參數(shù)資料
型號(hào): KA22292Q
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: PB/REC EQ ST PRE AMP(重放/錄音立體聲均衡放大器)
中文描述: 鉛/承包均衡圣前級(jí)(重放/錄音立體聲均衡放大器)
文件頁數(shù): 9/13頁
文件大?。?/td> 194K
代理商: KA22292Q
PB/REC EQ ST PRE AMP
KA22292/Q
Method of connection: connect the control pins to ground.
4. ALC LEVEL ADJUSTMENT
This device is built so that the automatic level control circuit has a fixed level, but the user can adjust it to be larger
than the fixed level. The design is fixed to 35 mVrms, but adding an external part will change that to a higher level
of 1 Vrms, level and range is shown in the following figure. The user may align it to his/her own needs.
VOLTAGE REFERENCE
1.2 V generator
PIN 45, PIN 44 .... PIN 31, etc.
R
GM
.... etc....
+
-
NN
NC
NM
HN
HM
45
44
41
40
39
31
DECODER (OPEN DRAIN OR
OPEN COLLECTOR)
An enabled resistor must be
ground connected but others
maintain high impedance state.
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