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參數資料
| 型號： | W91661B |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | 20-Memory Tone/Pulse Switchable Dialer(具有20個數碼存儲器的音頻/脈沖可變換撥號器) |
| 中文描述： | TELEPHONE DIALER CKT, PDIP24 |
| 封裝： | PLASTIC, DIP-24 |
| 文件頁數： | 4/16頁 |
| 文件大小： | 193K |
| 代理商： | W91661B |
W91660 SERIES
- 4 -
Pin Description, continued
SYMBOL
PIN
I/O
FUNCTION
K MUTE
7
O
The
K MUTE
is NMOS open drain output.
The output transistor is switched on only mute function. Otherwise,
it is switched off.
FUNCTIONAL DESCRIPTION
Keyboard Operation
C1
C2
C3
C4
C5
C6
1
2
3
S
M1
M6
R1
4
5
6
A
M2
M7
R2
7
8
9
M3
M8
R3
/T
F
0
#
MER
M4
M9
R4
P
MUTE
R
M5
M10
R5
Note:
MER
is for W91660B/661B only, and the other type numbers (W91660/661) is save function.
S: Memory store function key
F: Flash key with 98 mS break time and 1.2 sec pause time
R: Redial function key
P: Pause function key
A: Two touch memory first key
Mn: One touch direct memory
/T: Pulse to tone switch function key in pulse mode, *key in tone mode
SAVE: One touch memory for save dialing
Save dialing can be executed after off-hook or handfree dialing is activated.
MUTE: Secrecy control key
Once the Mute key is pressed, the
K MUTE
output will be toggled.
Notes:
1. Dn = 0 to 9,
/T, #, Mn = M1 to M10
2. Ln =
A
+ N =
A
+ Mn. The memory address of Ln is same as M11 to M20.
Normal Dialing
OFF HOOK
(or
ON HOOK
&
HFI
),
D1
,
D2
, ...,
Dn
1. D1, D2, ..., Dn will be dialed out.
2. Dialing length is unlimited, but the redial is inhibited if length oversteps 32 digits.
Redialing
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