SBOS776C March 2016 – March 2021 INA3221-Q1
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|---|
INPUT | |||||||
VSHUNT | Shunt voltage input | –163.84 | 163.8 | mV | |||
VBUS | Bus voltage input | 0 | 26 | V | |||
CMR | Common-mode rejection | VIN+ = 0 V to +26 V | 110 | 120 | dB | ||
VOS | Shunt offset voltage, RTI(1) | ±40 | ±80 | μV | |||
TA = –40°C to +125°C | 0.1 | 0.5 | μV/°C | ||||
PSRR | vs power supply, VS = 2.7 V to 5.5 V | 15 | μV/V | ||||
VOS | Bus offset voltage, RTI(1) | ±8 | ±16 | mV | |||
TA = –40°C to +125°C | 80 | μV/°C | |||||
PSRR | vs power supply | 0.5 | mV/V | ||||
IIN+ | Input bias current at IN+ | 10 | μA | ||||
IIN– | Input bias current at IN– | 10 || 670 | μA || kΩ | ||||
Input leakage(2) | (IN+ pin) + (IN– pin), power-down mode | 0.1 | 0.5 | μA | |||
DC ACCURACY | |||||||
ADC native resolution | 13 | Bits | |||||
1-LSB step size | Shunt voltage | 40 | μV | ||||
Bus voltage | 8 | mV | |||||
Shunt voltage gain error | 0.1% | 0.25% | |||||
TA = –40°C to +125°C | 10 | 50 | ppm/°C | ||||
Bus voltage gain error | 0.1% | 0.25% | |||||
TA = –40°C to +125°C | 10 | 50 | ppm/°C | ||||
DNL | Differential nonlinearity | ±0.1 | LSB | ||||
tCONVERT | ADC conversion time | CT bit = 000 | 140 | 154 | µs | ||
CT bit = 001 | 204 | 224 | |||||
CT bit = 010 | 332 | 365 | |||||
CT bit = 011 | 588 | 646 | |||||
CT bit = 100 | 1.1 | 1.21 | ms | ||||
CT bit = 101 | 2.116 | 2.328 | |||||
CT bit = 110 | 4.156 | 4.572 | |||||
CT bit = 111 | 8.244 | 9.068 | |||||
SMBus | |||||||
SMBus timeout(3) | 28 | 35 | ms | ||||
DIGITAL INPUT/OUTPUT | |||||||
CI | Input capacitance | 3 | pF | ||||
Leakage input current | 0 V ≤ VIN ≤ VS | 0.1 | 1 | μA | |||
VIH | High-level input voltage | 0.7 (VS) | 6 | V | |||
VIL | Low-level input voltage | –0.5 | 0.3 (VS) | V | |||
VOL | Low-level output voltage | SDA, critical, warning, PV | VS > +2.7 V, IOL = 3 mA | 0 | 0.4 | V | |
TC | VS > +2.7 V, IOL = 1.2 mA | 0 | 0.4 | ||||
Vhys | Hysteresis voltage | 500 | mV | ||||
POWER SUPPLY | |||||||
Quiescent current | 350 | 450 | μA | ||||
Power-down mode | 0.5 | 2 | |||||
Power-on reset threshold | 2 | V |