BUF07703

BUF06703

BUF05703

www.ti.com

SBOS269C – MARCH 2003 – REVISED APRIL 2010

Multi-Channel LCD Gamma Correction Buffer

Check for Samples: BUF07703, BUF06703, BUF05703

1

FEATURES

DESCRIPTION

23

•

Gamma Correction Channels: 6, 4

The BUFxx703 are a series of multi-channel buffers

targeted towards gamma correction in high-resolution

•

Integrated VCOM Buffer

liquid crystal display (LCD) panels. The number of

•

Excellent Output Current Drive:

gamma correction channels required depends on a

–

Gamma Channels: > 10mA

variety of factors and differs greatly from design to

–

VCOM: > 100mA typ

design.

Therefore,

various

channel

options

are

offered. For additional space and cost savings, a

•

Large Capacitive Load Drive Capability

VCOM channel with higher current drive capability is

•

Rail-to-Rail Output

integrated in the BUF07703 and BUF05703.

•

PowerPAD™ Package: BUF07703

A flow-through pinout has been adopted to allow

•

Low-Power/Channel: < 250µA

simple printed circuit board (PCB) routing and

•

Wide Supply Range: 4.5V to 16V

maintain the cost-effectiveness of this solution. All

inputs and outputs of the BUFxx703 incorporate

•

Specified for –40°C to 85°C

internal ESD protection circuits that prevent functional

•

High ESD Rating: 4kV HBM, 1.5kV CDM

failures at voltages up to 4kV HBM and 1.5kV CDM.

The various buffers within the BUFxx703 are carefully

APPLICATIONS

matched to the voltage I/O requirements for the

•

LCD Flat Panel Displays

gamma correction application. Each buffer is capable

•

LCD Television Displays

of driving heavy capacitive loads and offers fast load

current switching. The VCOM channel has increased

DEVICE COMPARISON

output drive of > 100mA and can handle even larger

GAMMA

capacitive loads.

MODEL

CHANNELS

VCOM CHANNELS

The

BUF07703

is

available

in

the

HTSSOP

BUF07703

6

1

PowerPAD™ package for dramatically increased

BUF06703

6

0

power dissipation capability. The BUF06703 and

BUF05703

4

1

BUF05703 are available in standard TSSOP-16 and

TSSOP-14 packages.

space

RELATED PRODUCTS

GAMMA

DEVICE

CHANNELS

VCOM CHANNELS

BUF11702

10

1

BUF04701

4

—

TLV2374

4

—

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

PowerPAD 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 © 2003–2010, 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.