www.fairchildsemi.com
KA224/KA224A, KA324/KA324A, KA2902
Quad Operational Amplifier
Features |
Description |
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• Internally Frequency Compensated for Unity Gain |
The KA324 series consist of four independent, high gain, |
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• Large DC Voltage Gain: 100dB |
internally frequency compensated |
operational amplifiers |
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• Wide Power Supply Range: |
which were designed specifically to |
operate from a single |
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KA224 / KA224A, KA324 / KA324A : 3V~32V (or ± 1.5 |
power supply over a wide |
voltage range. Operation from |
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~ 16V) |
split power supplies is also possible so long as the |
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KA2902: 3V~26V (or ± 1.5V ~ 13V) |
difference between the two supplies is 3 volts to 32 volts. |
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• Input Common Mode Voltage Range Includes Ground |
Application areas include |
transducer amplifier, DC gain |
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• Large Output Voltage Swing: 0V to VCC -1.5V |
blocks and all the conventional OP Amp circuits which now |
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• Power Drain Suitable for Battery Operation |
can be easily implemented in single power supply systems. |
14-DIP
1
14-SOP
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Internal Block Diagram
OUT1 |
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OUT4 |
IN1 (-) |
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IN4 (-) |
IN1 (+) |
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IN4 (+) |
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VCC |
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GND |
IN2 (+) |
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IN2 (-) |
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2 |
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3 |
9 |
IN3 (-) |
OUT2 |
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OUT3 |
Rev. 1.0.4
©2002 Fairchild Semiconductor Corporation
KA224/KA224A, KA324/KA324A, KA2902
Schematic Diagram
(One Section Only)
VCC |
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Q5 |
Q6 |
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Q12 |
Q17 |
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Q19 |
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Q20 |
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Q2 |
Q3 |
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R1 |
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C1 |
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IN(-) |
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Q4 |
Q18 |
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Q1 |
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R2 |
IN(+) |
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Q11 |
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OUTPUT |
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Q21 |
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Q7 |
Q10 |
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Q15 |
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Q8 |
Q9 |
Q13 |
Q14 |
Q16 |
GND |
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Absolute Maximum Ratings
Parameter |
Symbol |
KA224/KA224A |
KA324/KA324A |
KA2902 |
Unit |
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Power Supply Voltage |
VCC |
± 16 or 32 |
± 16 or 32 |
± 13 or 26 |
V |
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Differential Input Voltage |
VI(DIFF) |
32 |
32 |
26 |
V |
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Input Voltage |
VI |
-0.3 to +32 |
-0.3 to +32 |
-0.3 to +26 |
V |
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Output Short Circuit to GND |
- |
Continuous |
Continuous |
Continuous |
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Vcc≤ 15V, TA=25° C(One Amp) |
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Power Dissipation, TA=25° C |
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14-DIP |
PD |
1310 |
1310 |
1310 |
mW |
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14-SOP |
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640 |
640 |
640 |
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Operating Temperature Range |
TOPR |
-25 ~ +85 |
0 ~ +70 |
-40 ~ +85 |
° C |
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Storage Temperature Range |
TSTG |
-65 ~ +150 |
-65 ~ +150 |
-65 ~ +150 |
° C |
Thermal Data
Parameter |
Symbol |
Value |
Unit |
Thermal Resistance Junction-Ambient Max. |
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° C/W |
14-DIP |
Rθ ja |
95 |
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14-SOP |
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195 |
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2
KA224/KA224A, KA324/KA324A, KA2902
Electrical Characteristics
(VCC = 5.0V, VEE = GND, TA = 25° C, unless otherwise specified)
Parameter |
Symbol |
Conditions |
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KA224 |
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KA324 |
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KA2902 |
Unit |
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Min. |
Typ. |
Max. |
Min. |
Typ. |
Max. |
Min. |
Typ. |
Max. |
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Input Offset |
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VCM=0V to VCC -1.5V |
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VIO |
VO(P) = 1.4V, RS= 0Ω |
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1.5 |
5.0 |
- |
1.5 |
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7.0 |
- |
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1.5 |
7.0 |
mV |
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Voltage |
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(Note1) |
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Input Offset |
IIO |
VCM =0V |
- |
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2.0 |
30 |
- |
3.0 |
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50 |
- |
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3.0 |
50 |
nA |
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Current |
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Input Bias |
IBIAS |
VCM =0V |
- |
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40 |
150 |
- |
40 |
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250 |
- |
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40 |
250 |
nA |
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Current |
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Input Common |
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VCC |
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VCC |
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VCC |
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Mode Voltage |
VI(R) |
Note1 |
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0 |
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- |
0 |
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0 |
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V |
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-1.5 |
-1.5 |
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-1.5 |
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Range |
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RL = ∞ |
,VCC = 30V |
- |
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1.0 |
3 |
- |
1.0 |
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3 |
- |
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1.0 |
3 |
mA |
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Supply Current |
ICC |
(KA2902, VCC=26V) |
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RL = ∞ |
,VCC = 5V |
- |
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0.7 |
1.2 |
- |
0.7 |
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1.2 |
- |
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0.7 |
1.2 |
mA |
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Large Signal |
GV |
VCC = 15V, RL=2kΩ |
50 |
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100 |
- |
25 |
100 |
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25 |
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100 |
- |
V/mV |
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Voltage Gain |
VO(P) = 1V to 11V |
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Output Voltage |
VO(H) |
Note1 |
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RL = 2kΩ |
26 |
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- |
26 |
- |
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22 |
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- |
- |
V |
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RL =10kΩ |
27 |
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28 |
- |
27 |
28 |
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23 |
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24 |
- |
V |
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Swing |
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VO(L) |
VCC = 5V, RL=10kΩ |
- |
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5 |
20 |
- |
5 |
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20 |
- |
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5 |
100 |
mV |
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Common- |
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Mode |
CMRR |
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70 |
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85 |
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65 |
75 |
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50 |
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75 |
- |
dB |
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Rejection Ratio |
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Power Supply |
PSRR |
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65 |
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100 |
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65 |
100 |
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50 |
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100 |
- |
dB |
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Rejection Ratio |
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Channel |
CS |
f = 1kHz to 20kHz |
- |
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120 |
- |
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120 |
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120 |
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dB |
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Separation |
(Note2) |
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Short Circuit to |
ISC |
VCC = 15V |
- |
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40 |
60 |
- |
40 |
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60 |
- |
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40 |
60 |
mA |
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GND |
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ISOURCE |
VI(+) = 1V, VI(-) = 0V |
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VCC = 15V, VO(P) = |
20 |
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40 |
- |
20 |
40 |
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20 |
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40 |
- |
mA |
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2V |
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VI(+) = 0V, VI(-) = 1V |
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Output Current |
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VCC = 15V |
10 |
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13 |
- |
10 |
13 |
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10 |
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13 |
- |
mA |
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ISINK |
VO(P) = 2V |
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VI(+) = 0V, VI(-) = 1V |
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VCC = 5V |
12 |
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45 |
- |
12 |
45 |
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µ A |
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VO(R) = 200mV |
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Differential |
VI(DIFF) |
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- |
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VCC |
- |
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VCC |
- |
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VCC |
V |
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Input Voltage |
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Note: |
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1.VCC=30V for KA224 / KA224A , KA324 / KA324A , VCC = 26V for KA2902
2.This parameter, although guaranteed, is not 100% tested in production.
3
KA224/KA224A, KA324/KA324A, KA2902
Electrical Characteristics (Continued)
(VCC = 5.0V, VEE = GND, unless otherwise specified) |
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The following specification apply over the range of -25° C ≤ |
TA ≤ |
+85° C for the KA224; and the 0° C ≤ TA ≤ +70° C for |
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the KA324 ; and the -40° C ≤ |
TA ≤ +85° C for the KA2902 |
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Parameter |
Symbol |
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Conditions |
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KA224 |
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KA324 |
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KA2902 |
Unit |
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Min. |
Typ. |
Max. |
Min. |
Typ. |
Max. |
Min. |
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Typ. |
Max. |
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Input Offset |
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VICM = 0V to VCC -1.5V |
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VIO |
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VO(P) = 1.4V, RS = 0Ω |
- |
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7.0 |
- |
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9.0 |
- |
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10.0 |
mV |
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Voltage |
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(Note1) |
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Input Offset |
∆ VIO/∆ T |
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RS = 0Ω |
(Note2) |
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7.0 |
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7.0 |
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7.0 |
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µ V/ |
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Voltage Drift |
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° C |
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Input Offset |
IIO |
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VCM = 0V |
- |
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100 |
- |
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150 |
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200 |
nA |
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Current |
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Input Offset |
∆ IIO/∆ T |
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RS = 0Ω |
(Note2) |
- |
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10 |
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10 |
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10 |
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pA/ |
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Current Drift |
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° C |
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Input Bias |
IBIAS |
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VCM = 0V |
- |
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300 |
- |
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500 |
- |
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500 |
nA |
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Current |
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Input Common |
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VCC |
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VCC |
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VCC |
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Mode Voltage |
VI(R) |
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Note1 |
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0 |
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0 |
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0 |
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V |
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-2.0 |
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-2.0 |
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-2.0 |
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Range |
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Large Signal |
GV |
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VCC = 15V, RL = 2.0kΩ |
25 |
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15 |
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15 |
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V/ |
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Voltage Gain |
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VO(P) = 1V to 11V |
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Output Voltage |
VO(H) |
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Note1 |
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RL = 2kΩ |
26 |
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- |
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26 |
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- |
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22 |
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- |
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V |
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RL = 10kΩ |
27 |
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28 |
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- |
27 |
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28 |
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- |
23 |
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24 |
- |
V |
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Swing |
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VO(L) |
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VCC = 5V, RL= 10kΩ |
- |
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5 |
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20 |
- |
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5 |
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20 |
- |
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5 |
100 |
mV |
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ISOURCE |
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VI(+) = 1V, VI(-) = 0V |
10 |
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20 |
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- |
10 |
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20 |
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- |
10 |
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20 |
- |
mA |
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Output Current |
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VCC = 15V, VO(P) = 2V |
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ISINK |
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VI(+) = 0V, VI(-) = 1V |
10 |
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13 |
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- |
5 |
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8 |
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- |
5 |
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8 |
- |
mA |
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VCC = 15V, VO(P) = 2V |
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Differential |
VI(DIFF) |
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- |
- |
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- |
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VCC |
- |
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- |
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VCC |
- |
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- |
VCC |
V |
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Input Voltage |
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Note:
1.VCC=30V for KA224/KA224A , KA324/KA324A , VCC = 26V for KA2902
2.These parameters, although guaranteed, are not 100% tested in production.
4