BUF22821 generator
programmable gamma-voltage generator.programmable gamma-voltage generator.
1
*234 24-CHANNEL GAMMA
– 22-CHANNEL PROGRAMMABLE
– 2-CHANNEL STATIC GAMMA
* 2-CHANNEL PROGRAMMABLE VCOM
* 10-BIT RESOLUTION <.
* TFT-LCD REFERENCE DRIVERS
BKSEL
Digital
Analog
(2.0V to 5.5V) (9V to 20V)
1 STATOUTH
STATINH
AVDD
OUT1
DESCR.
The BUF22821 offers 22 programmable gamma channels, two programmable VCOM channels, and two static gamma channels. It is ideal for the new 10-bit source drivers that require 22 gamma channels.
The final gamma and VCOM values can be stored in the on-c.
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