Panasonic AN7086S Datasheet
■ Overview
The AN7086S is an integrated circuit developed for
recording playback pre-/power amp., built-in VAS (Voice
Activated System) function especially.
■ 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
•
ALC function built-in
•
Rec./Play switching is possible with a single circuit
switch
ICs for Cassette, Cassette Deck
AN7086S
Recording/Playback Pre-/Power Amplifier IC f or 3V Microcassette
Unit : mm
0.1±0.1
2.0±0.2
0.3
0.925
0.15
0.45
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
0.4±0.25
1.27
9.4±0.3
7.2±0.3
15.3±0.3
24-Lead SOP Package (SOP024-P-0375)
■ Block Diagram
24 23 22 21 20 19 18 17 16 15 14 13
1 2 3 4 5 6 7
8
9 10 11 12
Power
GND
GND 1/2 V
CC
V
CC
NC
Power
V
CC
+–
+
55dB
–
+
20dB
–
+
24dB
–
+
14dB
–
+
14dB
–
ALC
R/P
Cont.
Ripple
Rej.
Open
Loop
Gain
74dB
120kΩ
VAS
Det.
Power
Mute
ICs for Cassette, Cassette Deck
AN7086S
■ Absolute Maximum Ratings (Ta=25˚C)
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
6
1000
520
–20 ~ + 75
–55 ~ + 125
Parameter Symbol Range
■ Recommended Operating Range (Ta= 25˚C)
Operating Supply Voltage Range
V
CC
1.8V ~ 4.5V
At No Input/Playback
V
in
= – 85dBV, Rg= 1kΩ
V
in
= 3mVrms, Rg= 1kΩ
THD= 1%, R
g
= 1kΩ
10
65
0.3
69.5
0.8
38.5
300
–50
8
–6.6
0.1
1.6
Parameter Symbol Condition min. typ. max. Unit
■ Electrical Characteristics (VCC=3V, f=1kHz, Ta=25˚C)
Rg= 1kΩ,
DIN/AUDIO Filter
V
in
= – 80dBV
V
in
= – 80dBV
THD = 5%
R
g
= 2.2kΩ,
DIN/AUDIO Filter
V
in
= 5mVrms, RL= 8Ω
V
in
= 5mVrms, RL= 8Ω
THD = 10%, R
L
= 8Ω
Rg= 0Ω, RL= 8Ω,
DIN/AUDIO Filter
Rg= 0Ω, RL= 8Ω,
Mic. input level at Piny
Voltage= 0.2V
V
in
= – 60dBV, Rg= 1.5kΩ
V
in
= – 30dBV, Rg= 1.5kΩ
f
r
= 270Hz, Vr = 30mVrms,
R
g
= 1kΩ
f
r
= 270Hz, Vr = 30mVrms,
R
g
= 2.2kΩ
Playback mode
Recording mode
35
1
75.5
3
43.5
1
50
18
–2.5
3
0.3
2.3
20
74
0.1
0.6
72.5
1.3
1.08
41
0.11
350
0
14
–4.5
1.5
1
–46
–74
–70
–40
1.8
–42
–65
–50
–30
µVrms
dBV
dBV
dBV
dBV
Quiescent Circuit Current
<Pre-Amp.>
Open Circuit Gain
Total Harmonic Distortion
Maximum Output Voltage
Noise Voltage Referred to Input
<Recording Amp.>
Close Circuit Gain
Total Harmonic Distortion
Maximum Output Voltage
Output Noise Voltage
<Power Amp.>
Closed Circuit Gain
Total Harmonic Distortion
Maximum Output Voltage
Output Noise Voltage
Output Offset Voltage
<VAS>
VAS Operation Input Voltage
<ALC>
Effective Voltage
Effective width
<Ripple Rejection>
Playback System Ripple Rejection
Recording System Ripple Rejection
<Switching Pin>
Rec./Playback Switching Pin
Rec./Playback Switching Pin
I
tot
G
V1
THD
1
V
O1
V
ni
G
V2
THD
R
V
oR
V
nR
GV – P
O
THD – P
O
VO – P
O
Vn – P
O
V
DC
VAS
V
ALC
W
ALC
RR
P
RR
R
V
PB
V
REC
mA
dB
%
Vrms
dB
%
Vrms
dB
%
mW
mV
µVrms
dBV
%
V
V
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