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Dual Micropower, Single Supply, Rail-to-Rail Input and Output (RRIO) Instrumentation Amplifier

Package Information

CAD Model:View CAD Model
Pkg. Type:QSOP
Pkg. Code:MLF
Lead Count (#):16
Pkg. Dimensions (mm):4.9 x 3.9 x 1.42
Pitch (mm):0.6

Environmental & Export Classifications

Pb (Lead) FreeNo
ECCN (US)EAR99
HTS (US)8542.33.0001
Moisture Sensitivity Level (MSL)

Product Attributes

Lead Count (#)16
Carrier TypeTube
Pb (Lead) FreeNo
Temp. Range (°C)-40 to +125°C
Bandwidth (MHz)0.18
CMRR (dB)100
Channels (#)2
EnableYes
Gain Error / Measurement Error (Max)0.081
Gain Min10
IBIAS (nA)0.01
IOUT (A)0.026
IS per Amp (mA)0.078
Length (mm)4.9
MOQ776
Noise VN (nV/√Hz)240
Offset Voltage (Max) (mV)0.6
PSRR (db)100
Pitch (mm)0.6
Pkg. Dimensions (mm)4.9 x 3.9 x 1.42
Pkg. TypeQSOP
Qualification LevelStandard
Rail-to-Rail InputYes
Rail-to-Rail OutputYes
Slew Rate (V/µs)0.5
Thermal ShutdownNo
Thickness (mm)1.42
VOUT (V)4.99
VS (Max) (V)5.5
VS (Min) (V)2.4
Width (mm)3.9

Description

Support is limited to customers who have already adopted these products.

The ISL28271 and ISL28272 are dual micropower instrumentation amplifiers (in-amps) optimized for single supply operation over the +2. 4V to +5. 5V range. Both devices feature an Input Range Enhancement Circuit (IREC) which maintains CMRR performance for input voltages equal to the positive and negative supply rails. The input signal is capable of swinging 10% above the positive supply rail and to 100mV below the negative supply with only a slight degradation of the CMRR performance. The output operation is rail-to-rail. The ISL28271 is compensated for a minimum gain of 10 or more. For higher gain applications, the ISL28272 is compensated for a minimum gain of 100. The in-amps have CMOS input devices for maximum input common voltage range. The amplifiers can be operated from one lithium cell or two Ni-Cd batteries.