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參數(shù)資料
| 型號： | W91080 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | Tone/Pulse Dialer With Handfree And Keytone Fuctions And One Number Memory(具有一個數(shù)碼存儲器免提和主鍵音功能的音頻/脈沖撥號器) |
| 中文描述： | TELEPHONE DIALER CKT, PDIP18 |
| 封裝： | PLASTIC, DIP-18 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大小： | 93K |
| 代理商： | W91080 |
W91080 SERIES
Publication Release Date: June 1994
- 3 -
Revision A3
Pin Description, continued
SYMBOL
18-PIN
20-PIN
I/O
FUNCTION
HKS
10
12
I
Hook switch input.
HKS = 1: On-hook state. Chip in sleeping mode, no
operation.
HKS = 0: Off-hook state. Chip enabled for normal operation.
This pin must be set in conjunction with
HFI
, HFO.
Refer to description of
HFI
, HFO pins. HKS pin is pulled to
V
DD
by internal resistor.
DP/C5
11
13
O
N-channel open drain dialing pulse output (Figure 1). Flash
key will cause DP to be active in either tone mode or pulse
mode.
DTMF
12
14
O
In pulse mode, remains in low state.
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
16, 6
I
Power input pins.
相關PDF資料 |
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| W91080A | Tone/Pulse Dialer With Handfree And Keytone Fuctions And One Number Memory(具有一個數(shù)碼存儲器免提和主鍵音功能的音頻/脈沖撥號器) |
| W91082N | Tone Generator With μC Serial Interface(具有微控制器接口的音頻發(fā)生器) |
| W91312A | Tone/Pulse Dialer With Redial Function(具有重撥功能的音頻/脈沖撥號器) |
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| W91314 | Tone/Pulse Dialer With Redial Function(具有重撥功能的音頻/脈沖撥號器) |
相關代理商/技術參數(shù) |
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|---|---|
| W91081-XX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer |
| W91082N | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| W9114RC | 制造商:Winslow Adaptics Ltd 功能描述:24way DIL expansion& reduction skt,0.6in |
| W9115RC | 制造商:Winslow Adaptics Ltd 功能描述:24way DIL expansion& reduction skt,0.3in |
| W9116RC | 制造商:Winslow Adaptics Ltd 功能描述:28way DIL expansion& reduction skt,0.6in |
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