EM91450A EMC [ELAN Microelectronics Corp], EM91450A Datasheet - Page 2

• Manufacturer Part Number: EM91450A
• Description: TONE/PULSE DIALER WITH LCD INTERFACE AND I.P.P. DETECT FUNCTION
• Manufacturer: EMC [ELAN Microelectronics Corp]

* This specification are subject to be changed without notice.
EM91450
Keyboard Arrangement
Pin Assignment
COL4/KT
COL4/KT
XMUTE
XMUTE
XOUT
XOUT
COL3
COL2
COL1
COL3
COL2
COL1
SDO
XIN
VSS
VSS
HFI
XIN
EM91450CP
EM91450AP
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
COL2
2
5
8
0
COL3
3
6
9
#
COL4/KT
COL4/KT
XMUTE
XMUTE
TONE/PULSE DIALER WITH LCD INTERFACE
DRING
XOUT
XOUT
COL3
COL2
COL1
COL4/KT
COL3
COL2
COL1
SDO
VSS
XIN
VSS
HFI
XIN
RD/P
HFI
HD
EM91450DK
F
EM91450BP
10
11
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
AND I.P.P. DETECT FUNCTION
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
EM91450 SERIES
2.10.1999
2