NJW1146 데이터 시트보기 (PDF) - Japan Radio Corporation
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NJW1146 Datasheet PDF : 27 Pages
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s APPLICATION CIRCUIT 2 (Sub-Woofer output)
NJW1146
0.22µF
22nF
3.3nF
33nF
2.2nF
100nF
4.7µF
+
1 INa
2 ealaFil
3 BBE1a
4 BBE2a
5 TONE-Ha
6 TONE-La
7 OUTa
8 LFINa
9 LFOUTa
330nF
+
1µF
+
1µF
3.9kΩ
3.9kΩ
10 AGC
11 CVA
12 CVB
13 SDA
14 SCL
15 GND
NJW1146
INb 30
CSR 29
BBE1b 28
BBE2b 27
TONE-Hb 26
TONE-Lb 25
OUTb 24
0.22µF
+ 1µF
3.3nF
33nF
2.2nF
100nF
4+.7µF
LFINb 23
LFOUTb 22
CBH 21
CBL 20
CTH 19
CTL 18
VREF 17
V+ 16
+
4.7µF
+
1µF
+
1µF
+
1µF
+
1µF
+
4.7µF
+
100µF
(NOTE)
1. Separate the I2C bus line from the following terminals for avoiding digital noise problem.
Pin No.
Symbol
Pin No.
Symbol
Pin No. Symbol Pin No.
2
eala Fil
4
BBE2a
6
TONE-La
26
3
BBE1a
5
TONE-Ha
25
TONE-Lb
27
Symbol
TONE-Hb
BBE2b
Pin No.
28
29
2. The constant of capacitors connected to the terminals No.3, 4, 27 and 28 are designated by BBE Sound Inc.
Symbol
BBE1b
CSR
–7–
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