AN7086 [PANASONIC]
Recording/Playback Pre-/Power Amplifier IC for 3V Microcassette; 录制/播放前/功放IC，适用于3V微型磁带
| 型号： | AN7086 |
| 厂家： | 
PANASONIC |
| 描述： | Recording/Playback Pre-/Power Amplifier IC for 3V Microcassette |
| 文件： | 总5页 (文件大小：64K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
ICs for Cassette, Cassette Deck
AN7086S
Recording/Playback Pre-/Power Amplifier IC for 3V Microcassette
■ Overview
Unit : mm
The AN7086S is an integrated circuit developed for
recording playback pre-/power amp., built-in VAS (Voice
Activated System) function especially.
1
2
3
4
5
6
7
8
9
24
23
22
21
20
19
18
17
16
15
14
13
■ Features
•
•
•
•
•
•
Rec. playback pre-/power amp. IC
VAS function built-in
Earphone monitor at recording is possible
350mW BTL, OCL power amp. built-in
Mic. amp built-in
10
11
12
ALC function built-in
•
Rec./Play switching is possible with a single circuit
switch
0.3
7.2±0.3
9.4±0.3
24-Lead SOP Package (SOP024-P-0375)
■ Block Diagram
GND
23
NC
19
1/2 VCC
16
VCC
14
24
22
21
20
18
17
15
13
Ripple
Rej.
+
55dB
–
R/P
Cont.
ALC
–
+
Open
Loop
Gain
74dB
+
20dB
–
+
14dB
–
+
14dB
–
+
24dB
–
VAS
Det.
Power
Mute
120kΩ
1
2
3
4
5
6
7
9
10
11
12
8
Power
GND
Power
VCC
ICs for Cassette, Cassette Deck
AN7086S
■ Absolute Maximum Ratings (Ta=25˚C)
Parameter
Symbol
Rating
6
Unit
V
Supply Voltage
Supply Current
VCC
ICC
1000
mA
mW
˚C
Power Dissipation
PD
520
Operating Ambient Temperature
Storage Temperature
Topr
Tstg
–20 ~ + 75
–55 ~ + 125
˚C
■ Recommended Operating Range (Ta= 25˚C)
Parameter
Symbol
VCC
Range
Operating Supply Voltage Range
1.8V ~ 4.5V
■ Electrical Characteristics (VCC=3V, f=1kHz, Ta=25˚C)
Parameter
Quiescent Circuit Current
<Pre-Amp.>
Symbol
Itot
Condition
min.
10
typ.
20
max.
35
Unit
mA
At No Input/Playback
65
74
0.1
0.6
dB
%
Open Circuit Gain
GV1
THD1
VO1
Vin= – 85dBV, Rg= 1kΩ
Vin= 3mVrms, Rg= 1kΩ
THD= 1%, Rg= 1kΩ
1
Total Harmonic Distortion
Maximum Output Voltage
0.3
Vrms
Rg= 1kΩ,
DIN/AUDIO Filter
1
1.8 µVrms
Vni
Noise Voltage Referred to Input
<Recording Amp.>
Close Circuit Gain
GV2
THDR
VoR
Vin= – 80dBV
Vin= – 80dBV
THD = 5%
69.5
0.8
72.5
1.3
75.5
dB
%
Total Harmonic Distortion
Maximum Output Voltage
3
1.08
Vrms
Rg= 2.2kΩ,
DIN/AUDIO Filter
VnR
–46
–42
dBV
Output Noise Voltage
<Power Amp.>
Closed Circuit Gain
Vin= 5mVrms, RL= 8Ω
Vin= 5mVrms, RL= 8Ω
THD = 10%, RL= 8Ω
GV – PO
THD – PO
VO – PO
38.5
300
41
0.11
350
43.5
1
dB
%
Total Harmonic Distortion
Maximum Output Voltage
mW
Rg= 0Ω, RL= 8Ω,
DIN/AUDIO Filter
–74
0
–65
50
Vn – PO
VDC
dBV
mV
Output Noise Voltage
Rg= 0Ω, RL= 8Ω,
Output Offset Voltage
–50
8
<VAS>
Mic. input level at Piny
Voltage= 0.2V
VAS
VAS Operation Input Voltage
14
18 µVrms
<ALC>
VALC
Vin= – 60dBV, Rg= 1.5kΩ
Vin= – 30dBV, Rg= 1.5kΩ
Effective Voltage
Effective width
<Ripple Rejection>
–6.6
–4.5
1.5
–2.5
3
dBV
%
WALC
fr = 270Hz, Vr = 30mVrms,
Rg= 1kΩ
RRP
RRR
–70
–40
–50
–30
dBV
dBV
Playback System Ripple Rejection
Recording System Ripple Rejection
fr = 270Hz, Vr = 30mVrms,
Rg= 2.2kΩ
<Switching Pin>
VPB
Rec./Playback Switching Pin
Rec./Playback Switching Pin
Playback mode
Recording mode
0.1
1.6
0.3
2.3
V
V
VREC
ICs for Cassette, Cassette Deck
AN7086S
■ Characteristics Curve
Pre. Amp.
Power Amp.
Rec. Amp.
Input/Output Characteristics
Vout, THD-Vin
Input/Output Characteristics
Vout, THD-Vin
Input/Output Characteristics
Vout, THD-Vin
10
100
30
10
3
100
30
10
3
100
30
VCC=3V
RL=50kΩ
freq.=1kHz
VCC=3V
RL=80Ω
freq.=1kHz
VCC=3V
freq.=1kHz
RL=10kΩ
5
3
1
10
1
10
1
10
0.5
0.3
3
0.3
0.1
3
0.3
0.1
3
Vout
VO
VO
THD
0.1
1
1
1
0.05
0.03
0.3
0.1
0.03
0.01
THD
0.3
0.1
0.03
0.01
0.3
THD
0.01
0.1
0.3 0.5
1
3
5
10
0.3
1
3
10
30
100
0.003 0.01
0.03
0.1
0.3
1
Input Voltage Vin (mVrms)
Input Voltage Vin (mVrms)
Input Voltage Vin (mVrms)
Pre. Amp.
Maximum Output Voltage
Pre. Amp.
Frequency Characteristics
GV, THD – f
VO max.– VCC
1.2
freq.=1kHz
RL=50kΩ
THD=1%
VCC=3V
RL=150kΩ
Vout= –10dBV
50
40
30
1.0
0.8
0.6
GV
3
2
1
0
0.4
0.2
THD
0
0
1
2
3
4
5
6
10
30
100 300
1k
3k
10k 30k 100k
Supply Voltage VCC (V)
Frequency f (Hz)
Pre. Amp.
Power Amp.
Supply Voltage Characteristics
Frequency Characteristics
GV, THD – f
VCC – GV, THD
40
38
VO= –10dBV
freq.=1kHz
RL=50kΩ
VCC=3V
RL=8Ω
VO= –10dBV
50
40
30
GV
VO
36
34
32
30
3
2
1
0
4
3
2
1
THD
THD
0
1
2
3
4
5
6
10
30
100 300
1k
3k
10k 30k 100k
Supply Voltage VCC (V)
Frequency f (Hz)
ICs for Cassette, Cassette Deck
AN7086S
Power Amp.
Maximum Output Power
Power Amp.
Supply Voltage Characteristics
GV, THD – VCC
PO max.– VCC
1.2
THD=10%
freq.=1kHz
RL=8Ω
VO=10dBV
freq.=1kHz
RL=8Ω
44
42
40
38
1.0
0.8
0.6
0.4
0.2
0
GV
5
4
3
2
1
0
THD
0
1
2
3
4
5
6
0
1
2
3
4
5
6
Supply Voltage VCC (V)
Supply Voltage VCC (V)
Rec. Amp.
Rec. Amp.
Maximum Output Voltage
Frequency Characteristics
GV, THD – f
VO max.– VCC
80
70
60
2.4
2.0
1.6
1.2
0.8
0.4
0
V
CC=3V
THD=10%
freq.=1kHz
RL=10kΩ
VO=–5dBV
RL=10kΩ
GV
4
3
2
THD
50
40
1
0
10
100
1k
Frequency f (Hz)
10k
100k
0
1
2
3
4
5
6
Supply Voltage VCC (V)
Rec. Amp.
ALC
Supply Voltage Characteristics
GV, THD – VCC
Input/Output Characteristics
Vout, THD – Vin
0
–2
–4
–6
–8
VCC=3V
freq.=1kHz
RL=10kΩ
VO=5dB
freq.=1kΩ
RL=10kΩ
80
76
72
68
64
60
GV
Vout
5
4
3
2
1
5
4
3
2
1
0
THD
4
THD
0
6
0
1
2
3
5
–80
–60
–40
–20
0
Supply Voltage VCC (V)
Input Voltage Vin (dBV)
ICs for Cassette, Cassette Deck
AN7086S
■ Application Circuit
Rec.
0.0047µF
14kΩ
33µF
1.5kΩ
0.01µF
+
1MΩ
PLAY
2.2µF
4.7µF
+
+
+
10kΩ
VCC
Mic.
220µF
220µF
220µF
4.7µF
0.1µF
Head
+
+
+
24
23
22
21
20
19
18
17
16
15
14
11
13
AN7086S
1
2
3
4
5
6
7
8
9
10
12
40kΩ
0.033µF
0.22µF
+
+
+
+
4.7µF
2.2µF
33µF
2.2kΩ
+
4.7kΩ
0.22µF
+
0.01µF
82Ω
33µF
33µF
+
VAS
OFF
Speaker
8Ω
VCC
PAUSE
+
to Motor
47µF
■ Pin Descriptions
Pin No.
Pin Name
Pre-Amp. NF Pin
Pin No.
Pin Name
1
2
3
4
5
6
7
8
9
13 B.S.2
14 VCC
Pre-Amp. Output Pin
Power Amp. Input Pin
Power Amp. NF Pin
VAS Detection
15 Filter Pin
16 Center
17 Rec./Play Switching Pin
18 ALC Detection
19 NC
MOTOR Output Pin
Power Mute Pin
Power Output 1 Pin
B.S.1
20 Rec. Amp. Output Pin
21 Mic. Amp. NF Pin
22 Mic. Amp. Input Pin
23 Pre. GND
10 Power GND
11 Power VCC
12 Power Output 2-pin
24 Pre. Amp. Input Pin
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