INA350 Cost and Size Optimized, Low Power, 1.8-V to 5.5-V Selectable Gain Instrumentation Amplifier

1 Features

Ideal for size, cost, and power conscious designs
Selectable gain options
- G = 10 or G = 20 (INA350ABS)
- G = 30 or G = 50 (INA350CDS)
Space saving ultra-small package options
- 10-pin X2QFN (RUG) – 3 mm²
- 8-pin WSON (DSG) – 4 mm²
- 8-pin SOT23-THN (DDF) – 4.64 mm²
Optimized performance for 10-bit to 14-bit systems
- CMRR: 95 dB (typical) across all gains
- Offset voltage: 0.2 mV (typical) across all gains
- Gain error (typical):
  - 0.05% for G = 10; 0.06% for G = 20
  - 0.075% for G = 30; 0.082% for G = 50
Bandwidth: 100 kHz for G = 10 (typical)
Drives 500 pF with less than 20% overshoot (typical)
Optimized quiescent current: 100 µA (typical)
Shutdown option for power conscious applications
Supply range: 1.8 V (±0.9 V) to 5.5 V (±2.75 V)
Specified temperature range: –40°C to 125°C