LMP2231
www.ti.com SNOSB01E – JANUARY 2008 – REVISED MARCH 2013 LMP2231 Single Micropower, 1.6V, Precision Operational Amplifier with CMOS Inputs
Check for Samples: LMP2231 FEATURES 1 (For VS = 5V, TA = 25В°C, Typical Unless
Otherwise Noted)
23 Supply Current 10 ВµA
Operating Voltage Range 1.6V to 5.5V
TCVOS (LMP2231A) В±0.4 ВµV/В°C (max)
TCVOS (LMP2231B) В±2.5ВµV/В°C (max)
VOS В±150 ВµV (max)
Input Bias Current 20 fA
PSRR 120 dB
CMRR 97 dB
Open Loop Gain 120 dB
Gain Bandwidth Product 130 kHz
Slew Rate 58 V/ms
Input Voltage Noise, f = 1 kHz 60 nV/в€љHz
Temperature Range –40°C to 125°C APPLICATIONS Precision Instrumentation Amplifiers
Battery Powered Medical Instrumentation
High Impedance Sensors
Strain Gauge Bridge Amplifier
Thermocouple Amplifiers DESCRIPTION
The LMP2231 is a single micropower precision
amplifier designed for battery powered applications. …
