SC91710A/B
T/P SWITCHABLE DIALER WITH REDIAL 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.
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)
* Power on reset circuit is provided
* Handfree function is provided for speaker phone application
* Packaged in 16-DIP or 18-DIP
ORDERING INFORMATION
Device
SC91710A
Package
DIP-16-300-2.54
SC91710AS SOP-16-225-1.27
SC91710B
DIP-18-300-2.54
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:2.2
2007.03.07
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SILAN [ SILAN MICROELECTRONICS JOINT-STOCK ]
