Datasheet

IN-n
Ch-n
V(EXT_C)
Pixel cap
TFT
Switch
Pin 56,
57
S1
S1
IRST
SHR
SHS
TFT Switch on
TFT charge injection
C1 =
0.857 pC
Compensation scheme
C1 charge injection
= (V at Pins 56,57 – V
at ‘EXT_C’)*
0.857pC
Compensation charge
DF-SM
INTG
C1 charge injection
= -(V at pins 56,57 – V
at ‘EXT_C’)*
0.857pC
S1 on
S1\ off
S1 off
S1\ on
V(EXT_C)
AFE0064
www.ti.com ........................................................................................................................................................................................ SLAS672 –SEPTEMBER 2009
Figure 9. TFT Charge Injection Compensation Scheme
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