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W9145AL View Datasheet(PDF) - Winbond

Part NameDescriptionManufacturer
W9145AL 15-MEMORY TONE/PULSE DIALER WITH LOCK AND HANDFREE FUNCTIONS Winbond
Winbond Winbond
W9145AL Datasheet PDF : 18 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
W9145 SERIES
15-MEMORY TONE/PULSE DIALER WITH LOCK
AND HANDFREE FUNCTIONS
GENERAL DESCRIPTION
The W9145 series are Si-gate CMOS ICs that provide the necessary signals for either pulse or tone
dialing. The W9145 series feature a key tone function, handfree dialing, a lock function, thirteen 16-
digit automatic dialing memories, and two by 32-digit for redial and save memory.
FEATURES
DTMF/Pulse switchable dialer
Two by 32 digits for redial and save memory
Three by 16 digits for one-touch direct repertory
Ten by 16 digits for two-touch indirect repertory
Unlimited dialing length (redial inhibited if dialing length exceeds 32 digits in normal dialing)
Auto Pause Access for PBX and toll service operations (3.1 seconds per pause)
Easy operation with redial, store, auto and pause keypads
Key tone output for recognition of valid keypad entry
Call disconnect (CD) key for line break operation
Mute key for speech mute
Flash time: 98 mS, 305 mS or 600 mS
Minimum tone output duration: 93 mS
Minimum intertone pause: 93 mS
0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out
Automatic switching from pulse mode to tone mode by */T key operation
Break/make ratio pin selectable
Uses Form A keyboard or standard 5 × 5 matrix keyboard
Uses inexpensive 3.579545 MHz television color-burst crystal
Internally generated power-on reset
Packaged in 22/24-pin DIP
The different dialers in the W9145 series are shown in the following table:
TYPE NO. PULSE (ppS)
FLASH
B/M
HANDFREE
LOCK
W9145
10
98/305/600
Pin
No
No
W9145A
10
98/305/600
Pin
Yes
No
W9145L
10
98/305/600
Pin
No
Yes
W9145AL
10
98/305/600
Pin
Yes
Yes
PIN CONFIGURATIONS
Publication Release Date: August 1996
-1-
Revision A4
Direct download click here

 

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