參數(shù)資料
型號: IN5851
廠商: INTEGRAL JOINT STOCK COMPANY
英文描述: PULSE DIALER WITH REDIAL
中文描述: 脈沖撥號與重撥
文件頁數(shù): 1/7頁
文件大?。?/td> 253K
代理商: IN5851
TECHNICAL DATA
1
PULSE DIALER WITH REDIAL
The IN5851 is a monolithic CMOS integrated circuit which uses an
inexpensive RC oscillator for its frequency reference and provides all the
features required for implementing a pulse dialer with 32 digit redial.
Wide operating voltage range (2.0~6.0V)
Low power dissipation
Use either a standard 2 of 7 matrix keyboard with negative true
common or the inexpensive form A-type keyboard
Make/Break ratio can be selected
Redial with * or #
Continuous MUTE
Power up clear circuitry on chip
10 pps/20 pps can be selected
IN5851
ORDERING INFORMATION
IN5851N Plastic
T
A
= -20
°
to 70
°
C
PIN ASSIGNMENT
LOGIC DIAGRAM
PIN 1 = V
CC
PIN 6 = GND
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