51
5
7
8
F
E
D
C
B
A
5
7
8
DEH-P250/XM/UC
TSOP4840SB1
-
Pin Functions (PD6340A)
Pin No.
Pin Name
I/O
Function and Operation
1-5
SEG4-0
O
LCD segment output
6-9
COM3-0
O
LCD common output
10
VLCD
LCD drive power supply
11-14
KST3-0
O
Key strobe output
15,16
KDT0,1
I
Key data input (analogue input)
17
REM
I
Remote control reception input
18
DPDT
I
Display data input
19
NC
Not used
20
KYDT
O
Key data output
21
MODA
GND
22
X0
Crystal oscillator connection pin
23
X1
Crystal oscillator connection pin
24
VSS
GND
25,26
KDT2,3
I
Key data input
27
NC
Not used
28
KST4
O
Key strobe output
29-32
NC
Not used
33-55
SEG35-13
O
LCD segment output
56
VDD
Power supply
57-64
SEG12-5
O
LCD segment output
*PD6340A
49
48
33
32
17
1
64
OUT
GND
VCC
PIN
1
2
3
Control
Circuit
Band
Pass
AGC
Input
Demodu-
lator
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