NT3960
TFT LCD Source Driver
Features
ꢀOutput : 300/309 output channels
ꢀPower for interface circuit : 3.0 ~ 3.6V
ꢀ6-bit resolution /64 gray scale
ꢀOperating frequency : 65MHz
ꢀOutput deviation : 10 ~ 20mV
ꢀData inverting for reducing EMI
ꢀCascade function with bi-direction shift control
ꢀCMOS silicon gate ( p-type substrate )
ꢀCOG
ꢀDot inversion with polarity control
ꢀV1 ~ V10 for adjusting Gamma correction
ꢀPower for analog circuit : 6.5 ~ 10V
ꢀOutput dynamic range : 0.1 ~ AVDD-0.1V
ꢀPower consumption of analog circuit : 2.5mA
General Description
NT3960 is a data driver IC for a color TFT LCD panel. The channel number of 300 or 309 outputs is selectable for
SVGA and XGA applications. For better performance, dot inversion and a wide range voltage output, 6.5~10V, are designed
in this chip and for reducing EMI, data inversion control is used. This chip also supplies 10 sections of voltage-reference for
Gamma correction.
Block Diagram
OUT309
OUT1
OUT3
OUT2
OUT308
Out Driver Buffer ( 309 channels )
Digital to Analog Converter
10
POL
V1 ~ V10
6
6
6
6
6
6
6
Level Shift
6
6
6
6
6
6
6
6
6
D00 ~ D05
D10 ~ D15
D20 ~ D25
Decoder
LD
Line Latch ( 309 X 6 bits X 2 )
Shift Registers ( 103 or 100 )
1
103
REV
DIO1
DIO2
Vcc GND AVDD AVSS
CLK
SHL
SELT
1
V1.0