TDA7379
ELECTRICAL CHARACTERISTCS (Refer to the test circuit, VS = 15V; RL = 4Ω; f = 1KHz; Tamb = 25°C,
unless otherwise specified).
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
VS
Supply Voltage Range
8
20
V
Id
Total Quiescent Drain Current RL = ∞
150
150
mA
mV
VOS
PO
Output Offset Voltage
Output Power
Output Power
THD = 10%; RL = 4Ω
Bridge
Single Ended
Single Ended, RL = 2Ω
25
6.5
28
7.5
13
W
W
W
PO
THD = 10%; Vs = 18V
Single Ended, RL = 4Ω
BTL, RL = 4Ω
11
38
W
W
THD = 10%; Vs = 18V
20
W
BTL, RL = 8Ω
THD=10%; VS = 22V
Bridge, RL = 8Ω
Single Ended, RL = 4Ω
34
16
W
W
THD
CT
Distortion
Cross Talk
RL = 4Ω
Single Ended, PO = 0.1 to 4W
Bridge, PO = 0.1 to 10W
0.02
0.03
%
%
0.3
f = 1KHz Single Ended
f = 10KHz Single Ended
70
60
dB
dB
f = 1KHz Bridge
f = 10KHz Bridge
55
dB
dB
60
RIN
GV
Input Impedance
Voltage Gain
Single Ended
Bridge
20
10
30
15
KΩ
KΩ
Single Ended
Bridge
19
25
20
26
21
27
dB
dB
dB
GV
Voltage Gain Match
Input Noise Voltage
0.5
EIN
Rg = 0; "A" weighted, S.E.
Non Inverting Channels
Inverting Channels
2
5
µV
µV
Bridge
Rg = 0; 22Hz to 22KHz
3.5
90
µV
dB
dB
µA
V
SVR
ASB
ISB
Supply Voltage Rejection
Stand-by Attenuation
Rg = 0; f = 300Hz
PO = 1W
50
80
ST-BY Current Consumption
ST-BY In Threshold Voltage
ST-BY Out Threshold Voltage
ST-BY Pin Current
VST-BY = 0 to 1.5V
100
1.5
VSB
VSB
Ipin7
3.5
V
Play Mode Vpin7 = 5V
50
5
µA
mA
Max Driving Current Under
Fault (*)
Icd off
Clipping Detector
Output Average Current
d = 1% (**)
90
µA
µA
V
Clipping Detector
Output Average Current
d = 5% (**)
160
Icd on
Vsat pin10
Voltage Saturation on pin 10
Sink Current at Pin 10 = 1mA
0.7
(*) See built-in S/C protection description
(**) Pin 10 Pulled-up to 5V with 10KΩ; RL = 4Ω
3/7
STMICROELECTRONICS [ ST ]
