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參數(shù)資料
| 型號(hào)： | W91331N |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | Tone/Pulse Dialer With Handfree Lock And Key Tone Functions(具有免提鎖住和主鍵音功能的音頻/脈沖撥號(hào)器) |
| 中文描述： | TELEPHONE DIALER CKT, PDIP18 |
| 封裝： | PLASTIC, DIP-18 |
| 文件頁數(shù)： | 4/17頁 |
| 文件大小： | 213K |
| 代理商： | W91331N |
W91330N SERIES
- 4 -
Pin Description, continued
SYMBOL
18-PIN
20-PIN
I/O
FUNCTION
DTMF
12
14
O
In pulse mode, this pin remains in low state at all
times. In tone mode, it will output a dual or single
tone. Detailed timing diagram for tone mode is
shown in Figure 2(a, b, c, d).
Specified
697
Actual
699
Error %
+0.28
Output Frequency
R1
R2
R3
R4
C1
C2
C3
770
852
941
1209
1336
1477
766
848
948
1216
1332
1472
-0.52
-0.47
+0.74
+0.57
-0.30
-0.34
HFI, HFO
-
10, 11
I, O
Handfree control pins. The handfree control state is
toggled on by a low pulse on the HFI input pin. The
status of the handfree control state is described in
the following table:
CURRENT STATE
Input
HFO
Dialing
High
Yes
On Hook
High
Low
No
Off Hook
High
Low
Yes
On Hook
Off Hook
Low
Yes
Off Hook
Low
On Hook
Low
No
Off Hook
High
On Hook
High
Yes
Low
Hook SW.
HFO
NEXT STATE
HFI
HFI
HFI
HFI pin is pulled to V
DD
by internal resistor.
Detailed timing diagrams are shown in Figure 3.
KT
5
(except
W91330LN)
5
(except
W91330ALN)
O
Key-tone signal output. The key tone is generated
for all valid keys. Frequency is 600 Hz and duration
is 35 mS.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W91340AN | 10-Memory Tone/Pulse Dialer With Handfree Lock And Hold Functions(具有10個(gè)數(shù)碼存儲(chǔ)器、免提鎖住和保持功能的音頻/脈沖撥號(hào)器) |
| W91342N | 10-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91344AN | 10-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91340N | 10-Memory Tone/Pulse Dialer With Handfree Lock And Hold Functions(具有10個(gè)數(shù)碼存儲(chǔ)器、免提鎖住和保持功能的音頻/脈沖撥號(hào)器) |
| W91342AN | 10-Memory Tone/Pulse Dialer With Handfree Lock And Hold Functions(具有10個(gè)數(shù)碼存儲(chǔ)器、免提鎖住和保持功能的音頻/脈沖撥號(hào)器) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W91340 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer |
| W91340A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer |
| W91340AN | 制造商:WINBOND 制造商全稱:Winbond 功能描述:10-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91340N | 制造商:WINBOND 制造商全稱:Winbond 功能描述:10-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION |
| W91340NS | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telephone Dialer |
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