W91082N Datasheet, PDF (3/5 Pages) Winbond – TONE GENERATOR WITH uC SERIAL INTERFACE

Preliminary W91082N
DIGIT
1
2
3
4
5
6
7
8
9
0
*
#
A
B
C
D
DTMF OFF
D4 D3 D2 D1 D0
TONE OUTPUT FREQUENCY (Hz)
0
0
0
0
1
697+1209
0
0
0
1
0
697+1336
0
0
0
1
1
697+1477
0
0
1
0
0
770+1209
0
0
1
0
1
770+1336
0
0
1
1
0
770+1477
0
0
1
1
1
852+1209
0
1
0
0
0
852+1336
0
1
0
0
1
852+1477
0
1
0
1
0
941+1336
0
1
0
1
1
941+1209
0
1
1
0
0
941+1477
0
1
1
0
1
697+1633
0
1
1
1
0
770+1633
0
1
1
1
1
852+1633
0
0
0
0
0
941+1633
1
0
0
0
0
697
1
0
0
0
1
770
1
0
0
1
0
852
1
0
0
1
1
941
1
0
1
0
0
1209
1
0
1
0
1
1336
1
0
1
1
0
1477
1
0
1
1
1
1633
1
1
-
-
-
Table 1. The relationship between data input and tone output frequency
Publication Release Date: February 1998
-3-
Revision A1