Table of Contents
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1
NJM2885DL1-33
A
Bandgap
Reference
B
1
IN
C
- Pin Functions (PD6538A)
Pin No.
Pin Name
1-39
SEG38-0
40-43
COM3-0
44-46
V1-3
47
VCC
48
NC
49
TXD
50
RXD
51,52
MOD0,1
D
53
RESET
54,55
X0,1
56
VSS
57
REM
58,59
NC
60-63
KDT4-1
64-69
KST6-1
70-100
SEG69-39
* PD6538A
E
1
25
F
58
1
2
Thermal
Protection
2
3
GND
OUT
I/O
Format
O
O
O
O
O
C
I
C
I
C
I
C
O
N
O
75
51
DEH-P3800MP/XU/UC
2
3
NJM2388F84
1
VIN
Bandgap
2
VOUT
Reference
ON/OFF
control
3
GND
Over Voltage
Protection
4
CONT
Function and Operation
LCD segment output
LCD common output
LCD drive power supply
Power supply
Not used
Communication data output
Communication data input
Not used
Reset
Crystal oscillator connection pin
Not used
Remote control input
Not used
Key data 4-1 output
Key strobe 6-1 output
LCD segment output
3
4
+
-
Thermal
Over Current
Protection
Protection
Format
meaning
C
C MOS
N
Nch open drain
4
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