ISL76534 Datasheet, PDF (22/24 Pages) Intersil Corporation – 14-channel gamma references

ISL76534
Typical Applications
PMIC
AVDD
DVDD
4.7nF~10nF
4.7nF
0.1F
4.7k 
TCON
4.7k 
DVDD
OPTION:
USE GPIO
DVDD
OPTION:
USE GPIO
DVDD
DVDD
SCL
SDA
WP
AVDD
AVDD
0.1 F
0.1 F
0.1F
RA
RB
AVDD_AMP
AVDD
ISL76534
REFIN
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
OUT10
OUT11
OUT12
OUT13
OUT14
REFIN = AVDD*[RB/(RA+RB)]
TFT-LCD
PANEL
TFT-LCD
GAMMA
REFERENCES
OUTCOM
A0
INN_COM
TFT-LCD
VCOM
PAD
GND
FIGURE 30. TFT-LCD GAMMA and V_COM REFERENCE GENERATOR
PMIC
AVDD
DVDD
4.7nF~10nF
4.7nF
DVDD
0.1F
DVDD
4.7k 
4.7k 
TCON
DVDD
SCL
SDA
OPTION:
USE GPIO
WP
DVDD
A0
OPTION:
USE GPIO
AVDD
0.1 F
GND
0.1F
RA
RB
AVDD_AMP
AVDD
ISL76534
REFIN
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
OUT8
OUT9
OUT10
OUT11
OUT12
OUT13
OUT14
REFIN = AVDD*[RB/(RA+RB)]
TFT-LCD
PANEL
TFT-LCD
GAMMA
REFERENCES
PAD
GND
OUTCOM
INN_COM
VCOM AMPLIFIER
NOT USED
FIGURE 31. TFT-LCD GAMMA REFERENCE GENERATOR: V_COM AMPLIFIER DISABLED
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FN8866.0
July 27, 2016