JAJSML5A March 2022 – August 2022 ADS131M04-Q1
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
ANALOG INPUTS | ||||||
IB | Input bias current | Gain = 1, 2, or 4, VINP = VINN = 0 V, IB = (IBP + IBN) / 2 |
0.6 | µA | ||
Input bias current | Gain = 8, 16, 32, 64 or 128, VINP = VINN = 0 V, IB = (IBP + IBN) / 2 |
0.2 | ||||
Zin | Differential input impedance | Gain = 1, 2, or 4 | 300 | kΩ | ||
Gain = 8, 16, 32, 64, or 128 | ±1 (1) | µA/V | ||||
ADC CHARACTERISTICS | ||||||
Resolution | 24 | Bits | ||||
Gain settings | 1, 2, 4, 8, 16, 32, 64, 128 | |||||
fDATA | Data rate | High-resolution mode, fCLKIN = 8.192 MHz | 250 | 64k | SPS | |
Low-power mode, fCLKIN = 4.096 MHz | 125 | 32k | ||||
Very-low-power mode, fCLKIN = 2.048 MHz | 62.5 | 16k | ||||
Startup time | Measured from supplies at 90% to first DRDY falling edge | 0.5 | ms | |||
ADC PERFORMANCE | ||||||
INL | Integral nonlinearity (best fit) | 6 | ppm of FSR | |||
Offset error (input referred) | ±175 | µV | ||||
Global-chop mode, channel 0 | ±35 | |||||
Global-chop mode, channels 1-3 | ±15 | |||||
Offset drift | 300 | nV/°C | ||||
Global-chop mode | 200 | |||||
Offset error time drift | 1000 hours at 85°C | 4 | μV | |||
Gain error | ±0.1% | |||||
Gain drift | 1 | ppm/°C | ||||
Including internal reference | 8.5 | |||||
Gain error time drift | 1000 hours at 85°C | 400 | ppm | |||
CMRR | Common-mode rejection ratio | At dc | 100 | dB | ||
fCM = 50 Hz or 60 Hz | 94 | |||||
PSRR | Power-supply rejection ratio | AVDD at dc | 75 | dB | ||
DVDD at dc | 88 | |||||
AVDD supply, fPS = 50 Hz or 60 Hz | 78 | |||||
DVDD supply, fPS = 50 Hz or 60 Hz | 85 | |||||
Input-referred noise | 5.35 | µVRMS | ||||
During fast-startup | 1.5 | mVRMS | ||||
Dynamic range | Gain = 1 | 99 | 102 | dB | ||
Gain = 64 | 80 | |||||
All other gain settings | See Table 7-1 | |||||
Crosstalk | fIN = 50 Hz or 60 Hz | –120 | dB | |||
SNR | Signal-to-noise ratio | fIN = 50 Hz or 60 Hz, gain = 1, VIN = –0.5 dBFS, normalized |
100 | dB | ||
fIN = 50 Hz or 60 Hz, gain = 64, VIN = –0.5 dBFS, normalized |
79 | |||||
THD | Total harmonic distortion | fIN = 50 Hz or 60 Hz (up to 50 harmonics), VIN = –0.5 dBFS |
–100 | dB | ||
SFDR | Spurious-free dynamic range | fIN = 50 Hz or 60 Hz (up to 50 harmonics), VIN = –0.5 dBFS |
105 | dB | ||
INTERNAL VOLTAGE REFERENCE | ||||||
VREF | Internal reference voltage | 1.2 | V | |||
Accuracy | TA = 25°C | ±0.1% | ||||
Temperature drift | 7.5 | 20 | ppm/°C | |||
DIGITAL INPUTS/OUTPUTS | ||||||
VIL | Logic input level, low | DGND | 0.2 DVDD | V | ||
VIH | Logic input level, high | 0.8 DVDD | DVDD | V | ||
VOL | Logic output level, low | IOL = –1 mA | 0.2 DVDD | V | ||
VOH | Logic output level, high | IOH = 1 mA | 0.8 DVDD | V | ||
IIN | Input current | DGND < VDigital Input < DVDD | –1 | 1 | µA | |
POWER SUPPLY | ||||||
IAVDD | Analog supply current | High-resolution mode | 3.5 | 4.0 | mA | |
Low-power mode | 2.0 | 2.2 | ||||
Very-low-power mode | 1.0 | 1.2 | ||||
Current-detect mode | 0.9 | mA | ||||
Standby mode | 0.3 | µA | ||||
IDVDD | Digital supply current(2) | High-resolution mode | 0.4 | 0.5 | mA | |
Low-power mode | 0.2 | 0.3 | ||||
Very-low-power mode | 0.1 | 0.2 | ||||
Current-detect mode | 0.065 | mA | ||||
Standby mode | 1 | µA | ||||
PD | Power dissipation | High-resolution mode | 12 | mW | ||
Low-power mode | 6.6 | |||||
Very-low-power mode | 3.3 | |||||
Current-detect mode | 2.9 | |||||
Standby mode | 3.9 | µW |