Features
Operating Voltage :
1.5~
8V or 3~16V
Large DC Voltage Gain: 100 dB
High input Resistance :1M
Low Voltage Operation : 1.5V
Bipolar Technology
Low Power Consumption
Description
The CO4558L consists of two independent, high
gain, internally compensated amplifiers which
were designed specifically to operate from a
single or split power supply.
Application areas include transducer amplifier,
DC gain blocks and all the conventional
operational amplifier circuits.
CO4558
L
Dual Operationa
l Lowpower
Amplifier for Audio
Blank SO-8
N=PDIP8
A=SO-8 & taping
Package
ORDERING INFORMATION
CO4558LN
BLOCK DIAGRAM
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Email: server@ceramate.com.tw
Tel:886-3-3529445
Http: www.ceramate.com.tw
Fax:886-3-3521052
Page 1 of
10
Rev 1.1 Dec 26,2001
Absolute maximum ratings (Ta = 25
o
C)
Parameter
Symbol
Limits
unit
Power supply voltage
V+/V-
8
V
Diffeential Input Voltage
V
ID
7
V
Power Dissipation
PD
500
mW
Operating temperature
T
opr
0~+85
o
C
Storage temperature
T
stg
-55~+150
o
C
*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 = 25
o
C, V+
= 6V, V- =-6V
)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Input Offset Voltage
VIO
-
0.7
6
mV
Rs10K
Input Offset Current
IIO
-
5
200
nA
Input Bias Current
IB
-
70
500
nA
Input Resistance
RIN
0.5
0.8
-
M
Input Voltage Range
Vin
-
-
5
V
Large Signal Voltage Gain Av
86
100
-
dB
Gain Bandwidth
GBW
-
3
-
MHz
Phase Margin
m
-
60
-
deg.
Output Voltage Swing
Vsw
-
5
-
V
RL=10K
DC common mode
Rejection ratio
CMRR
-
98
-
dB
Power supply rejection
Ratio
PSRR
-
95
-
dB
Rs10K, fin=100Hz
Vp-p=100mV
Slew rate
SR
0.9
1.0
-
V/S
RL=2K
CL=100pF
Input Noise Voltage
Vnoise
-
1.94
-
uVrms
RIAA, Rs=1K
,
30kHz, LPF
Output Resistance
Ro
-
75
-
Output Short-Circuit
Current
Ios
-
100
-
mA
*
Channel separation
-
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.
CO4558
L
Dual Operationa
l Lowpower
Amplifier for Audio
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Email: server@ceramate.com.tw
Tel:886-3-3529445
Http: www.ceramate.com.tw
Fax:886-3-3521052
Page
2 of
10
Rev 1.1 Dec 26,2001
Typical Curve
Open-Loop Gain Bandwidth and Phase Margin
CO4558
L
Dual Operationa
l Lowpower
Amplifier for Audio
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Email: server@ceramate.com.tw
Tel:886-3-3529445
Http: www.ceramate.com.tw
Fax:886-3-3521052
Page
3 of
10
Rev 1.1 Dec 26,2001
CO4558
L
Dual Operationa
l Lowpower
Amplifier for Audio
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Email: server@ceramate.com.tw
Tel:886-3-3529445
Http: www.ceramate.com.tw
Fax:886-3-3521052
Page
4 of
10
Rev 1.1 Dec 26,2001
CO4558
L
Dual Operationa
l Lowpower
Amplifier for Audio
* All specs and applications shown above subject to change without prior notice.
1F-5 NO.66 SEC.2 NAN-KAN RD ., LUCHU , TAOYUAN, TAIWAN, R.O.C
Email: server@ceramate.com.tw
Tel:886-3-3529445
Http: www.ceramate.com.tw
Fax:886-3-3521052
Page
5 of
10
Rev 1.1 Dec 26,2001
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