SLYS023A December 2020 – May 2022 INA229
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
INPUT | ||||||
VCM | Common-mode input range | TA = –40°C to +125°C | –0.3 | 85 | V | |
VVBUS | Bus voltage input range | 0 | 85 | V | ||
CMRR | Common-mode rejection | –0.3 V < VCM < 85 V, TA = –40°C to +125°C | 154 | 170 | dB | |
VDIFF | Shunt voltage input range | TA = –40°C to +125°C, ADCRANGE = 0 | –163.84 | 163.84 | mV | |
TA = –40°C to +125°C, ADCRANGE = 1 | –40.96 | 40.96 | mV | |||
Vos | Shunt offset voltage | VCM = 48 V, TCT > 280 µs | ±0.3 | ±1 | µV | |
VCM = 0 V, TCT > 280 µs | ±0.3 | ±1 | µV | |||
dVos/dT | Shunt offset voltage drift | TA = –40°C to +125°C | ±2 | ±10 | nV/°C | |
PSRR | Shunt offset voltage vs power supply | VS = 2.7 V to 5.5 V, TA = –40°C to +125°C | ±0.05 | ±0.5 | µV/V | |
Vos_bus | VBUS offset voltage | VBUS = 20 mV | ±1 | ±2.5 | mV | |
dVos/dT | VBUS offset voltage drift | TA = –40°C to +125°C | ±4 | ±20 | µV/°C | |
PSRR | VBUS offset voltage vs power supply | VS = 2.7 V to 5.5 V | ±0.25 | mV/V | ||
IB | Input bias current | Either input, IN+ or IN–, VCM = 85 V | 0.1 | 2.5 | nA | |
ZVBUS | VBUS pin input impedance | Active mode | 0.8 | 1 | 1.2 | MΩ |
IVBUS | VBUS pin leakage current | Shutdown mode, VBUS = 85 V | 10 | nA | ||
RDIFF | Input differential impedance | Active mode, VIN+ – VIN– < 164 mV | 92 | kΩ | ||
DC ACCURACY | ||||||
GSERR | Shunt voltage gain error | VCM = 24 V | ±0.01 | ±0.05 | % | |
GS_DRFT | Shunt voltage gain error drift | ±20 | ppm/°C | |||
GBERR | VBUS voltage gain error | ±0.01 | ±0.05 | % | ||
GB_DRFT | VBUS voltage gain error drift | ±20 | ppm/°C | |||
PTME | Power total measurement error (TME) | TA = –40°C to +125°C, at full scale | ±0.5 | % | ||
ETME | Energy and charge TME | at full scale power | ±1 | % | ||
ADC resolution | 20 | Bits | ||||
1 LSB step size | Shunt voltage, ADCRANGE = 0 | 312.5 | nV | |||
Shunt voltage, ADCRANGE = 1 | 78.125 | nV | ||||
Bus voltage | 195.3125 | µV | ||||
Temperature | 7.8125 | m°C | ||||
TCT | ADC conversion-time(1) | Conversion time field = 0h | 50 | µs | ||
Conversion time field = 1h | 84 | |||||
Conversion time field = 2h | 150 | |||||
Conversion time field = 3h | 280 | |||||
Conversion time field = 4h | 540 | |||||
Conversion time field = 5h | 1052 | |||||
Conversion time field = 6h | 2074 | |||||
Conversion time field = 7h | 4120 | |||||
INL | Integral Non-Linearity | ±2 | m% | |||
DNL | Differential Non-Linearity | 0.2 | LSB | |||
CLOCK SOURCE | ||||||
FOSC | Internal oscillator frequency | 1 | MHz | |||
FOSC_TOL | Internal oscillator frequency tolerance | TA = 25°C | ±0.5 | % | ||
TA = –40°C to +125°C | ±1 | % | ||||
TEMPERATURE SENSOR | ||||||
Measurement range | –40 | +125 | °C | |||
Temperature accuracy | TA = 25°C | ±0.15 | ±1 | °C | ||
TA = –40°C to +125°C | ±0.2 | ±2 | °C | |||
POWER SUPPLY | ||||||
VS | Supply voltage | 2.7 | 5.5 | V | ||
IQ | Quiescent current | VSENSE = 0 V | 640 | 750 | µA | |
VSENSE = 0 V, TA = –40°C to +125°C | 1.1 | mA | ||||
IQSD | Quiescent current, shutdown | Shutdown mode | 2.8 | 5 | µA | |
TPOR | Device start-up time | Power-up (NPOR) | 300 | µs | ||
From shutdown mode | 60 | |||||
DIGITAL INPUT / OUTPUT | ||||||
VIH | Logic input level, high | 1.2 | VS | V | ||
VIL | Logic input level, low | GND | 0.4 | V | ||
VOL | Logic output level, low | IOL = 1 mA | GND | 0.4 | V | |
VOH | Logic output level, high | IOL = 1 mA | VS – 0.4 | VS | V | |
IIO_LEAK | Digital leakage input current | 0 ≤ VIN ≤ VS | –1 | 1 | µA |