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AT4558
Dual Operational Amplifier for Audio
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW: http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email: service@aimtron.com.tw
2
Absolute maximum ratings (Ta = 25oC)
Parameter
Symbol
Limits
unit
Power supply voltage
V+/V-
±8
V
Diffeential Input Voltage
V
ID
±14
V
Input Voltage Range
V
IN
±7
V
Power Dissipation
PD
500
mW
Operating temperature
T
opr
0~+85
oC
Storage temperature
T
stg
-55~+150
oC
*Stresses beyond those listed under “ absolute maximum ratings” may cause
permanent damage to the device. Exposure to absolute-maximum-rated conditions
for extended peeriods may affect device reliability.
Recommended Operating Condition
Parameter
Symbol
Limits
unit
Power supply voltage
V+/V-
±1.5~±8(3~16)
V
Electrical characteristics (unless otherwise noted, Ta = 25oC, V+= 6V, V- =-6V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Input Offset Voltage
VIO
-0.7
6
mV
Rs≤10KΩ
Input Offset Current
IIO
-5
200
nA
Input Bias Current
IB
-70
500
nA
Input Resistance
RIN
0.5
0.8
-
M
Ω
Input Voltage Range
Vin
-
-
±5
V
Large Signal Voltage Gain Av
86
100
-
dB
Gain Bandwidth
GBW
-
3
-
MHz
Phase Margin
θm
-60
-
deg.
Output Voltage Swing
Vsw
-
±5
-V
RL=10KΩ
DC common mode
Rejection ratio
CMRR
-
98
-
dB
Power supply rejection
Ratio
PSRR
-
95
-
dB
Rs≤10KΩ, fin=100Hz
Vp-p=100mV
Slew rate
SR
0.9
1.0
-
V/μS
RL=2KΩ
CL=100pF
Input Noise Voltage
Vnoise
-
1.94
-
uVrms
RIAA, Rs=1K
Ω,
30kHz, LPF
Output Resistance
Ro
-
75
-
Ω
Output Short-Circuit
Current
Ios
-
100
-
mA
*
Channel separation
α
-
100
-
dB
f=1KHz~20KHz
Rise Time
Tr
-
55
-
ns
Operating Current
Icc
-
5.5
10
mA
*1 Due to power disspation issue, it is not allowed for both channels to operate at this condition at the same moment.
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