bh3874aks2 ROHM Co. Ltd., bh3874aks2 Datasheet - Page 5

• Manufacturer Part Number: bh3874aks2
• Description: Multi-function Sound Processor Built-in 5-band Equalizer
• Manufacturer: ROHM Co. Ltd.

●Application circuit
●Reference data
DPL
0.22μ
0.22μ
40
35
30
25
20
15
10
Fig.4 Circuit Current - Power Supply
100K
5
0
0
10μ
150K
4700p
0.047μ
0.047μ
0.1μ
10μ
10μ
10μ
10μ
10μ
10μ
10μ
POWER SUPPLY (V)
61
49
50
51
52
53
54
55
56
57
58
59
60
62
63
64
ALCC
ALCR
RECL
RECR
VFC1
GND
VFC2
MIC
DPLL1
DPLL2
DPLR1
DPLR2
PS1
PS2
F1L1
F1L2
5
48
1
47
2
46
10
3
45
4
44
5
BH3874AKS2
43
6
(SQFPT64）
42
7
12
10
Fig.5 Output Voltage - Frequency
8
6
4
2
0
10
41
8
100
FREQUENCY (Hz)
40
Fig.3
9
5/8
1000
39
10
10000
38
11
100000
37
12
36
13
35
14
34
15
16
33
FILTER
HPFL3
BASS5
BASS3
BASS1
HPFR3
BASS2
HPFL2
HPFL1
0.001
HPFR2
HPFR1
OUTR
OUTL
BASS4
0.01
Fig.6 Input/Output Characteristics
0.1
VCC
CAP
10
1
0.001
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
INPUT VOLTAGE (Vrms)
0.01
0.068μ
0.068μ
0.1μ
10μ
10μ
3.3K
0.22μ
0.1μ
15K
15K
47K
47K
22K
0.1
VCC
220μ
68K
0.068μ
0.068μ
0.068μ
0.068μ
47K
47K
15K
0.22μ
1
0.1μ
10