Philips SA1458 Stereo Amplifier User Manual


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Philips Semiconductors Linear Products Product specification
MC/SA1458/MC1558General purpose operational amplifier
August 31, 1994
60
EQUIVALENT SCHEMATIC
Amplifier “A” of MC1458, SA1458, MC1558
NON–INVERTING
INPUT
3
Q1
Q8
Q2
Q3
Q4
Q7
Q5
Q6
R1
1KΩ
R2
50KΩ
R3
1kΩ
INVERT.
INPUT
Q9 Q12
Q13
R5
39KΩ
Q10
Q11
Q22
V+
Q14
R9
25Ω
1
OUTPUT
R10
50Ω
Q20
Q16
Q17
Q18
Q15
8
4
V–
R11
50Ω
R12
50kΩ
R7
4.5KΩ
R8
7.5KΩ
R4
5kΩ
2
DC ELECTRICAL CHARACTERISTICS
T
A
=25°C, V
S
=±15V, unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
MC1558
UNIT
SYMBOL
PARAMETER
TEST CONDITIONS
Min Typ Max
UNIT
V
OS
Offset voltage R
S
=10kΩ 1.0 5.0 mV
R
S
=10kΩ, over temperature 6.0 mV
∆V
OS
Offset voltage Over temperature 10 µV/°C
I
OS
Offset current 20 200 nA
Over temperature 500 nA
∆I
OS
Offset current Over temperature 0.10 nA/°C
I
BIAS
Input bias current 80 500 nA
Over temperature 1500 nA
∆I
BIAS
Bias current Over temperature 1.0 nA/°C
V
OUT
Output voltage swing
R
L
=10kΩ, over temperature ±12 ±14
V
V
OUT
Output voltage swing
R
L
=2kΩ, over temperature ±10 ±13
V
A
VOL
Large-signal voltage gain
R
L
=2kΩ,V
O
=±10V 50 100
V/mV
A
VOL
Large-signal voltage gain
R
L
=2kΩ, V
O
=± temperature 20
V/mV
Offset voltage adjustment range ±30 mV
PSRR Power supply rejection ratio R
S
≤10kΩ 30 150 µV/V
CMRR Common mode rejection ratio 70 90 dB
I
CC
Supply current 2.3 5.0 mA
V
IN
Input voltage range ±12 ±13 V
P
D
Power consumption 70 150 mW
Channel separation 120 dB
R
OUT
Output resistance 75 Ω
I
SC
Output short-circuit current 10 25 60 mA
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