SC91312 Ver la hoja de datos (PDF) - Silan Microelectronics

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SC91312

(SC91310 Series) TONE / PULSE DIALER WITH REDIAL FUNCTION

Silan Microelectronics 

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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