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參數(shù)資料
| 型號： | LS1240A-S08-T |
| 廠商： | UNISONIC TECHNOLOGIES CO LTD |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | ELECTRONIC TONE RINGER WITH BUILT-IN BRIDGE RECTIFIER |
| 中文描述： | TELEPHONE RINGER CKT, PDSO8 |
| 封裝： | SOP-8 |
| 文件頁數(shù)： | 2/5頁 |
| 文件大小： | 228K |
| 代理商： | LS1240A-S08-T |
LS1240A
LINEAR INTEGRATED CIRCUIT
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 5
QW-R108-002,H
PIN CONFIGURATION
1
2
3
4
8
7
6
5
LINE
GND
C
SW
Ra
LINE
NULL
OUT
Cr
UTC LS1240A
PIN DESCRIPTION
PIN PIN NAME
1
2
3
4
5
6
7
8
DESCRIPTION
LINE
GND
Csw
Ra
OUT
NULL
Cr
LINE
Connecting pin to B-wire
Ground
Sweep rate control capacitor
Output frequency control resistor
Buzzer
Not connected
Rectifier capacitor
Connecting pin to A-wire
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