TDA7496SA
ELECTRICAL CHARACTERISTCS
(continued)
(Refer to the test circuit R
L
= 8Ω, f = 1KHz, R
g
= 50Ω, V
S
= 22V, T
amb
= 25°C)
Symbol
Parameter
Output Peak Current
Input Signal
Closed Loop Gain
Monitor Out Gain
V
Ol Ctrl
>4.5V
V
Ol Ctrl
>4.5V; Zload >30KΩ
V
Ol Ctrl
<0.5V
28.5
-1.5
80
0.6
Total Output Noise
f = 20Hz to 22KHz
PLAY, max volume
f = 20Hz to 22KHz
PLAY, max attenuation
f = 20Hz to 22KHz MUTE
SR
R
i
R
Var Out
Slew Rate
Input Resistance
Variable Output Resistance
2
f = 1KHz; max volume
C
SVR
= 470µF; V
RIP
= 1Vrms
f = 1KHz; max attenuation
C
SVR
= 470µF; V
RIP
= 1Vrms
T
M
T
S
Thermal Muting
Thermal Shut-down
35
55
39
65
150
160
5
22.5
500
100
60
8
30
30
100
800
250
150
30
0
Test Condition
(internally limited)
Min.
1.0
Typ.
1.3
2.8
31.5
1.5
Max.
Unit
A
Vrms
dB
dB
dB
MHz
µV
µV
µV
V/µs
KΩ
Ω
KΩ
dB
dB
°C
°C
I
peak
V
IN
G
V
G
VLine
A
Min
V
OL
Attenuation at Minimum Volume
BW
e
N
R
L Var Out
Variable Output Load
SVR
Supply Voltage Rejection
MUTE & INPUT SELECTION FUNCTIONS
V
ST-ON
V
ST-OFF
Stand-by ON Threshold
Stand-by OFF Threshold
3.5
1.5
50
65
0.6
Stand by ON: V
ST-BY
= 5V;
V
mute
= 5V
Play or Mute
I
muteBIAS
Mute Bias Current
Mute
Play
-20
80
-5
1
0.2
5
2
1
3.5
1.5
V
V
V
V
dB
mA
µA
µA
µA
µA
V
MUTEON
Mute ON threshold
V
MUTEOFF
Mute OFF threshold
A
MUTE
I
qST-BY
I
stbyBIAS
Mute Attenuation
Quiescent Current @ Stand-by
Stand-by bias current
3/13
STMICROELECTRONICS [ STMICROELECTRONICS ]
