Datasheet

ELECTRICAL CHARACTERISTICS (Refer to the test circuit, V
S
= + 20V; R
L
= 8
Ω
; R
S
= 50
Ω
;
G
V
= 30dB; f = 1KHz; T
amb
= 25
°
C, unless otherwise specified.)
Symbol Parameter Test Condition Min. Typ. Max. Unit
V
S
Supply Range +5 +25 V
I
q
Total Quiescent Current 80 130 mA
V
OS
Input Offset Voltage –20 +20 mV
I
b
Non Inverting Input Bias Current 500 nA
P
O
Music Output Power (*) THD = 10%; R
L
= 8Ω ;
V
S
= + 22.5V
32 W
P
O
Output Power THD = 10%
R
L
= 8Ω ;
V
S
+ 16V; R
L
= 4Ω
20 25
25
W
W
THD = 1%
R
L
= 8Ω ;
V
S
+ 16V; R
L
= 4Ω
20
20
W
W
THD Total Harmonic Distortion R
L
= 8Ω ; P
O
= 1W; f = 1KHz 0.01 %
R
L
= 8Ω ;
P
O
= 0.1 to 15W;
f = 100Hz to 15KHz
0.7 %
R
L
= 4Ω ; P
O
= 1W; f = 1KHz 0.02 %
R
L
= 4Ω ; V
S
+ 16V;
P
O
= 0.1 to 12W;
f = 100Hz to 15KHz
1%
C
T
Cross Talk f = 1KHz
f = 10KHz
70
60
dB
dB
SR Slew Rate 10 V/µs
G
OL
Open Loop Voltage Gain 80 dB
e
N
Total Input Noise A Curve
f = 20Hz to 22KHz
3
48
µV
µV
R
i
Input Resistance 15 20 KΩ
SVR Supply Voltage Rejection
(each channel)
fr = 100Hz Vr = 0.5V 60 dB
T
j
Thermal Shut-down
Junction Temperature
145 °C
MUTE FUNCTION [ref: +V
S
]
VT
MUTE
Mute / Play Threshold -7 -6 -5 V
A
M
Mute Attenuation 60 70 dB
STAND-BY FUNCTION [ref: +V
S
]
VT
ST-BY
Stand-by / Mute Threshold -3.5 -2.5 -1.5 V
A
ST-BY
Stand-by Attenuation 110 dB
I
q ST-BY
Quiescent Current @ Stand-by 3 mA
Note :
(*) FULL POWER up to. V
S
=
±
22.5V with R
L
= 8
Ω
and V
S
=
±
16V with R
L
= 4
Ω
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 1KHz.
TDA7265
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