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Reference Design
PGA112, PGA113, PGA116, PGA117
SBOS424C
- MARCH 2008
- REVISED NOVEMBER 2015
PGA11x Zerø-Drift Programmable Gain Amplifier With Mux
1 Features
- 1 Rail-to-Rail Input and Output
- Offset: 25 μV (Typical), 100 μV (Maximum)
- Zerø Drift: 0.35 μV/°C (Typical), 1.2 μV/°C
(Maximum)
- Low Noise: 12 nV/√Hz
- Input Offset Current: ±5 nA Maximum (25°C)
- Gain Error: 0.1% Maximum (G ≤ 32),
0.3% Maximum (G > 32)
- Binary Gains: 1, 2, 4, 8, 16, 32, 64, 128 (PGA112,
PGA116)
- Scope Gains: 1, 2, 5, 10, 20, 50, 100, 200
(PGA113, PGA117)
- Gain Switching Time: 200 ns
- 2 Channel MUX: PGA112,...