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參數(shù)資料
| 型號(hào)： | AN7500FHQ |
| 廠商： | PANASONIC CORP |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | aUDIO SIGNAL PROCESSING ic FOR 1.5 v HEADPHONE STEREO |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP48 |
| 封裝： | 7 X 7 MM, PLASTIC, LQFP-48 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大小： | 144K |
| 代理商： | AN7500FHQ |
ICs for Radio-Cassette, Cassette Deck
AN7500FHQ
5
I
Electrical Characteristics at V
CC
=
1.2 V, f
=
1 kHz, R
L
=
32, T
a
=
25
°
C (continued)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Heavy low sound
+
power amp. block (continued)
Channel separation 2
CS2
(PW)
Sincgle ch. input, Low boost on,
R
g
=
0, V
O
=
22.2 dBV, 1 kHz, BPF
V
NO1(PW)
R
g
=
0, IHF-A
V
NO2(PW)
Low boost on, R
g
=
0, IHF-A
RR1
(PW)
R
g
=
0, V
RR
=
32.2 dBV,
f
RR
=
100 Hz, I
RFO
=
15 mA,
BPF: 100 Hz, 1/4 OCT
25
31
dB
Output noise voltage 1
91
86
86
82
dBV
Output noise voltage 2
dBV
Ripple rejection factor 1
60
72
dB
Ripple rejection factor 2
RR2
(PW)
Low boost on, R
g
=
0,
V
RR
=
32.2 dBV, f
RR
=
100 Hz,
I
RFO
=
15 mA, BPF: 100 Hz, 1/4 OCT
40
61
dB
Input resistance
R
IN(PW)
7.2
9.5
12
k
Channel balance
CB
(PW)
V
MUTE(PW)
V
IN
=
32.2 dBV
V
AGC
V
IN
=
45.2 dBV, f
=
100 Hz,
R
L
=
32
,
AGC level to be measured at 32
end.
V
O
=
22.2 dBV
1.5
17.3
14.7
13.1
0
1.5
dB
Mute output voltage
96
90
dBV
AGC level
dBV
Output DC step
DV
(PW)
PWR mute (pin 12) on/off
30
0
30
mV
Dolby block
Reference input level
*1
V
IN(NR)
N.R.: Off, BEF: Off, f
=
1 kHz,
V
O
=
32.2 dBV
33.9
32.8
31.7
dBV
Channel balance
CB
(NR)
(Calculation) channel ratio of the above
V
IN
G
(NRD1)
N.R.: On, BEF: Off, f
=
10 kHz,
V
IN
=
29.6 dB,
Calculation NRD
=
V
O
+
40 (dB)
G
(NRD2)
N.R.: On, BEF: Off, f
=
1 kHz,
V
IN
=
23.9 dB,
Calculation NRD
=
V
O
+
30 (dB)
G
(NRD3)
N.R.: On, BEF: Off, f
=
1 kHz,
V
IN
=
15.8 dB
Calculation NRD
=
V
O
+
20 (dB)
G
(NRD4)
N.R.: On, BEF: Off, f
=
10 kHz,
V
IN
=
17.4 dB
Calculation NRD
=
V
O
+
20 (dB)
G
(NRD5)
N.R.: On, BEF: Off, f
=
10 kHz,
V
IN
=
0.4 dB,
Calculation NRD
=
V
O
(dB)
1
0
1
dB
N.R. decode characteristics 1
*2
2
0
2
dB
N.R. decode characteristics 2
*2
2
0
2
dB
N.R. decode characteristics 3
*2
3.0
0
3.0
dB
N.R. decode characteristics 4
*2
2.5
0
2.5
dB
N.R. decode characteristics 5
*2
2
0
2
dB
Note)*1: Adjust an input level to get an output level of
3.2 dBV at a measuring point (N.R. out) so that you can get 0 dB of reference
input level.
*2: V
O
in the calculating equation is the output level based on reference of 0 dB
=
32.2 dBV (measuring point: N.R. out).
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