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BD37067FV-E2 Scheda tecnica(PDF) 4 Page - Rohm

Il numero della parte BD37067FV-E2
Spiegazioni elettronici  Sound Processor for car audio built-in 2nd order post filter
Download  38 Pages
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Produttore elettronici  ROHM [Rohm]
Homepage  http://www.rohm.com
Logo ROHM - Rohm

BD37067FV-E2 Scheda tecnica(HTML) 4 Page - Rohm

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BD37067FV-M
TSZ02201-0C2C0E100140-1-2
© 2014 ROHM Co., Ltd. All rights reserved.
14.NOV.2016 Rev.002
www.rohm.com
TSZ22111・15・001
Block Diagram
VCC1
SCL
SDA
VREF GND
OUTC OUTS OUTR1OUTR2 OUTF1 OUTF2 INF2 INF1 INR2
INR1
INS
INC
IG1
IG2
VCC2
40
39
38
37
36
35
31
32
34
33
30
29
26
25
28
27
22
23
24
21
GND
ISO amp
GND
ISO amp
100kΩ
GND
ISO amp
GND
ISO amp
GND
ISO amp
GND
ISO amp
Input selector (2 single-end and 4 stereo ISO)
Sub
Selector
Front
Selector
Rear
Selector
I2C-bus LOGIC
Main Gain Adjust
Sub
Gain Adjust
100kΩ
250kΩ 250kΩ
250kΩ 250kΩ
250kΩ
250kΩ 250kΩ 250kΩ
250kΩ
250kΩ
250kΩ
250kΩ
250kΩ
250kΩ
100kΩ
100kΩ
100kΩ
100kΩ
100kΩ
100kΩ
Differential
amp
2nd order LPF
250kΩ
Fader
ATT
Fader
ATT
Fader
ATT
Fader
ATT
Fader
ATT
Fader
ATT
Fader
Boost
Fader
Boost
Fader
Boost
Fader
Boost
Fader
Boost
Fader
Boost
Input Gain
VREF
Fader : +23dB to -79dB、-∞/1dBstep
Input Gain : +23dB to -15dB/1dBstep
Front Mixing : on/off
■2nd order LPF: fc=70kHz
■Main/Sub Gain Adjust 0dB/6dB
■Anti-TDMA noise circuit
Advanced Switch
Front Mixing
MIN
FP2
FN2
FN1
FP1
EP2
EN
EP1
DP2
DN
DP1
CP2
CN
CP1
B2
B1
A2
A1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
18
19
16
17
20
100kΩ
TEST1 TEST2
Differential
amp
Figure 3. Block diagram and pin assign
Absolute Maximum Ratings (Ta=25˚C)
Parameter
Symbol
Rating
Unit
Power Supply Voltage
VCC (VCC1,2)
10
V
Input Voltage
VIN
VCC+0.3 to GND-0.3
Only SCL, SDA 7 to GND-0.3
V
Power Dissipation
Pd
1.12
(Note1)
W
Storage Temperature
TSTG
-55 to +150
˚C
(Note1) This value decreases 9mW/°C for Ta=25°C or more.
ROHM standard board shall be mounted.
Thermal resistance θja = 111.1(°C/W).
ROHM Standard board
size:70x70x1.6(㎣)
material:A FR4 grass epoxy board(3% or less of copper foil area)
Operating Range
Parameter
Symbol
Min
Typ
Max
Unit
Power Supply Voltage
VCC (VCC1,2)
7.0
8.5
9.5
V
Temperature
Topr
-40
-
+85
˚C


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