Datasheet Analog Devices AD8277ARZ

ManufacturerAnalog Devices
SeriesAD8276, AD8277
Part NumberAD8277ARZ

Low Power, Wide Supply Range, Low Cost Unity-Gain Difference Amplifiers

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FEATURES Low Power, Wide Supply Range, Low Cost Unity-Gain Difference Amplifiers AD8276/AD8277
FUNCTIONAL BLOCK DIAGRAM
+VS
7 Wide input range beyond supplies Rugged input overvoltage protection Low supply current: 200 A maximum per channel Low power dissipation: 0.5 mW at VS = 2.5 V Bandwidth: 550 kHz CMRR: 86 dB minimum, dc to 10 kHz Low offset voltage drift: ±2 V/°C maximum (B Grade) Low gain drift: 1 ppm/°C maximum (B Grade) Enhanced slew rate: 1.1 V/s Wide power supply range: Single supply: 2 V to 36 V Dual supplies: ±2 V to ±18 V AD8276
­IN 2 40k 40k
5 SENSE 6 OUT +IN 3 40k 40k 1 REF
07692-001 4 ­VS Figure 1. AD8276
+VS
11 APPLICATIONS
Voltage measurement and monitoring Current measurement and monitoring Differential output instrumentation amplifier Portable, battery-powered equipment Test and measurement
­INA 2 40k AD8277
40k
12 SENSEA 13 OUTA +INA 3 40k 40k 14 REFA GENERAL DESCRIPTION
The AD8276/AD8277 are general-purpose, unity-gain difference amplifiers intended for precision signal conditioning in power critical applications that require both high performance and low power. They provide exceptional common-mode rejection ratio (86 dB) and high bandwidth while amplifying signals well beyond the su...

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