The Intersil HA-2539 represents the ultimate in high slew
rate, wideband, monolithic operational amplifiers. It has
been designed and constructed with the Intersil High
Frequency Bipolar Dielectric Isolation process and features
dynamic parameters never before available from a truly
differential device.
With a 600V/µs slew rate and a 600MHz gain bandwidth
product, the HA-2539 is ideally suited for use in video and
RF amplifier designs, in closed loop gains of 10 or greater.
Full ±10V swing coupled with outstanding AC parameters
and complemented by high open loop gain makes the
devices useful in high speed data acquisition systems.
For further design assistance please refer to Application Note
AN541 (Using the HA-2539 Very High Slew Rate Wideband
Operational Amplifiers) and Application Note AN556 (Thermal
Safe-Operating-Areas For High Current Operational Amplifiers.
For military grade product information, the HA-2539/883 data
sheet is available upon request.
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
1. Maximum power dissipation with load conditions must be designed to maintain the maximum junction temperature below 150
package. By using Application Note AN556 on Safe Operating Area equations, along with the thermal resistances, proper load conditions can
be determined. Heat sinking is recommended above 75
2. θJA is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
16. It is recommended that resistors be carbon composition and that
feedback and summing network ratios be matched to 0.1%.
17. SETTLE POINT (Summing Node) capacitance should be less
than 10pF. For optimum settling time results, it is recommended
that the test circuit be constructed directly onto the device pins.
A Tektronix 568 Sampling Oscilloscope with S-3A sampling
heads is recommended as a settle point monitor.
4
Schematic Diagram
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R
23
Q
P22
R
R
22
+INPUT
Q
P23
-INPUT
Z
1
R
D
Z1
HA-2539
V+
R
N7
4
Q
P6
Q
N9
Q
P8
Q
N10
Q
N16
R
18
OUTPUT
R
19
Q
P11
R
24
25
Q
N14
R
1
2
Q
P18
Q
V-
Q
N21
R
21
V+
Q
N20
P19
Q
P28
Q
R
13
Q
P25
V-
V+
Q
N25
R
Q
N1
R
6
R
8
Q
P3
10
P17
R
3
R
5
Q
P5
C
Q
N2
R
7
R
9
Q
P4
Q
N15
1
R
Q
Q
N12
R
16
Q
N13
D
Z2
R
R
11
12
Q
N29
R
14
R
15
R
17
V-
5
Typical Applications
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20 - 100pF
20Ω
+
-
SET A
HA-2539
HA-2539
R
1
= 1+
V
R
1
R
2
= 5
R
2
R
1
-
+
SET AV =
R
2
Z
IN
-R
2
= -3
R
1
FIGURE 5. FREQUENCY COMPENSATION BY OVERDAMPINGFIGURE 6. STABILIZATION USING Z
R5 1kΩR4 10kΩ
INPUT
10kΩ
R
1
3900pF
C
1
-
+
HA-5170
0.039µF
C
2
1kΩ
R
2
R
3
1kΩ
HA-2539
-
+
OUTPUT
IN
FIGURE 7. REDUCING DC ERRORS; COMPOSITE AMPLIFIERFIGURE 8. DIFFERENTIAL GAIN ERROR (3%) HA-2539 20dB
VIDEO GAIN BLOCK
Typical Performance Curves
14
12
10
8
6
4
INPUT BIAS CURRENT (µA)
2
0
-80-4004080120160
OFFSET VOLTAGE
BIAS CURRENT
TEMPERATURE (
o
C)
FIGURE 9. INPUT OFFSET VOLTAGE AND BIAS CURRENT vs
TEMPERATURE
7
R
6
5
4
3
2
| OFFSET VOLTAGE (mV)
IO
|V
1
0
25
20
15
10
5
NOISE VOLTAGE (nV/√Hz)
VOLTAGE NOISE
0
101001K10K100K
= 0Ω
SOURCE
FREQUENCY (Hz)
VS = ±15V
CURRENT NOISE
50
40
30
20
10
0
FIGURE 10. INPUT NOISE VOLTAGE AND NOISE CURRENT vs
FREQUENCY
)
NOISE CURRENT (pA/√Hz
6
Typical Performance Curves (Continued)
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+40µV
+30µV
+20µV
HA-2539
100
+10µV
0µV
-10µV
-20µV
-30µV
-40µV
Vertical Scale: 10mV/Div.
Horizontal Scale: 50ms/Div.
80
60
CMRR (dB)
40
20
0
1K10K100K1M10M
FREQUENCY (Hz)
FIGURE 11. BROADBAND NOISE (0.1Hz TO 1MHz)FIGURE 12. COMMON MODE REJECTION RATIO vs
FREQUENCY
100
100
80
60
PSRR (dB)
40
20
80
60
40
GAIN (dB)
20
PHASE
0
GAIN
0
45
90
135
180
PHASE (DEGREES)
0
1K10K100K1M10M
FREQUENCY (Hz)
FIGURE 13. POWER SUPPLY REJECTION RATIO vs
-20
1K10K100K1M10M100100M
FREQUENCY (Hz)
FIGURE 14. OPEN LOOP GAIN/PHASE vs FREQUENCY
FREQUENCY
28
100
VS = ±15V
90
80
70
60
50
40
30
20
CLOSED LOOP GAIN (dB)
10
0
-10
1K10K100K1M10M100100M
FREQUENCY (Hz)
24
)
P-P
20
16
12
8
OUTPUT VOLTAGE (V
4
0
1K10K100K1M10M100M
VS = ±15V
VS = ±10V
VS = ±5V
FREQUENCY (Hz)
FIGURE 15. CLOSED LOOP FREQUENCY RESPONSEFIGURE 16. OUTPUT VOLTAGE SWING vs FREQUENCY
225
7
Typical Performance Curves (Continued)
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HA-2539
1.4
28
)
24
P-P
20
16
12
8
4
OUTPUT VOLTAGE SWING (V
0
02004006008001K1.2K
RESISTANCE (Ω)
1.3
C
o
1.2
1.1
1.0
0.9
0.8
NORMALIZED PARAMETERS
REFERRED TO VALUES AT 25
0.7
0.6
-80-4004080120160
BANDWIDTH
TEMPERATURE (
o
C)
SLEW RATE
FIGURE 17. OUTPUT VOLTAGE SWING vs LOAD RESISTANCEFIGURE 18 . NORMALIZED A C PARAMETE RS vs TEMPE RATUR E
28
10
8
6
4
2
0
-2
-4
-6
-8
OUTPUT VOLTAGE STEP (V)
-10
10mV
10mV
1mV
1mV
24
20
16
12
SUPPLY CURRENT (mA)
VS = ±15V
VS = ±5V
8
4
04080120160200240
SETTLING TIME (ns)
FIGURE 19. SETTLING TIME FOR VARIOUS OUTPUT STEP
VOLTAGES
0
-80-4004080120160
TEMPERATURE (
o
C)
FIGURE 20. POWER SUPPLY CURRENT vs TEMPERATURE
8
Die Characteristics
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HA-2539
DIE DIMENSIONS:
62 mils x 76 mils x 19 mils
1575µm x 1930µm x 483µm
All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9000 quality systems.
Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality
Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without
notice. Accordingly, the reader is ca utioned to verify that data she ets are current before pl acing orders. Information fur nished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or othe rwise under any patent or patent rights of Intersil or its subsidia ries.
For information regarding Intersil Corporation and its products, see www.intersil.com
10
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