TDA7285 ST Microelectronics, TDA7285 Datasheet - Page 3

• Manufacturer Part Number: TDA7285
• Description: STEREO CASSETTE PLAYER AND MOTOR SPEED CONTROLLER
• Manufacturer: ST Microelectronics

ELECTRICAL CHARACTERISTICS (V
1KHz; unless otherwise specified
PLAYBACK AMPLIFIER
HEADPHONE DRIVER
MOTOR SPEED CONTROL
V
V
K
V
V
ref
Symbol
V
K
K
V
K
ref
ref
ref
SVR1
SVR2
K
K
THD
THD
ref
ref
V
P
V
G
V
G
V
G
V
P
C
e
C
I
I
K
DC
O1
ref
sat
d
b
vo
O
O
S
n
V
v
t
t
T
V
T
I
amb
V
m
I
amb
S
m
S
Supply Range
Total Quiescent Drain Current
Open Loop Gain
Close Loop Gain
Output Voltage
Total Harmonic Distortion
Bias Current
Cross Talk
Total Input Noise
Ripple Rejection
Output DC Voltage
Output Power
Transient Output Power
Close Loop Gain
Volume Control range
Total Harmonic Distortion
Cross Talk
Ripple Rejection
Motor Reference Voltage (pin 12)
Shunt Ratio
Residual Voltage
Line Regulation
Voltage Characteristics of Shunt
Ratio
Load Regulation
Current Characteristics of Shunt
Ratio
Temperature Characteristics of
Reference Voltage
Temperature Characteristics of
Shunt Ratio
Parameter
S
= 3V; R
THD = 1%
V
R
R
R
f = 100Hz; C
THD = 10%
THD = 10% R
P
P
P
R
f = 100Hz; C
I
I
I
V
I
V
I
I
I
T
I
T
m
m
m
m
m
m
m
m
amb
amb
O
S
O
O
O
S
S
S
S
S
= 100mA
= 100mA
= 100mA;
= 100mA;
= 30 to 200mA
= 30 to 200mA
= 100mA
= 100mA
= 2.2K ; B = 22Hz to 22KHz
= 1.8 to 6V
= 1.8 to 6V
= 330mVrms
= 2.2K ; V
= 2.2K ; Vr = 100mVrms
= 5mW
= 5mW
= 5mW; R
= 600 ; Vr = 100mV
= -20 to +60 C
= -20 to +60 C
L
= 32 , Vol. Control = 2/3 V
Test Condition
SVR
SVR
S
L
O
= 10K
= 16
= 330mVrms
= 100 F
= 100 F
Min.
0.18
600
1.8
20
66
45
ref (pin 20)
0.015
Typ.
0.05
0.20
0.13
0.20
0.80
0.03
0.04
0.02
750
1.2
1.4
0.3
15
70
33
74
50
30
50
31
75
50
47
50
3
; T
amb
Max.
0.25
0.22
0.30
0.08
0.8
0.1
22
55
6
1
3
= 25 C; f =
TDA7285
%/mA
%/mA
%/ C
%/ C
Unit
%/V
%/V
mW
mW
mA
mV
dB
dB
dB
dB
dB
dB
dB
dB
%
%
V
V
V
V
-
A
V
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