General Description

The HT9274 is a CMOS quad micro-power operational amplifier featuring high input impedance, extremely low power, high gain and high stability.

Features

• Quad micro power op amp

• Wide range of supply voltage: 1.6V~5.5V

• High input impedance

• Single supply operation

• Low current consumption: < 5μA per amp

• Rail to rail output

• Provides both sink and source output drive

capability

• Common mode input extends below negative rail

• Pin compatible with LM324/WT274 (14-pin

DIP)

• 14-pin DIP/SOP package

Applications

• Battery powered system

• Sensor amplifier

• Low power gain blocks

• Low power comparators

• Signal detectors

• Active filters

• Caller ID systems

• Communication systems