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參數(shù)資料
| 型號(hào)： | W91521A |
| 英文描述： | Tone/Pulse Telephone Dialer |
| 中文描述： | 音頻/脈沖電話撥號(hào)器 |
| 文件頁數(shù)： | 7/16頁 |
| 文件大?。?/td> | 193K |
| 代理商： | W91521A |
W91520N SERIES
Publication Release Date: May 1997
- 7 -
Revision A3
finished,
otherwise, D1, D2, ..., Dn will be duplicated to the save memory.
Flash
OFF HOOK
(or
ON HOOK
&
HFI
),
Fn
1. Fn = F1, ..., F4
2. The dialer will execute a flash break time of 600 mS (F1), 100 mS (F2), 300 mS (F3), or 73 mS
(F4). In each case the flash pause time is 1.0 sec. before the next digit is dialed out.
3. Flash key cannot be stored as a digit in memory. The flash key has first priority among the
keyboard
functions.
4. The system will return to the initial state after the flash pause time is finished.
5. The flash function timing diagram is shown in Figure 7.
HOLD
OFF HOOK
(or
ON HOOK
&
HFI
),
H
The HOLD is switched on and off by hold key. The other keypads will be disabled when in hold mode.
The function timing diagram is shown in Figure 3(a, b, c).
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATING
UNIT
DC Supply Voltage
V
DD
V
SS
-0.3 to +7.0
V
Input/Output Voltage
V
IL
V
SS
-0.3
V
V
IH
V
DD
+0.3
V
V
OL
V
SS
-0.3
V
V
OH
V
DD
+0.3
V
Power Dissipation
P
D
120
mW
Operation Temperature
T
OPR
-20 to +70
°
C
Storage Temperature
T
STG
-55 to +150
°
C
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W91520AN | TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91520N | TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91521AN | TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91521N | TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91540 | Tone/Pulse Telephone Dialer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W91521AN | 制造商:WINBOND 制造商全稱:Winbond 功能描述:TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91521N | 制造商:WINBOND 制造商全稱:Winbond 功能描述:TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91530 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:13-MEMORY TONE/PULSE DIALER WITH SAVE, KEYTONE, LOCK,AND HANDFREE FUNCTION |
| W91530A | 制造商:WINBOND 制造商全稱:Winbond 功能描述:Tone/Pulse Telephone Dialer |
| W91530AN | 制造商:WINBOND 制造商全稱:Winbond 功能描述:13-MEMORY TONE/PULSE DIALER WITH SAVE, KEYTONE, LOCK,AND HANDFREE FUNCTION |
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