SC91316 Datasheet, PDF (1/14 Pages) Silan Microelectronics Joint-stock – TONE / PULSE DIALER WITH REDIAL FUNCTION

Silan
Semiconductors
SC91310 Series
TONE / PULSE DIALER WITH
REDIAL FUNCTION
DESCRIPTION
The SC91310 series are monolithic ICs that provide the necessary
signals for either pulse or tone dialing. The SC91310 series feature a
redial memory.
FEATURES
*DTMF / Pulse switchable dialer
*32 digits for redial memory
*pulse-to-tone (P→T) keypad for long distance call operation
*Break / Make ratio is selectable by pin option
*Uses 4x4 keyboard
*Easy operation with redial, flash, pause, and P→T keypads
*Flash, pause, P→T (pulse-to tone) can be stored as a digit in
memory
*Minimum tone output duration:100ms
*minimum intertone pause: 100ms
*On-chip power-on reset
*Uses 3.579545 MHz crystal or ceramic resonator
*Packaged in 18-pin plastic DIP
DIP-18
ORDERING INFORMATION (The different dialers in the SC91310 series are shown in the following table)
Type No.
SC91312/A
Pulse(pps)
10/20
Flash(ms)
600/300
Flash pause(ms)
600/300
Pause(s)
2.0
SC91314/A
10/20
73/100
140/100
3.6
SC91316
10/20
600
600
3.6
PIN CONFIGURATIONS
C1 1
18 R4
C2 2
17 R3
C3 3
16 R2
C4 4
15 R1
B/M 5
14 VDD
SC91310
VSS 6
13 MODE
XT 7
12 DTMF
XT 8
T/P MUTE 9
11 DP
10 HKS
HANGZHOU SILAN MICROELECTRONICS CO.,LTD.
Rev: 2.1 2002.12.03
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