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參數(shù)資料
| 型號： | W91473DL |
| 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 Functions(具有14個數(shù)碼存儲器、免提和上鎖功能的音頻/脈沖可變換撥號器) |
| 中文描述： | TELEPHONE DIALER CKT, PDIP22 |
| 封裝： | PLASTIC, DIP-22 |
| 文件頁數(shù)： | 5/20頁 |
| 文件大小： | 236K |
| 代理商： | W91473DL |
W91473 SERIES
Publication Release Date: February 1995
- 5 -
Revision A3
Pin Description, continued
SYMBOL
22-PIN
24-PIN
28-PIN
I/O
FUNCTION
HFI, HFO
-
12, 13
14, 15
I, O
Handfree control pins. A low pulse on the
HFI input pin toggles the handfree control
state. Status of the handfree control state
is listed in the following table:
CURRENT STATE
Hook Sw.
HFO
Input
-
Low
HFI
On Hook
High
HFI
High
Off Hook
HFI
NEXT STATE
HFO
High
Low
Low
Dialing
Yes
No
Yes
Low
Low
High
-
Yes
No
Yes
Off Hook
On Hook
On Hook
On Hook
Off Hook
Off Hook
Low
High
The HFI pin is pulled to V
DD
by an
internal resistor.
KT
-
-
9
O
Keytone signal output. The keytone will
be generated in all valid keys are pressed
in tone mode. Frequency is 600 Hz and
duration is 35 mS.
DRS
-
-
21
I
Dial rate selection. This pin is pulled to
V
DD
by an internal resistor.
DRS
MODE
PIN
V
DD
Floating
V
SS
V
DD
Floating
V
SS
TONE/PULSE
1
0
Pulse
Pulse
Tone
Pulse
Pulse
Tone
DIAL
RATE
10 ppS
10 ppS
-
M/B
10 ppS
20 ppS
-
2:3
1:2
-
1:2
1:2
-
相關PDF資料 |
PDF描述 |
|---|---|
| W91473L | 14-Memory Tone/Pulse Switchable Dialer With Handfree And Lock Functions(具有14個數(shù)碼存儲器、免提和上鎖功能的音頻/脈沖可變換撥號器) |
| W914AT | 2x3mm RECTANGULAR LED LAMP |
| W91510N | Tone/Pulse Dialer With Save And Handfree Functions(具有保存和免提功能的音頻/脈沖撥號器) |
| W91511AN | TONE/PULSE DIALER WITH HANDFREE AND SAVE FUNCTION |
| W91511DLNF | TONE/PULSE DIALER WITH RTC AND LCD DISPLAY FUNCTION |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| W91473L | 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 |
| W914AD | 制造商:Kingbright Corporation 功能描述:LED Uni-Color Yellow 590nm 4-Pin |
| W914AT | 功能描述:標準LED-通孔 YELLOW TRANSPARENT AMBER LENS RoHS:否 制造商:Vishay Semiconductors 照明顏色:Red 光強度:0.7 mcd 波長/色溫:615 nm 顯示角:45 deg 透鏡顏色/類型:Clear, Non-Diffused 正向電流:70 mA 正向電壓:1.83 V to 3.03 V LED 大小:2 mm 系列: 封裝:Tube |
| W914CK/4GD | 制造商:Kingbright Corporation 功能描述:LED Uni-Color Green 565nm 8-Pin |
| W914CK/4ID | 制造商:Kingbright Corporation 功能描述:LED Quad-Level Uni-Color Red 627nm 8-Pin |
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