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參數(shù)資料
| 型號： | W91540 |
| 英文描述： | Tone/Pulse Telephone Dialer |
| 中文描述： | 音頻/脈沖電話撥號器 |
| 文件頁數(shù)： | 1/19頁 |
| 文件大?。?/td> | 222K |
| 代理商： | W91540 |
W91540N SERIES
10-MEMORY TONE/PULSE DIALER WITH SAVE,
KEYTONE, LOCK, AND HANDFREE FUNCTIONS
Publication Release Date: May 1997
- 1 -
Revision A2
GENERAL DESCRIPTION
The W91540N series are tone/pulse switchable telephone dialers with 10 memories, keytone or lock
function, and handfree dialing control. These chips are fabricated using Winbond's high-performance
CMOS technology and thus offer good performance in low-voltage and low-power operations.
FEATURES
DTMF/pulse switchable dialer
Two by 32-digit redial and save memory
Ten by 16 digit two-touch indirect repertory memory
Pulse-to-tone (*/T) keypad for long distance call operation
Cascaded dialing
Uses 5
×
5 keyboard
Easy operation with redial, flash, pause, and */T keypads
Pause, P
→
T (pulse-to-tone) can be stored as a digit in memory
0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out
Dialing rate (10 ppS or 20 ppS) selected by bonding option
Minimum tone output duration: 93 mS (W91544AN: 87 mS)
Minimum intertone pause: 93 mS (W91544AN: 87 mS)
Pause time: 3.6 sec
300 mS off-hook delay in lock mode (
DP
remains low for 300 mS while off-hook)
Flash break time (73 mS, 100 mS, 300 mS, or 600 mS) selectable by keypad; pause time is 1.0 S
Make/break ratio (2:3 or 1:2) selectable by Mode pin
Key tone output for valid keypad entry recognition
On-chip power-on reset
Uses 3.579545 MHz crystal or ceramic resonator
Packaged in 18 or 20-pin DIP
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W91540A | Tone/Pulse Telephone Dialer |
| W91540NS | Telephone Dialer |
| W91541 | Tone/Pulse Telephone Dialer |
| W91541A | Tone/Pulse Telephone Dialer |
| W91542 | Tone/Pulse Telephone Dialer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W91540A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer |
| W91540AN | 制造商:WINBOND 制造商全稱:Winbond 功能描述:10-MEMORY TONE/PULSE DIALER WITH SAVE, KEYTONE,LOCK AND HANDFREE FUNCTION |
| W91540NS | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telephone Dialer |
| W91541 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer |
| W91541A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer |
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