LM2904AVQDR Texas Instruments 运算放大器 - 运放 Dual Enhanced Voltage

1 Features

1• Wide Supply Ranges

– Single Supply: 3 V to 32 V

(26 V for LM2904)

– Dual Supplies: ±1.5 V to ±16 V

(±13 V for LM2904)

• Low Supply-Current Drain, Independent of Supply

Voltage: 0.7 mA Typical

• Wide Unity Gain Bandwidth: 0.7 MHz

• Common-Mode Input Voltage Range Includes

Ground, Allowing Direct Sensing Near Ground

• Low Input Bias and Offset Parameters

– Input Offset Voltage: 3 mV Typical

A Versions: 2 mV Typical

– Input Offset Current: 2 nA Typical

– Input Bias Current: 20 nA Typical

A Versions: 15 nA Typical

• Differential Input Voltage Range Equal to

Maximum-Rated Supply Voltage: 32 V

(26 V for LM2904)

• Open-Loop Differential Voltage Gain:

100 dB Typical

• Internal Frequency Compensation

• On Products Compliant to MIL-PRF-38535,

All Parameters are Tested Unless Otherwise

Noted. On All Other Products, Production

Processing Does Not Necessarily Include Testing

of All Parameters.

2 Applications

• Blu-ray Players and Home Theaters

• Chemical and Gas Sensors

• DVD Recorder and Players

• Digital Multimeter: Bench and Systems

• Digital Multimeter: Handhelds

• Field Transmitter: Temperature Sensors

• Motor Control: AC Induction, Brushed DC,

Brushless DC, High-Voltage, Low-Voltage,

Permanent Magnet, and Stepper Motor

• Oscilloscopes

• TV: LCD and Digital

• Temperature Sensors or Controllers Using

Modbus

• Weigh Scales

3 Description

These devices consist of two independent, high-gain

frequency-compensated operational amplifiers

designed to operate from a single supply or split

supply over a wide range of voltages.