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參數(shù)資料
| 型號(hào)： | W91412A |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類(lèi)： | 無(wú)繩電話/電話 |
| 英文描述： | TONE/PULSE DIALER WITH SAVE FUNCTION |
| 中文描述： | TELEPHONE DIALER CKT, PDIP18 |
| 封裝： | PLASTIC, DIP-18 |
| 文件頁(yè)數(shù)： | 3/12頁(yè) |
| 文件大小： | 210K |
| 代理商： | W91412A |
W91410 SERIES
Publication Release Date: January 1995
- 3 -
Revision A3
Pin Description, continued
SYMBOL
PIN
I/O
FUNCTION
DP
11
O
N-channel open drain dialing pulse output (Figure 1). Flash key will
cause DP to go active in both pulse and tone mode.
DTMF
12
O
In pulse mode, remains in low state at all times. In tone mode,
outputs a dual or single tone. Detailed timing diagram for tone
mode is shown in Figure 2(a, b).
OUTPUT FREQUENCY
Specified
Actual
Error %
R2
R3
R4
C1
C2
C3
697
770
852
941
1209
1336
1477
699
766
848
948
1216
1332
1472
+0.28
-0.52
-0.47
+0.74
+0.57
-0.30
-0.34
R1
V
DD
, V
SS
14, 6
I
Power input pins.
B/M
5
I
The break make ratio is 60:40 if B/M = 1 and is 66.6:33.3 if B/M =
0. This pin has no function in DTMF mode.
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| W91410SERIES | Tone/Pulse Dialer with Save Function |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W91414 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:TONE/PULSE DIALER WITH SAVE FUNCTION |
| W91414A | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:TONE/PULSE DIALER WITH SAVE FUNCTION |
| W91416 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:TONE/PULSE DIALER WITH SAVE FUNCTION |
| W91418 | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Tone/Pulse Telephone Dialer |
| W91419 | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Tone/Pulse Telephone Dialer |
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