+

-

MEASURE

CURRENT

10nF

10nF

10nF

10nF

MEASURE

VOLTAGE

±2.5V

SQUARE WAVE

10:

10:

10:

10:

+2.5V

-2.5V

6.5V

-6.5V

300:

3k:

LM6584

www.ti.com

SNOSA44C – MAY 2003 – REVISED MARCH 2013

LM6584 TFT-LCD Quad, 13V RRIO High Output Current Operational Amplifier

Check for Samples: LM6584

1

FEATURES

APPLICATIONS

•

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

•

LCD Panel VCOM Driver

Specified)

•

LCD Panel Gamma Buffer

•

Input Common Mode Voltage 0.5V Beyond

•

LCD Panel Repair Amp

Rails

•

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

DESCRIPTION

Rails

The LM6584 is a low power, high voltage, rail-to-rail

input-output amplifier ideally suited for LCD panel

•

Output Short Circuit Current +310/

−410mA

VCOM driver and gamma buffer applications. The

•

Continuous Output Current 75mA

LM6584 contains four unity gain stable amplifiers in

•

Supply Current (Per Amp, No Load) 750

μA

one package. It provides a common mode input

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

•

Supply Voltage Range 5V to 13V

output voltage range that extends to within 50mV of

•

Unity Gain Stable

either supply rail. With these capabilities, the LM6584

•

−3dB Bandwidth (AV = +1) 24MHz

provides maximum dynamic range at any supply

voltage. Operating on supplies ranging from 5V to

•

Slew Rate 11V/

μSec

13V, while consuming only 750

μA per amplifier, the

•

Settling Time 270ns

LM6584 has a bandwidth of 24MHz (

−3dB).

•

SOIC and TSSOP Package

The LM6584 also features fast slewing and settling

•

Manufactured in Texas Instruments' State-of-

times, along with a high continuous output capability

the-Art Bonded Wafer, Trench Isolated

of 75mA. This output stage is capable of delivering

Complementary Bipolar VIP10 Technology for

approximately 310mA peak currents in order to

High Performance at Low Power Levels

charge or discharge capacitive loads. These features

are ideal for use in TFT-LCDs.

The LM6584 is available in the industry standard 14-

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

TSSOP package. The amplifiers are specified for

operation over the full

−40°C to +85°C temperature

range.

Figure 1. 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.

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.