em91401 ELAN Microelectronics Corp, em91401 Datasheet - Page 2

• Manufacturer Part Number: em91401
• Description: Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator
• Manufacturer: ELAN Microelectronics Corp

* This specification are subject to be changed without notice.
EM91401
Keyboard Arrangement
Pin Assignment
COL4/KT
COL4/KT
XMUTE
XMUTE
XOUT
XOUT
COL3
COL2
COL1
COL3
COL2
COL1
SDO
VSS
XIN
HFI
XIN
VSS
EM91401CP
EM91401AP
10
ROW1
ROW2
ROW3
ROW4
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
20
19
18
17
16
15
14
13
12
11
16
15
14
13
12
11
10
9
COL1
*/T
1
4
7
HDO
PO
ROW4
ROW3
ROW2
ROW1
HKS
VDD
DTMF
HFO
PO
ROW4
ROW3
ROW2
ROW1
HKS
VDD
DTMF
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
COL2
2
5
8
0
COL3
3
6
9
#
COL4/KT
COL4/KT
XMUTE
XMUTE
DRING
XOUT
XOUT
COL3
COL2
COL1
COL4/KT
COL3
COL2
COL1
SDO
VSS
XIN
VSS
HFI
XIN
AND DUAL-TONE MELODY GENERATOR
HFI
RD/P
HD
EM91401DK
F
EM91401BP
10
11
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
22
21
20
19
18
17
16
15
14
13
12
18
17
16
15
14
13
12
11
10
HDO
PO
ROW4
ROW3
ROW2
ROW1
HKS
VDD
DTMF
HFO
RMUTE
PO
ROW4
ROW3
ROW2
ROW1
HKS
VDD
DTMF
HFO
EM91401 SERIES
10.1.1997
2