©2001 Fairchild Semiconductor Corporation
www.fairchildsemi.com
Rev. 1.0.1
Features
• No frequency co mp e nsat i on required.
• No latch up.
• Large common mode and differential voltage range.
• Parameter track ing over temperature range.
• Gain and phase match between amplifiers.
• Inter na l ly fr e qu e nc y co mp e nsat e d.
• Low noise input transistors.
Descriptions
The KA4558 is a monolithic integrated circuit designed for
dual operational amplifier.
8-DIP
8-SOP
9-SIP
1
1
1
Internal Block Diagram
KA4558
Dual Operational Amplifier
KA4558
2
Schematic Diagram
(One Section Only)
Absolute Maximum Ratings
Parameter Symbol Value Unit
Supply Voltage VCC ±22 V
Differential Input Voltage VI(DIFF) 30 V
Input Voltage VI±15 V
Power Dissipation PD400 mW
Operating Temperature Range
KA4558
KA4558I TOPR 0 ~ 70
-40 ~ 85 °C
Storage Temperature Range TSTG -65 ~ 150 °C
KA4558
3
Electrical Characteristics
(VCC = 15V, VEE = - 15V ,TA = 25 °C unless otherwise specified)
Note :
1. KA4558 : TA(MIN) ≤TA≤TA(MAX) = 0≤TA≤ 70 °C , KA4558I : TA(MIN) ≤TA≤TA(MAX) = -40≤TA≤ +85 °C
2. Guaranteed by design.
Parameter Symbol Conditions KA4558/KA4558I Unit
Min Typ Max
Input Offset Voltage VIO RS≤10KΩ-26mV
Note 1 - - 7.5
Input Offset Current IIO
- 5 200 nATA=TA(MAX) - - 300
TA =TA(MIN) - - 300
Input Bias Current IBIAS
- 30 500 nATA=TA(MAX) - - 800
TA =TA(MIN) - - 800
Large Signal
Voltage Gain GVVO(P-P)= ±10V,RL≤2KΩ20 200 - V/mV
Note 1 - - -
Common Mode Input
Voltage Range VI(R) ±12 ±13 - V
Note 1 - - -
Common Mode
Rejection Ratio CMRR RS≤10KΩ70 90 - dB
Note 1 - - -
Supply Voltage
Rejection Ratio PSRR RS≤10KΩ76 90 - dB
Note 1 76 90 -
Output Voltage Swing VO(P-P) RL≥10KΩNote1 ±12 ±14 - V
RL≥2KΩ±10 ±13 -
Supply Current
(Both Amplifiers) ICC
-3.55.8mATA =TA(MAX) --5.0
TA =TA(MIN) --6.7
Power Consumption
(Both Amplifiers) PC
- 70 170 mWTA =TA(MAX) - - 150
Ta = TA(MIN) - - 200
Slew Rate (Note2) SR VI =10V, RL≥2KΩ
CI≤100pF 1.2 - - V/µs
Rise Time (Note2) TRVI =20mV, RL≥2KΩ
CI≤100pF -0.3- µs
Overshoot (Note2) OS VI =20mV, RL≥2KΩ
CI≤100pF -15- %
KA4558
4
Typical Performance Chara cte ristic s
Figure 1. Burst Noise vs Source Resistance Figure 2. RMS Noise vs Source Resistance
Figure 3. Outp ut Noise vs Sourc e Resistance Figure 4. Spectral Noise Densit y
Figure 5. Open Loop Frequenc y Response Figure 6. Phase Mar gin vs Freq uency
KA4558
5
Typical Performance Characteristics (continued)
Figure 7. Positive Output Voltage Swing vs
Load Resistance Figure 8. Negative Output Voltage Swing vs
Load Re sistance
Figur e 9. Power Band width
(Larg e Signa l Outp ut Swin g vs Fre quency)
KA4558
6
Mechanical Dimensions
Package
6.40
±0.20
3.30
±0.30
0.130
±0.012
3.40
±0.20
0.134
±0.008
#1
#4 #5
#8
0.252
±0.008
9.20
±0.20
0.79
2.54
0.100
0.031
()
0.46
±0.10
0.018
±0.004
0.060
±0.004
1.524
±0.10
0.362
±0.008
9.60
0.378 MAX
5.08
0.200
0.33
0.013
7.62
0~15°
0.300
MAX
MIN
0.25
+0.10
–0.05
0.010
+0.004
–0.002
8-DIP
KA4558
7
Mechanical Dimensions (Continued)
Package
4.92 ±0.20
0.194 ±0.008
0.41 ±0.10
0.016 ±0.004
1.27
0.050
5.72
0.225
1.55 ±0.20
0.061 ±0.008
0.1~0.25
0.004~0.001
6.00 ±0.30
0.236 ±0.012
3.95 ±0.20
0.156 ±0.008
0.50 ±0.20
0.020 ±0.008
5.13
0.202 MAX
#1
#4 #5
0~8°
#8
0.56
0.022
()
1.80
0.071
MAX0.10
MAX0.004
MAX
MIN
+0.10
-0.05
0.15+0.004
-0.002
0.006
8-SOP
KA4558
8
Mechanical Dimensions (Continued)
Package
21.84
±0.20
0.860
±0.008
22.24
0.876 MAX
1.20
±0.10
0.047
±0.004
0.60
±0.10
0.024
±0.004
0.76
0.030
()
2.54
0.100
1.15
±0.20
0.045
±0.008
5.80
±0.20
0.228
±0.008
3.30
±0.20
0.130
±0.008
7.30
0.287 MAX
#1
#8
1.25
±0.10
3.00
±0.20
0.118
±0.008
0.049
±0.004
+
0.10
-0.05
6.00
0.236 MAX
0.25+
0.004
-0.002
0.010
9-SIP
KA4558
9
Ordering Information
Product Number Package Operating Temperature
KA4558 8-DIP 0 ~ + 70°C KA4558D 8-SOP
KA4558S 9-SIP
KA4558I 8-DIP -40 ~ + 85°C
KA4558
6/1/01 0.0m 001
Stock#DSxxxxxxxx
2001 Fairchild Semicond uctor Corporation
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user.
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