OP297 Analog Devices, OP297 Datasheet - Page 7

• Manufacturer Part Number: OP297
• Description: Dual Low Bias Current Precision Operational Amplifier
• Manufacturer: Analog Devices

Specifications of OP297

• -3db Bandwidth: 500kHz
• Slew Rate: 150mV/µs
• Vos: 80µV
• Ib: 50pA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 17nV/rtHz
• Vcc-vee: 4V to 40V
• Isy Per Amplifier: 625µA
• Packages: DIP,SOIC

Figure 17. Voltage Noise Density and Current Noise Density vs. Frequency
100
1k
10
0.01
1
0.1
10k
100
10
1
1k
1
100
T
V
A
S
1
T
V
Figure 18. Total Noise Density vs. Source Resistance
VOLTAGE
= 25°C
= ±2V TO ±15V
A
S
NOISE
Figure 19. Open-Loop Gain vs. Load Resistance
= 25°C
= ±2V TO ±20V
T
A
CURRENT
= +25°C
1k
NOISE
1kHz
2
10
10Hz
SOURCE RESISTANCE (Ω)
FREQUENCY (Hz)
LOAD RESISTANCE (kΩ)
T
A
10k
3
T
= +125°C
A
= –55°C
4
5
5
100k
100
6
7
8
9
10
1M
V
V
10Hz
1kHz
S
OUT
= ±15V
= ±10V
1
k
10M
10
1
1k
100
20
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35
30
25
20
15
10
35
30
25
20
15
10
0
5
0
5
0
–15
100
10
Figure 20. Differential Input Voltage vs. Output Voltage
T
V
A
1% THD
f
OUT
A
S
VCL
R
V
V
Figure 22. Maximum Output Swing vs. Frequency
= 25°C
= ±15V
L
S
CM
= 10kΩ
= ±15V
Figure 21. Output Swing vs. Load Resistance
= 1kHz
= +1
= 0V
–10
100
1k
–5
OUTPUT VOLTAGE (V)
LOAD RESISTANCE (Ω)
FREQUENCY (Hz)
T
T
T
A
A
A
= +125°C
= –55°C
= +25°C
0
10k
1k
5
T
V
A
1% THD
f
R
OUT
A
10
S
VCL
L
= 25°C
= ±15V
= 10kΩ
= 1kHz
= +1
OP297
100k
10k
15