EM91450A EMC [ELAN Microelectronics Corp], EM91450A Datasheet - Page 18

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

APPLICATION CIRCUIT : CONTROL AND IPP DETECT
* This specification are subject to be changed without notice.
HFO
PO
TONE/PULSE DIALER WITH LCD INTERFACE
12
13
14
15
16
17
18
19
20
21
22
RMUTE
HFO
DTMF
VDD
HKS
ROW1
ROW2
ROW3
ROW4
PO
HDO
KT/COL4
AND I.P.P. DETECT FUNCTION
XMUTE
DRING
XOUT
COL1
COL2
COL3
SDO
VSS
XIN
HFI
11
10
9
8
7
6
5
4
3
2
1
DRING
EM91450 SERIES
2.10.1999
18