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參數資料
| 型號： | W91473AL |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | 14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| 中文描述： | TELEPHONE DIALER CKT, PDIP24 |
| 封裝： | PLASTIC, DIP-24 |
| 文件頁數： | 4/20頁 |
| 文件大小： | 236K |
| 代理商： | W91473AL |
W91473 SERIES
- 4 -
Pin Description, continued
SYMBOL
22-PIN
24-PIN
28-PIN
I/O
FUNCTION
HPM
MUTE
17
(only for
W91473/D
)
19
(only for
W91473A)
23
O
The HPM MUTE is a conventional
inverter output.
During pulse dialing, flash, hold, and
mercury mute functions, this pin will
output an active high.
It remains in a low state at all other times.
NC
-
-
8, 22
(W91473
B/C)
-
No connection.
LOCK
17
(W91473L
/DL)
19
(W91473
AL)
22
(W91473
BL/CL)
I
The function of the LOCK pin is shown
below:
LOCK PIN
V
DD
"0," " 9" dialing inhibited
Normal dialing
"0" dialing inhibited
FUNCTION
Floating
V
SS
DTMF
14
16
18
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.
OUTPUT FREQUENCY
Specified
697
770
852
941
1209
1336
1477
Actual
699
766
848
948
1216
1332
1472
Error %
+0.28
-0.52
-0.47
+0.74
+0.57
-0.30
-0.34
R1
R2
R3
R4
C1
C2
C3
V
DD
, V
SS
16, 8
1, 8
20, 10
I
Power input pins.
相關PDF資料 |
PDF描述 |
|---|---|
| W91473BL | 14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473 | 14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473A | 14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473C | 14-Memory Tone/Pulse Switchable Dialer With Handfree And Lock Functions(具有14個數碼存儲器、免提和上鎖功能的音頻/脈沖可變換撥號器) |
| W91473CL | 14-Memory Tone/Pulse Switchable Dialer With Handfree And Lock Functions(具有14個數碼存儲器、免提和上鎖功能的音頻/脈沖可變換撥號器) |
相關代理商/技術參數 |
參數描述 |
|---|---|
| W91473B | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473BL | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473C | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473CL | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
| W91473D | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
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