EM91401CP

Manufacturer Part NumberEM91401CP
DescriptionTone/pulse switchable dialer with LCD interface and dual tone melody generator
ManufacturerELAN Microelectronics Corp
EM91401CP datasheet
 


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EM32100 Application Circuit :
SW?A
R?
1
2
3
100K
SW HOOK
R?
VDD
200K
SDO
SDI
HKS
220K
DIALER
Q?
3
HDO
2
1
C945
HFO
VSS
100K
Package type : QFP 48 pins or chip form provided
* This specification are subject to be changed without notice.
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
AND DUAL-TONE MELODY GENERATOR
8/10 Digits LCD Pannel
37
SEG5
38
SEG4
39
SEG3
40
SEG2
41
SEG1
42
COM1
43
COM2
44
COM3
45
TEST2
46
TESTI
47
F32H
48
NC
VCC
R?
R?
220K
D?
R?
3
1
2
2
Q?
R?
C945
DIODE
47K
1
D?
1
2
K?
K?
1U
DIODE
C?
D?
1
2
20 P
DIODE
EM91401 SERIES
3
3
3
3
3
3
3
2
2
2
2
2
U?
6
5
4
3
2
1
0
9
8
7
6
5
S
S
S
S
N
S
S
S
S
S
S
S
E
E
E
E
C
E
E
E
E
E
E
E
G
G
G
G
G
G
G
G
G
G
G
6
7
8
9
1
1
1
1
1
1
1
0
1
2
3
4
5
6
24
SEG17
23
SEG18
22
SEG19
21
SEG20
20
SEG21
EM32100
19
SEG22
18
SEG23
17
SEG24
16
VEE
15
VN
14
VP
13
NC
2
E
C?
X
4
N
M
M
S
H
V
X
O
V
/
R
S
S
D
K
D
I
N
U
S
1
T
N
1
2
I
S
D
N
C
T
S
2
C
C
.1u
VCC
1
1
1
1
2
3
4
5
6
7
8
9
0
1
2
K?
BT?
1.5V
K?
32768 HZ
C?
C?
20 p
10.1.1997
C?
.1u
19