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UPC1857ACT Datasheet(PDF) 9 Page - NEC

Part # UPC1857ACT
Description  SOUND CONTROL IC WITH SURROUND AND I2C BUS
PDF  44 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPC1857ACT Datasheet(HTML) 9 Page - NEC

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9
µµµµPC1857A
Table 1-1. Pin Function List (3/7)
Pin Number
Pin Name
Equivalent Circuit
Description
9LTC
9
VCC
VCC
12 k
3300 pF
3 k
3 k
Connection pin for capacitor for
treble boost/cut frequency
characteristic of L-channel signal.
Pin voltage: approx. 6.0 V
10
LBC
10
VCC
VCC
13.8 k
0.047 F
µ
3 k
3 k
Connection pin for capacitor for
bass boost/cut frequency
characteristic of L-channel signal.
Pin voltage: approx. 6.0 V
11
OFR1
Pin that absorbs offset voltage of R
channel.
Pin voltage: approx. 6.0 V
12
OFR2
Remark Pin voltage is the reference value when VCC = 12 V.
VCC
VCC
1/2VCC
12
VCC
6 k
5 k
µ
5 k
2.2 F
+
5 k
6 k
3 k
60 k
3 k
11



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