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BD8143MUV fiches techniques PDF

ROHM Semiconductor - High-precision Gamma Correction IC

Numéro de référence BD8143MUV
Description High-precision Gamma Correction IC
Fabricant ROHM Semiconductor 
Logo ROHM Semiconductor 





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BD8143MUV fiche technique
Power Supply IC Series for TFT LCD Panels
High-precision
Gamma Correction IC with built-in DAC
BD8143MUV
No.09035EBT08
Description
This gamma correction voltage generation IC feature built-in DACs and provide a 1chip solution with setting control via serial
communications, a high-precision 10-bitDAC, and Buffer Amp (12ch).
Features
1) 1chip design means fewer components
2) Built-in 10bit DAC
3) DAC output Buffer AMP (12ch)
4) Amp input select (CTL)
5) 3-line serial interface control
6) Thermal shut down
7) Power ON Reset Circuit
8) VQFN032V5050 Package
Applications
These ICs can be used with TFT LCD Panels used by Large-Screen and High-Definition LCD TVs.
Absolute maximum ratings (Ta=25)
Parameter
Symbol
Limit
Power Supply Voltage 1
DVCC
7
Power Supply Voltage 2
VCC
20
REFIN Voltage
Amplifier Drive Current
REF
Io
20
30 *1
Junction Temperature
Power Dissipation
Tjmax
Pd
150
2440 *2
Operating Temperature Range
Topr -40+105
Storage Temperature Range
Tstg -55+150
*1 Pd, should not be exceeded.
*2 Reduced by 19.52mW/°C over 25°C, when mounted on a glass epoxy board.
(4-layer 74.2×74.2×1.6mm).
Unit
V
V
V
mA
mW
Operating Condition (Ta=-40℃~105)
Parameter
Power Supply Voltage 1
Power Supply Voltage 2
REFIN Voltage
AMP0 Drive Current
AMP110 Drive Current
AMP11 Drive Current
Serial CLK Frequency
OSC Frequency
Symbol
DVCC
VCC
REF
IOA
IOB
IOC
fCLK
FOSC
Limit
MIN MAX
2.3 5.5
8 18
8 18
-40 -
-20 20
- 40
-5
- 200
Unit
V
V
V
mA
mA
mA
MHz
kHz
www.rohm.com
© 2009 ROHM Co., Ltd. All rights reserved.
1/10
2009.07 - Rev.B

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