SA7454
ABSOLUTE MAXIMUM RATINGS
Characteristics
Power Supply
Symbol
Conditions
Operating state
No signal
Rating
Unit
18
V
V
s
20
Max. Voltage of Inverting Polarity
Output Pin Endurance Capability
V
6
200
V
s(r)
ERGo
V =0V
s
mJ
I
No repeat
Repeat
4
osm
Output Peak Current
A
I
2.5
orm
Total Power Dissipation
Storage Temperature
P
15
W
°C
°C
°C
tot
T
-55~+150
-40~+85
+150
8
stg
Operating Ambient Temperature
Junction Temperature
Thermal Resistance from
Junction to Case
T
amb
T
j
SA7454H
SA7454
R
th(j-c)
°C/W
15
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Vs=14.4V; RL=4Ω; f=1KHz; Tamb=25°C)
Characteristics
Power Supply
Symbol
Test conditions
Min.
8.5
--
Typ.
14.4
40
7.00
4.7
6.0
0.1
45
--
Max.
18.0
80
--
Unit
V
Vs
Iq
Total Quiescent Current
Output DC Level
mA
V
Vo
--
THD=0.5%
4
--
Output Power
Po
W
THD=10%
Po=1W
-3dB
5.5
--
--
Total Harmonic Distortion
Low Cut-Off Frequency
High Cut-Off Frequency
Closed Loop Gain
THD
flr
--
%
Hz
--
--
fhr
-1dB
20
19
48
48
80
50
--
--
kHz
dB
Gv
20
--
21
--
Operating
Mute
Supply Voltage Ripple Rejection
Ratio
SVRR
Zi
dB
kΩ
μV
--
--
Stand-by
--
--
Input Resistance
Output Noise
60
50
70
50
--
75
--
Operating, Rs=0Ω
Operating, Rs=10Ω
Mute
Vno
--
100
--
--
Channel Separation
Channel Balance
CS
CB
Tp
Rs=0Ω
40
--
--
dB
dB
°C
0.1
150
1
Thermal Protection
Mute Function
Mute/Play Threshold
Output DC Level When Mute
Stand-By Function
Stand-By/Mute Threshold
Stand-By Quiescent Current
Stand-By Bias Current
VTMUTE
Vo
3.3
--
--
--
6.4
2
V
mV
VTST-BY
Iq ST-BY
Ib ST-BY
0
--
--
--
2.0
100
40
V
3.0
15
μA
μA
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:1.0
2008.10.21
Http://www.silan.com.cn
Page 2 of 5
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