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參數(shù)資料
| 型號： | AN7374K |
| 廠商： | PANASONIC CORP |
| 元件分類： | 噪聲抑制 |
| 英文描述： | Dolby B/C Type Noise Reduction IC |
| 中文描述： | B AND C Type, DOLBY NOISE REDUCTION IC, PDIP28 |
| 封裝： | 0.400 INCH, SHRINK, PLASTIC, DIP-28 |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 100K |
| 代理商： | AN7374K |
ICs for Cassette, Cassette Deck
AN7374K, AN7376S
I
Absolute Maximum Ratings
(Ta=25C)
13.5
22
300
–30 ~ + 80
–55 ~ + 150
V
CC
I
CC
P
D
T
opr
T
stg
Supply Voltage
Supply Current
Power Dissipation
Operating Ambient Temperature
Storage Temperature
V
mA
mW
C
C
Parameter
Symbol
Rating
Unit
I
Recommended Operating Range
(Ta= 25C)
Parameter
Symbol
Range
Operating Supply
Voltage Range
V
CC
9V ~ 13V or
±
4.5V ~
±
6.5V
7V ~ 13V or
±
3.5V ~
±
6.5V
AN7374K
AN7376S
Parameter
Symbol
min.
typ.
max.
Unit
I
Electrical Characteristics
(Ta
=25C
, V
CC
=
12V, In the Dolby Reference Level ; 388mVrms (
= –
6dBm) REC – OUT)
Quiescent Current
Rec.– IN to Rec.– OUT Gain
PB – IN to Rec.– OUT Gain
12
17
22
I
CQ
Grin
Gpin
19
21
26
mA
dB
dB
15
19
24
R/P
NR
f(Hz)
Others
R
R
P
off
off
off
No signal
V
in
= 0dB
V
in
= 0dB
1k
1k
DGmpx
– 1
0
1
dB
MPX ON/OFF Gain Difference
P
→
Pm
off
1k
V
in
= 0dB
V
lout
LINE – OUT
Output Level
AN7374K
AN7376S
P
off
1k
V
in
= 0dB
500
330
9.4
6.7
4.2
– 1.1
18.1
11.5
8.7
3.5
– 8.3
580
388
10.4
8.2
5.7
0.4
19.6
13.5
10.7
5.5
– 6.3
670
450
11.9
9.7
7.2
1.9
21.6
15.5
12.7
7.5
– 4.3
mVrms
mVrms
B – R – 1
B – R – 2
B – R – 3
B – R – 4
C – R – 1
C – R – 2
C – R – 3
C – R – 4
C – R – 5
dB
dB
dB
dB
dB
dB
dB
dB
dB
R
R
R
R
R
R
R
R
R
B
B
B
B
C
C
C
C
C
10k
5k
1k
10k
1k
5k
300
5k
15k
V
in
= – 40dB
V
in
= – 30dB
V
in
= – 25dB
V
in
= 0dB
V
in
= – 60dB
V
in
= – 40dB
V
in
= – 30dB
V
in
= – 25dB
V
in
= 0dB
B Type
Encode · Boost
1
2
3
4
1
2
3
4
5
C Type
Encode · Boost
V
Omax.
AN7374K
AN7376S
R
off
1k
12
12
14
14
dB
dB
%
%
THD
= 1%
V
in
= 0dB
V
in
= 0dB
R
= 5.1k
CCIR/ARM
V
in
= 0dB
V
in
= 0dB
V
in
= 0dB
V
CC
= 9.0V
V
CC
= 7.0V
THD
off
THD – C
0.15
0.3
0.02
0.13
R
R
off
C
1k
1k
Distortion
off
C
S/N
60.0
62.5
dB
SN Ratio
R
C
CT – R – P
CT – P – R
CT – C – C
dB
dB
dB
– 80
– 80
– 80
P
R
R
off
off
off
off
→
C
off
1k
1k
1k
Crosstalk
Rec.
→
PB
PB
→
Rec.
Ch.
→
Ch.
V
off
– 70
0
70
mV
Mode Switching Offset
R
No signal
Channel Balance
– 1.0
9.0
5.0
– 0.5
9.0
5.0
– 0.5
D – G
V
V
C
– P
V
C
– R
V
C
– Pm
V
C
– C
V
C
– B
V
C
– off
1.0
12.5
7.0
3.0
12.5
7.0
3.0
dB
V
V
V
V
V
V
0
R
1k
V
in
= 0dB
Mode Control
Voltage
PB
Rec.
PBmpx
C
B
off
Pin3
Applied Voltage
NR Control Voltage
Condition
Signal · Handling
Pin26
Applied Voltage
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