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U9131X

Unisonic Technologies
Part Number U9131X
Manufacturer Unisonic Technologies
Description TONE/PULSE DIALER
Published Jan 28, 2016
Detailed Description UNISONIC TECHNOLOGIES CO., LTD U9131X Preliminary TONE/PULSE DIALER WITH REDIAL FUNCTION CMOS IC  DESCRIPTION The ...
Datasheet PDF File U9131X PDF File

U9131X
U9131X

Overview
UNISONIC TECHNOLOGIES CO.
, LTD U9131X Preliminary TONE/PULSE DIALER WITH REDIAL FUNCTION CMOS IC  DESCRIPTION The UTC U9131X series are monolithic ICs that offer the dialing signals in either pulse or tone mode.
The UTC U9131X series feature a redial memory.
 FEATURES * Uses 4×4 keyboard * Pulse-to-tone (P→T) keypad for long distance call operation * Easy operation with redial, flash, pause, and P→T keypads * 32 digits for redial memory * Flash, Pause, P→T (pulse-to-tone) can be stored as a digit in memory * Switchable dialing mode：DTMF/Pulse * Switchable beak/make ratio * Minimum tone output duration: 100mS * Minimum intertone pause: 100mS * On-chip power-on reset * Uses 3.
579545MHz ...


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