BD3870FS-E2 Rohm Semiconductor, BD3870FS-E2 Datasheet - Page 6

• Manufacturer Part Number: BD3870FS-E2
• Description: IC SOUND PROCESSOR SSOP-A24
• Manufacturer: Rohm Semiconductor
• Series: -r
• Type: Audio Processorr

Specifications of BD3870FS-E2

• Applications: Audio Systems
• Mounting Type: Surface Mount
• Package / Case: 24-SOP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

●Block diagram, application circuit, pin assignment (BD3872FS)
BD3870FS,BD3871FS,BD3872FS,BD3873FS
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0.001μ
0dB
～
-87dB
-∞
32
speaker
1
Loud
0.22μ
0.022μ
Vcc/2
31
2
Vcc/2
62K
0dB
～
-87dB
-∞
Loud speaker
30
equalizer2
3
0.001μ
0.22μ
Vcc/2
29
4
Vcc/2
fc=10kHz
Treble1
A1
28
5
0.0022μ
100k
0.1μ
fc=10kHz
Fig.3 Application to Cinema Surround
Treble2
27
6
A2
0.0022μ
0.1μ
100k
0.1μ
26
7
B1
f
0.1μ
390K
0
Bass1
100k
=80Hz
5.6K
0.1μ
25
B2
8
6/15
100k
0.1μ
0.1μ
C1
24
9
f
390K
0
0.1μ
Bass2
100k
=80Hz
5.6K
0.1μ
23
C2
10
Vcc/2
0.1μ
100k
+
OUT1
22
D1
11
4.7μ
0.1μ
100k
Unit: Resistance =Ω, Capacitor = F
+
OUT2
D2
21
12
4.7μ
0.1μ
100k
13
E1
20
Vcc/2
0.33μ
100k
0.1μ
4.7k
Vcc/2
Vcc
19
14
E2
0.1μ
100k
4.7k
LATCH
DATA
Technical Note
18
15
2010.10 - Rev.A
+
10μ
Logic
CLOCK
17
16