參數(shù)資料
型號(hào): UPD161401W
廠商: NEC Corp.
英文描述: 256-COLOR, 1/80-DUTY LCD CONTROLLER/DRIVER WITH ON-CHIP RAM
中文描述: 256色,1/80-DUTY LCD控制器/驅(qū)動(dòng)器,片內(nèi)RAM
文件頁(yè)數(shù): 12/124頁(yè)
文件大?。?/td> 647K
代理商: UPD161401W
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Data Sheet S15726EJ2V0DS
12
μ
PD161401
3. PIN FUNCTIONS
3.1 Power Supply Pins
Symbol
Pin Name
Pin No.
I/O
Description
V
DD1
Logic power supply
65 to 67, 77 to 79,
89 to 91,104 to 106,
122 to 124
Supplies power to the logic circuit.
V
DD2
Booster circuit power
supply
62 to 64
Supplies power to the booster circuit.
V
SS
Logic and driver
ground pin
2 to 4, 11 to 13, 44 to 46,
56 to 61, 68 to 73,
83 to 85, 95 to 97,
113 to 115, 134 to 136,
146 to 148, 155 to 157,
167 to 169, 179 to 181,
188 to 190, 203 to 205,
209 to 211, 215 to 217,
221 to 223, 278 to 286,
293 to 295, 299 to 301
Ground pin for the logic and driver circuits.
V
OUT
,
V
OUT2
Driver power supply
5 to 7,
8 to 10
Supply power to the driver (output pins of the internal
booster circuit). Connect a 1
μ
F capacitor between GND
and these pins. When the internal booster circuit is not
used, the driver power can be directly input to the V
OUT
pin.
At this time, leave V
OUT2
open.
V
LCD
,
V
LC1
to V
LC4
Driver reference
power supply
302 to 304,
305 to 316
Supply the reference power for driving the LCD. Connect a
capacitor between GND and these pins when an internal
bias is selected.
C
1+
, C
1
C
2+
, C
2
C
3+
, C
3
C
4+
, C
4
C
5+
, C
5
Booster capacitor
connection pin
43 to 14
These pins are used to connect capacitors for the internal
booster circuit. Connect a 1
μ
F capacitor between the
corresponding (+) and (
) pins.
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