For Information Equipment
MN86351
TFT LCD Gate Driver with 242 Outputs
Overview
Drive method:
Output channels:
capacitive coupling drive
242 outputs (including
2 dummy line outputs)
four
slim TCP
Features
Inverts DC component of output voltage every
field and line.
Supports both pre- and post-gate drive methods.
Incorporates bidirectional shift register.
Supports output pin expansion via expansion
pins.
Operating voltage 4.5 to 5.5 V (Input)
Maximum LCD drive voltage of 43 V
Driver operating frequency: max. 600 kHz
Driver output levels:
Supply format:
Applications
Block Diagram
Personal computers and workstations
X240
4-level output buffer
242
Level shift circuit
242
Bidirectional shift register and control circuit
Start control
circuit
Carrier pulse
generator
for next stage
2
2
Start signal I/O
circuit
V
DD2
VE+
VOFF
VE-
V
SS2
Output
waveform
generator
XDOFF
RL
FX
V
DD1
V
SS1
Clock
generator
Mode
selection
circuit
SL1
SL2
X241
X0
X1
SR1
SR2
1
