AD8476 PDF Datasheet
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Description
This is Fully Differential Amplifier and ADC Driver. Data Sheet
FEATURES
Low Power, Unity Gain, Fully Differential Amplifier and ADC Driver AD8476
FUNCTIONAL BLOCK DIAGRAM
7 VS 8 INP 6 NC 5 OUT
Very low power 330 μA supply current Extremely low harmonic distortion 126 HD2 at 10 kH- 128 HD3 at 10 kH- Fully differential or single-ended inputs, outputs Differential output designed to drive precision ADCs Drives switched capacitor and Σ-Δ ADCs Rail-to-rail outputs VOCM pin adjusts output common mode Robust overvoltage up to 18 V beyond supplies High performance Suitable for driving 16-bit converter up to 250 kSPS 39 nV, √H- output noise 1 ppm, °C gain drift maximum 200 μV maximum output offset 10 V, μs slew rate 6 MH- bandwidth Single supply: 3 V to 18 V Dual supplies: ±1.5 V to ±9 V
10kΩ 10kΩ 10kΩ
AD8476
10kΩ
+VS 2 VOCM 3 +OUT 4
INN 1
NOTES 1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN.
Figure 1. 8-Lead MSOP
13 VS 15 VS 14 VS 16 VS
INP 1 INP 2 INN 3 INN 4 10kΩ 10kΩ 10kΩ
12 NC 11 OUT
AD8476
10 +OUT 10kΩ 9 VOCM
APPLICATIO.