# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

National LM7372 Data Handbook

Summary

This dual operational amplifier is a high-speed signal processing solution designed for demanding applications. Featuring an exceptional 3000V/µs slew rate and wide bandwidth (120MHz), it provides powerful output current (150mA) ideal for professional video distribution, telecommunications (xDSL/ADSL), dan broadcast systems. The included manual details comprehensive electrical specifications, operating parameters across various supply voltages, and connection guides, ensuring optimal integration for reliable high-fidelity signal handling.

📄 Preview 📖 Table of Contents Contents PAGE OF 16

Page 1 Text Content

ig , H ig tp t C rre t, D l O ra tio l A lifie

June 24, 2008

LM7372 High Speed, High Output Current, Dual Operational Amplifier General Description Features The LM7372 is a high speed dual voltage feedback amplifier −80d Bc highest harmonic distortion @1MHz, 2VPP that has the slewing characteristic of current feedback ampli-

Very high slew rate: 3000V/µs

fiers; yet it can be used in all traditional voltage feedback

Wide gain bandwidth product: 120MHz

amplifier configurations.

−3d B frequency @ AV = +2: 200MHz

The LM7372 is stable for gains as low as +2 or −1. It provides

Low supply current: 13m A (both amplifiers)

a very high slew rate at 3000V/µs and a wide gain bandwidth

product of 120MHz, while consuming only 6.5m A/per ampli- High open loop gain: 85d B

fier of supply current. It is ideal for video and high speed signal High output current: 150m A processing applications such as x DSL and pulse amplifiers.

Differential gain and phase: 0.01%, 0.02°

With 150m A output current, the LM7372 can be used for video distribution, as a transformer driver or as a laser diode driver.

Applications

Operation on ±15V power supplies allows for large signal

swings and provides greater dynamic range and signal-to- HDSL and ADSL Drivers

noise ratio. The LM7372 offers high SFDR and low THD, ideal Multimedia broadcast systems for ADC/DAC systems. In addition, the LM7372 is specified

Professional video cameras

for ±5V operation for portable applications.

CATV/Fiber optics signal processing

The LM7372 is built on National's Advance VIP® III (Vertically

Pulse amplifiers and peak detectors

integrated PNP) complementary bipolar process.

HDTV amplifiers

Typical Application

FIGURE 1. Single Supply Application (16-Pin SOIC)

VIP® is a registered trademark of National Semiconductor Corporation.

© 2008 National Semiconductor Corporation www.national.com

Page Summary Contents For National LM7372 Data Handbook

Page 1 ig , H ig tp t C rre t, D l O ra tio l A lifie June 24, 2008 LM7372 High Speed, High Output Current, Dual Operational Amplifier General Description Features The LM7372 is a high speed dual voltage fee...
Page 2 Connection Diagrams 16-Pin SOIC 8-Pin PSOP * Heatsink Pins. See note 4 Top View Top View Note: For PSOP and SOIC the exposed pad should be tied either to V− or left electrically floating. (Die attach ...
Page 3 Input Voltage V− to V+ Absolute Maximum Ratings (Notes 1, 3) Maximum Junction Temperature If Military/Aerospace specified devices are required, (Note 4) 150°C please contact the National Semiconductor...
Page 4 ±15V AC Electrical Characteristics Unless otherwise specified, all limits guaranteed for TJ = 25°C, VCM = 0V and RL = 1kΩ. Boldface apply at the temperature extremes. Symbol Parameter Conditions Min T...
Page 5 Symbol Parameter Conditions Min Typ Max Units (Note 6) (Note 5) (Note 6) VO Output Swing RL = 1kΩ 3.2 3.4 IOUT = − 80m A 2.5 2.8 IOUT = 80m A −2.5 −2.7 ISC Output Short Circuit Current Sourcing m A Si...
Page 6 Typical Performance Characteristics Harmonic Distortion vs. Frequency Harmonic Distortion vs. Frequency Harmonic Distortion vs. Frequency Harmonic Distortion vs. Frequency Harmonic Distortion vs. Outp...
Page 7 Harmonic Distortion vs. Output Level Harmonic Distortion vs. Output Level Harmonic Distortion vs. Load Resistance Harmonic Distortion vs. Load Resistance Harmonic Distortion vs. Load Resistance Harmon...
Page 8 Frequency Response Frequency Response Frequency Response Small Signal Pulse Response Large Signal Pulse Response Thermal Performance of 8ld-PSOP www.national.com
Page 9 Harmonic Distortion vs. Frequency Input Bias Current (µA) vs. Temperature Output Voltage vs. Output Current www.national.com
Page 10 Simplified Schematic Diagram Application Information The LM7372 is a high speed dual operational amplifier with a fice to come up with the quiescent power dissipation (see very high slew rate and very...
Page 11 the signal voltage across the load increases with load current, amplitudes which may demonstrate lower average power dis- the voltage across the output transistor (which is the differ- sipation levels...
Page 12 here with ample board copper area to aid in heat dissipation through the small diameter bonding wires. Values of θJA in ° (see table 2). C/W for the PSOP package with various areas and weights of copp...
Page 13 average value (due to a DC load current) and an AC compo- nent. DC load current would flow if there is an output voltage offset, or the output AC average current is non-zero, or if the op amp operates...
Page 14 inverting inputs are returned to ground, see Figure 4 (the pin The LM7372 is stable with non inverting closed loop gains as numbers in Figure 4 are given for PSOP package, those in low as +2. Typical ...
Page 15 Physical Dimensions inches (millimeters) unless otherwise noted 16-Pin SOIC NS Package Number M16A 8-Pin PSOP NS Package Number MRA08B www.national.com
Page 16 ig ig tp rr t, ra ti li fi Notes For more National Semiconductor product information and proven design tools, visit the following Web sites at: Products Design Support Amplifiers www.national.com/ampl...

Manual Details

Brand National
Pages 16
File Size 483.50 KB
Published June 16, 2026
4 views

Enter the captcha to get the download link:

captcha

Frequently Asked Questions

What is the typical maximum supply voltage range for operation?

The operating voltage range for the LM7372 is from 9V to 36V (dual supply).

How high are its slew rate and gain bandwidth product?

It boasts a very high slew rate of 3000V/µs and a wide gain bandwidth product of 120MHz.

Can this amplifier be used in low-power field applications?

Yes, the LM7372 supports ±5V operation, making it ideal for portable applications like professional video cameras.

What is the current output capability of the device?

It offers a high output current of 150mA with enough to drive signals for xDSL and ADSL systems.