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參數(shù)資料
| 型號： | W91520 |
| 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)： | 1/16頁 |
| 文件大小： | 193K |
| 代理商： | W91520 |
W91520N SERIES
TONE/PULSE DIALER WITH HANDFREE
AND HOLD FUNCTIONS
Publication Release Date: May 1997
- 1 -
Revision A3
GENERAL DESCRIPTION
The W91520N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse
dialing. The W91520N series provide one-key redial, handfree dialing, hold, save, and redial
functions.
FEATURES
DTMF/pulse switchable dialer
Two by 32-digit redial and save memory
Pulse-to-tone (*/T) keypad for long distance call operation
Uses 5
×
5 keyboard
Easy operation with redial, flash, pause, and */T keypads
Pause, pulse-to-tone (*/T) can be stored as a digit in memory
On-hook debounce time: 150 mS
Dialing rate (10 ppS, or 20 ppS) selectable by bonding option
Minimum tone output duration: 93 msec.
Minimum intertone pause: 93 msec.
Flash break time (73, 100, 300, 600 msec.) selectable by keypad; pause time is 1.0 sec.
On-chip power-on reset
Uses 3.579545 MHz crystal or ceramic resonator
Packaged in 18 or 20-pin plastic DIP
The different dialers in the W91520N series are shown in the following table:
TYPE NO.
REPLACEMENT
TYPE NO.
PULSE
(ppS)
FLASH
(mS)
M/B
HANDFREE
DIALING
PACKAGE
(PINS)
W91520N
W91520
10
600/100/300/73
Pin
-
18
W91521N
W91521
20
600/100/300/73
Pin
-
18
W91520AN
W91520A
10
600/100/300/73
Pin
Yes
20
W91521AN
W91521A
20
600/100/300/73
Pin
Yes
20
相關PDF資料 |
PDF描述 |
|---|---|
| W91520A | Tone/Pulse Telephone Dialer |
| W91520NS | Telephone Dialer |
| W91521 | Tone/Pulse Telephone Dialer |
| W91521A | Tone/Pulse Telephone Dialer |
| W91520AN | TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| W91520A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer |
| W91520AN | 制造商:WINBOND 制造商全稱:Winbond 功能描述:TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91520N | 制造商:WINBOND 制造商全稱:Winbond 功能描述:TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91520NS | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telephone Dialer |
| W91521 | 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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