op27grbc Analog Devices, Inc., op27grbc Datasheet - Page 8

• Manufacturer Part Number: op27grbc
• Description: Low-noise, Precision Operational Amplifier
• Manufacturer: Analog Devices, Inc.

OP27
TYPICAL PERFORMANCE CHARACTERISTICS
100
Figure 4. 0.1 Hz to 10 Hz p-p Noise Tester Frequency Response
100
90
80
70
60
50
40
30
10
10
0.01
Figure 6. A Comparison of Op Amp Voltage Noise Spectra
1
9
8
7
6
5
4
3
2
1
1
1
TEST TIME OF 10sec FURTHER
LIMITS LOW FREQUENCY
(<0.1Hz) GAIN
I/F CORNER = 2.7Hz
I/F CORNER = 2.7Hz
Figure 5. Voltage Noise Density vs. Frequency
INSTRUMENTATION
0.1
OP27 I/F CORNER
RANGE TO DC
10
10
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
741
I/F CORNER
1
LOW NOISE
AUDIO OP AMP
100
AUDIO RANGE
100
TO 20kHz
10
T
V
A
S
= 25°C
= ±15V
100
1k
1k
Rev. F | Page 8 of 20
Figure 7. Input Wideband Voltage Noise vs. Bandwidth (0.1 Hz to Frequency
0.01
100
0.1
10
10
1
100
1
5
4
3
2
1
100
–50
T
V
T
V
AT 10Hz
AT 1kHz
A
S
A
S
Figure 9. Voltage Noise Density vs. Temperature
= 25°C
= ±15V
= 25°C
= ±15V
Figure 8. Total Noise vs. Sourced Resistance
–25
RESISTOR NOISE ONLY
0
SOURCE RESISTANCE (Ω)
1k
AT 10Hz
AT 1kHz
TEMPERATURE (°C)
BANDWIDTH (Hz)
Indicated)
25
1k
50
10k
75
R
R1
R2
S
– 2R1
V
100
S
= ±15V
100k
10k
125