TDA7265
ELECTRICAL CHARACTERISTICS
(Refer to the test circuit, V
S
= + 20V; R
L
= 8Ω; R
S
= 50Ω;
G
V
= 30dB; f = 1KHz; T
amb
= 25
°
C, unless otherwise specified.)
Symbol
V
S
I
q
V
OS
I
b
P
O
P
O
Parameter
Supply Range
Total Quiescent Current
Input Offset Voltage
Non Inverting Input Bias Current
Music Output Power (*)
Output Power
THD = 10%; R
L
= 8Ω ;
V
S
= + 22.5V
THD = 10%
R
L
= 8Ω ;
V
S
+ 16V; R
L
= 4Ω
THD = 1%
R
L
= 8Ω ;
V
S
+ 16V; R
L
= 4Ω
THD
Total Harmonic Distortion
R
L
= 8Ω ; P
O
= 1W; f = 1KHz
R
L
= 8Ω ;
P
O
= 0.1 to 15W;
f = 100Hz to 15KHz
R
L
= 4
Ω
; P
O
= 1W; f = 1KHz
R
L
= 4Ω ; V
S
+ 16V;
P
O
= 0.1 to 12W;
f = 100Hz to 15KHz
C
T
SR
G
OL
e
N
R
i
SVR
T
j
Cross Talk
Slew Rate
Open Loop Voltage Gain
Total Input Noise
Input Resistance
Supply Voltage Rejection
(each channel)
Thermal Shut-down
Junction Temperature
Mute / Play Threshold
Mute Attenuation
Stand-by / Mute Threshold
Stand-by Attenuation
Quiescent Current @ Stand-by
-7
60
-3.5
fr = 100Hz
Vr = 0.5V
A Curve
f = 20Hz to 22KHz
15
f = 1KHz
f = 10KHz
70
60
10
80
3
4
20
60
145
8
0.02
1
20
–20
500
32
Test Condition
Min.
+5
80
Typ.
Max.
+25
130
+20
Unit
V
mA
mV
nA
W
25
25
20
20
0.01
0.7
W
W
W
W
%
%
%
%
dB
dB
V/µs
dB
µV
µV
K
Ω
dB
°C
MUTE FUNCTION [ref: +V
S
]
VT
MUTE
A
M
VT
ST-BY
A
ST-BY
I
q ST-BY
-6
70
-2.5
110
3
-1.5
-5
V
dB
V
dB
mA
STAND-BY FUNCTION [ref: +V
S
]
Note :
(*) FULL POWER up to.
V
S
=
±22.5V
with R
L
= 8Ω and V
S
=
±16V
with R
L
= 4Ω
MUSIC POWER
is the maximal power which the amplifier is capable of producing across the rated load resistance (regardless of non linearity)
1 sec after the application of a sinusoidal input signal of frequency 1K Hz.
3/11
STMICROELECTRONICS [ STMICROELECTRONICS ]
