SC91710A(2001) 查看數據表（PDF） - Silan Microelectronics

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SC91710A
(Rev.:2001)

TONE / PULSE SWITCHABLE DIALER WITH HANDFREE FUNCTION

Silan Microelectronics 

Silan

Semiconductors

SC91710A/B

TONE / PULSE SWITCHABLE DIALER

WITH HANDFREE FUNCTION

DESCRIPTION

The SC91710A/B are Tone/Pulse switchable dialer which are

fabricated in COMS technology with wide operating voltage for both

tone and pulse mode, and consumes very low memory retention

current in ON-HOOK state.

DIP-16

FEATURES

*Tone/Pulse switchable dialer

*One 32-digit last number redial memory

*Pulse-to-tone (P→T) is provided for PBX operation

*Flash key is available

*Minimum tone duration is 98ms or 83ms

*Minimum intertone pause is 98ms or 83ms

*Redial Pause time (0ms)

*Uses 3.579549MHz crystal or ceramic resonator

*Many options can be selected

Mode (10PPS; 20PPS; Tone)

M/B ratio (40:60;33:66)

Pause time (3.6s)

*Flash function (RESET)

(P→T) pause time (3.6s)

Flash time (600ms; 300ms; 100ms; or 80ms)

DIP-18

*Mixed dialing

*Power on reset circuit is provided

*Handfree function is provided for speaker

phone application

*Packaged in 16-DIP or 18-DIP

ORDERING INFORMATION

SC91710A

SC91710B

DIP-16 Packaged

DIP-18 Packaged

PIN CONFIGURATION

C2 1

C3 2

C4 3

C1 4

OSCI 5

OSCO 6

XMUTE 7

VSS 8

16 R3

15 R2

14 R1

13 R4

12 TONE

11 PO

10 HKS

9 VDD

C2 1

C3 2

C4 3

C1 4

OSCI 5

OSCO 6

XMUTE 7

VSS 8

HFI 9

18 R3

17 R2

16 R1

15 R4

14 TONE

13 PO

12 HKS

11 VDD

10 HFO

HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD

Rev: 2.0

2001-11-13

1

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