深圳市中立信电子科技有限公司

ADA4622-2ARZ

精密放大器 Next Generation AD822

30 V, 8 MHz, Low Bias Current,  Single-Supply, RRO, Precision Op Amps

GENERAL DESCRIPTION ADA4622-2ARZ

The ADA4622-1/ADA4622-2/ADA4622-4 are the next generation of the AD820/AD822/AD824 single-supply, rail-to-rail output (RRO), precision junction field effect transistors (JFET) input op amps. The ADA4622-1/ADA4622-2/ADA4622-4 include many improvements that make them desirable as upgrades without compromising the flexibility and ease of use that makes the AD820/AD822/AD824 useful for a wide variety of applications.

FEATURES ADA4622-2ARZ

Next generation of the AD820/AD822/AD824

Wide gain bandwidth product: 8 MHz typical

High slew rate

23 V/μs typical (low to high)

−18V/μs typical (high to low)

Low input bias current: ±10 pA maximum at TA = 25°C

Low offset voltage

A grade: ±0.8 mV maximum at TA = 25°C

B grade: ±0.35 mV maximum at TA = 25°C

Low offset voltage drift

A grade: ±2 μV/°C typical, ±15 μV/°C maximum

B grade: ±2 μV/°C typical, ±5 μV/°C maximum

Input voltage range includes Pin V−

Rail-to-rail output

Electromagnetic interference rejection ratio (EMIRR)

90 dB typical at f = 1000 MHz and f = 2400 MHz

Industry-standard package and pinouts

APPLICATIONS ADA4622-2ARZ

High output impedance sensor interfaces

Photodiode sensor interfaces

Transimpedance amplifiers

ADC drivers

Precision filters and signal conditioning