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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EM32116 Application Circuit :
SDI
Hook Switch detection circuit
1
2
LINE
3
3
SW HOOK
100K
.1U
Package type : QFP 64 pins or chip form provided
* This specification are subject to be changed without notice.
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
20p
VDD
ON
1
ON
1
12
1
2
2
2
3
3
3
OFF
OFF
24
32768Hz
470K
CALENDAR
RTC
HOUR
2
C945
1
3
3
3
3
3
6
5
4
3
2
C
C
C
C
S
O
O
O
O
E
M
M
M
M
G
3
2
1
0
3
1
LCD110
EM91401 SERIES
AND DUAL-TONE MELODY GENERATOR
SDI
20p
.1uF
.1uF
MS2
.1uF
MS1
.1uF
VDD
VDD
X
X
V
V
V
V
V
V
H
S
M
M
F
T
O
I
S
C
C
3
2
D
K
D
S
S
3
E
U
N
S
2
1
D
S
I
2
1
2
S
T
H
T
TEST MODE
Z
1
24/12
TEST2
ENRTC
BATCKOF
ENCLND
BATLOW
COM3
SEG0
COM2
SEG1
COM1
SEG2
EM32116
COM0
SEG3
SEG31
SEG4
SEG30
SEG5
SEG29
SEG6
SEG28
SEG7
SEG27
SEG8
SEG26
SEG9
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
3
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
9
8
7
6
5
4
3
2
1
0
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
10.1.1997
1.5V
20