+

-

MEASURE

CURRENT

10nF

10nF

10nF

10nF

MEASURE

VOLTAGE

±2.5V

SQUARE WAVE

10:

10:

10:

10:

+2.5V

-2.5V

8V

-8V

300:

3k:

LM6588

www.ti.com

SNOSA77D – MAY 2003 – REVISED MARCH 2013

LM6588 TFT-LCD Quad, 16V RRIO High Output Current Operational Amplifier

Check for Samples: LM6588

1

FEATURES

DESCRIPTION

The LM6588 is a low power, high voltage, rail-to-rail

23

•

(VS = 5V, TA = 25°C Typical Values Unless

input-output amplifier ideally suited for LCD panel

Specified)

VCOM driver and gamma buffer applications. The

•

Input Common Mode Voltage 0.5V Beyond

LM6588 contains four unity gain stable amplifiers in

Rails

one package. It provides a common mode input

ability of 0.5V beyond the supply rails, as well as an

•

Output Voltage Swing (RL = 2kΩ) 50mV from

output voltage range that extends to within 50mV of

Rails

either supply rail. With these capabilities, the LM6588

•

Output Short Circuit Current ±200mA

provides maximum dynamic range at any supply

•

Continuous Output Current 75mA

voltage. Operating on supplies ranging from 5V to

16V, while consuming only 750

μA per amplifier, the

•

Supply Current (Per Amp, No Load) 750

μA

LM6588 has a bandwidth of 24MHz (

−3dB).

•

Supply Voltage Range 5V to 16V

The LM6588 also features fast slewing and settling

•

Unity Gain Stable

times, along with a high continuous output capability

•

−3dB Bandwidth (AV = +1) 24MHz

of 75mA. This output stage is capable of delivering

•

Slew Rate 11V/

μSec

approximately 200mA peak currents in order to

charge or discharge capacitive loads. These features

•

Settling Time 270ns

are ideal for use in TFT-LCDs.

•

SOIC-14 and TSSOP-14 Package

The LM6588 is available in the industry standard 14-

•

Manufactured in TI’s State-of-the-art Bonded

pin SOIC package and in the space-saving 14-pin

Wafer, Trench Isolated Complementary Bipolar

TSSOP package. The amplifiers are specified for

VIP10™ Technology for High Performance at

operation over the full

−40°C to +85°C temperature

Low Power Levels

range.

APPLICATIONS

•

LCD Panel VCOM Driver

•

LCD Panel Gamma Buffer

•

LCD Panel Repair Amp

Test Circuit Diagram

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

VIP10 is a trademark of Texas Instruments.

3

All other trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2003–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.