDD <2.0V) Gain = 128 (AVDD >=2.0V) (AVDD <2.0V) ±9.375 ±6.64 ±4.6875 mV mV mV Common mode Voltage, Vcm1 Vcm=(AIN(+)+AIN(-))/2, Gain=2 to 128 Input current will be higher when Vcm <0.5V AGND V Input Current1,9 Gain = 1, Buffered mode (excluding pins with Vbias) 1 nA Gain >1, Buffered mode (excluding pins with Vbias) 2 nA Unbuffered mode. Input current will vary with input voltage 500 nA/V Average Input Current Drift Buffered mode: AIN0, AIN1, AIN2, AIN3 AIN4, AIN5, AIN6, AIN7 AIN8, AIN9, AIN10, AIN11 ±5 ±16 ±9 pA/°C pA/°C pA/°C Unbuffered mode ±250 pA/V/°C Common-Mode Rejection DC1 On ADC Input ADC Gain =1 70 100 ADC Gain =2 to 128 80 dB Common-Mode Rejection1 50 Hz/60 Hz 50 Hz/60 Hz ± 1 Hz, 16.7 Hz update rate, chop on 50 Hz update rate, chop off ADC Gain =1 97 dB ADC Gain =2 to 128 90 dB Normal-Mode Rejection1 50 Hz/60 Hz On ADC Input 50 Hz/60 Hz ± 1 Hz, 16.6 Hz fADC/ chop on, 50 Hz fADC/ chop off 60 80 dB TEMPERATURE SENSOR After user calibration Voltage Output at 25°C MCU in power down or standby mode before measurement 82.1 mV Voltage TC 250 mV/°C Accuracy 6 °C GROUND SWITCH Ron 12 Ohms Allowable Current With 20K resistor off – direct short to ground 20 mA VOLTAGE REFERENCE ADC Precision Reference Internal VREF 1.2 V Initial Accuracy1 Measured at TA = 25°C -0.05 0.05 % Reference Temperature Coefficient (Tempco)1,8 −15 ±8 +15 ppm/°C Power Supply Rejection1 100 dB |
Podobny numer części - ADUCM361 |
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Podobny opis - ADUCM361 |
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