參數(shù)資料
型號(hào)： BH3874AKS2
廠商： Rohm CO.,LTD.
英文描述： SPDT SUBMINIATURE POWER RELAY
中文描述： 聲音處理器IC
文件頁數(shù)： 10/25頁
文件大小： 261K
代理商： BH3874AKS2
BH3874AKS2
Audio ICs
!
Electrical characteristics
(Unless otherwise noted, Ta=25
°
C, V
CC
=9V, f=1kHz, Rg=600
, R
L
=10k
, V
IN
=300mVrms, INPUT SELECTOR=Ach,
MODE SELECTOR=Through, VOLUME=0dB, SURROUND=0dB, GRAPHIC EQUALIZER=0dB,
DYNAMIC BASS=0dB, SPECTRUM ANALYZER=RESET)
Circuit current
No signal, after power on.
Maximum output voltage
THD
=
1%
Lch reference
Rg
=
0
, Volume
=∞
,
Biamp
=
0dB, DIN AUDIO
Biamp
=
0dB, Rg
=
0
,
DIN AUDIO
Total harmonic distortion
V
IN
=
150mVrms,
400Hz
30kHz BPF
DIN AUDIO
DIN AUDIO
DIN AUDIO
Output noise voltage
Biamp
=
0dB, DIN AUDIO
Voltage gain
Maximum input voltage
THD
=
1%
Residual output noise
Vocal fade suppression
(Set 2dB,4dB,6dB)
V
IN
=
f
100mVrms
V
IN
=
f
100mVrms
V
IN
=
f
100mVrms
V
IN
=
f
100mVrms
(Set
8dB,
10dB,
12dB)
(Set
2dB,
4dB,
6dB)
(Set 8dB,10dB,12dB)
Dynamic bass boost
Dynamic bass boost gain
Graphic equalizer channel
Lch reference
IN
=
40GND
IN
=
75Hz
V
Lch reference
Input mute attenuation
Input separation
Parameter
Conditions
1
1
1
2
1
1
05 03 04 0C 02 0A 06 81 07
05 03 04 0C 02 0A 06 81 07
05 03 04 0C 02 0A 06 81 07
05 03 04 0C 02 0A 06 81 07
1
1
2
1
1
1
1
2
1
1
1
1
2
1
1
1
1
2
1
1
1
1
2
1
1
1
1
2
1
1
1
2
2
3
3
1
2
2
1
4
4
1
2
2
1
15 03 04 0C 02 0A 06 89 07
1
2
2
1
15 03 04 0C 02 0A 06 89 07
1
2
2
1
15 03 04 0C 02 0A 06 81 07
05 03 04 0C 02 0A 06 81 07
25 03 04 0C 02 0A 06 81 07
1
1
1
2
1
05 03 04 0C 02 0A 06 01 07
1
1
1
2
2
E5 03 04 0C 02 0A 06 81 07
1
1
1
2
1
05 03
74
04
04
04
04
0C
02
02
72
02
02
0A
0A
0A
7A
0A
06
06
06
06
76
81 07
1
1
1
2
1
05 03
E4
04
04
04
04
0C
02
02
E2
02
02
0A
0A
0A
0A
06
06
06
06
E6
81 07
1/1
1/2
1/
2
1
1
1
1
2
1
05 03 04 0C 02 0A 06
41
C1
61
07
Data setting
Switch control table
1/4
2/5
3/6
SW
7
SW
8
[2] [3] [4] [4] [5] [5] [6] [7] [8]
Maximum attenuation
Cross talk
Microphone mute
IN
=
100mVrms
V
V
IN
=
f
IN
=
100mVrms
RECOUT mute attenuation
DIN AUDIO
Selector D attenuation
RECOUT voltage gain
Microphone voltage gain
V
IN
=
100mVrms
Surround maximum
1
05 03 04 0C 02 0A 06 81 07
15 03 04 0C 02 0A 06 81 07
05 03 04 0C 02 0A 06 81 07
0D 03 04 0C 02 0A 06 81 07
2
1
1
1
2
1
1
1
1
1
2
1
1
1
1
2
1
05 03 04 0C 02 0A 06 E1 07
4
1
2
1
00
00
00
00
00
00
00
F8
00
00
00
00
00
00
[1]
00
00
00
00
00
00 05 1B 04 0C 02 0A 06 81 07
1
1
1
2
1
30
41
42
43
44
45
46
32
31
32
31
32
31
32
31
32
31
32
31
32
31
32
31
32
31
32
31
32
31
32
31
31
32
51
52
47
48
Mment
pin
32
31
32
31
51
52
51
52
32
31
32
31
Ipin
41
42
43
44
45
46
41
42
41
42
41
42
41
42
41
42
41
42
41
42
41
42
41
42
41
42
41
42
41
42
41,42
41,42
47
48
56
56
41
42
41
42
49
50
41
42
Channel balance
Selector A-C
Symbol
IQ
VOM
THD
VNO
GV
VIM
VMNO
GVF
VGQBL
VGQCL
VGQCL
VGQBH
VBCB
VBB
GQCB
VINMU
CTIN
ATTMAX
CT
VMICMU
VRECMU
D2ATT
GREC
GMIC
VSUMAX
CB
RIN
RIND
2.0
9
0.4
25
2
3
2
3
1.5
15
1.5
80
80
Min.
86
70
80
80
7
9
17
7
1.5
35
10
40
2.5
0.01
35
11
0.7
5
30
0
0
0
0
0
18
0
90
90
Typ.
95
80
90
90
9
11
19
9
0
50
20
60
0.05
50
13
20
2
3
2
3
1.5
21
1.5
Max.
11
13
21
11
1.5
65
30
mA
Vrms
%
μ
Vrms
dB
Vrms
μ
Vrms
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
k
k
Selector D
VP-9690A (Average value detection, effective value display) DIN AUDIO filter by Matsushita Communication is used for
measurement.
Design against radiation-proof is not made.
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