OP297
1300
NO LOAD
COMMON-MODE REJECTION (dB)
160
POWER SUPPLY REJECTION (dB)
160
T
A
= 25 C
V
S
= 15V
140
T
A
= 25 C
V
S
= 15V
V
S
= 10Vp-p
TOTAL SUPPLY CURRENT ( A)
1200
T
A
= +125 C
140
120
120
100
1100
T
A
= +25 C
1000
T
A
= –55 C
900
100
80
80
60
40
60
40
0.1
800
0
5
10
15
SUPPLY VOLTAGE (V)
20
1
10
100
1k
10k
FREQUENCY (Hz)
100k
1M
1
10
100
1k
10k
FREQUENCY (Hz)
100k 1M
TPC 10. Total Supply Current
vs. Supply Voltage
TPC 11. Common-Mode Rejection
Frequency
TPC 12. Power Supply Rejection vs.
Frequency
1000
VOLTAGE NOISE DENSITY (nV/
Hz)
T
A
= 25 C
V
S
= 2V TO
15V
1000
CURRENT NOISE DENSITY (fA/
Hz)
10
T
A
= 25 C
V
S
= 2V TO
20V
10000
T
A
= +25 C
OPEN-LOOP GAIN (V/mV)
T
A
= –55 C
TOTAL NOISE DENSITY (nV/
Hz)
100
CURRENT
NOISE
VOLTAGE
NOISE
100
1
10Hz
T
A
= +125 C
1000
1kHz
0.1
10
10
1kHz
10Hz
100
10
3
10
4
10
5
10
6
SOURCE RESISTANCE ( )
10
7
1
V
S
=
V
O
=
15V
10V
3 4 5
10
2
LOAD RESISTANCE (k )
20
1
1
10
100
FREQUENCY (Hz)
1
1000
0.01
10
2
TPC 13. Voltage Noise Density and
Current Noise Density vs. Frequency
TPC 14. Total Noise Density
vs. Source Resistance
TPC 15. Open-Loop Gain vs.
Load Resistance
DIFFERENTIAL INPUT VOLTAGE (10 V/DIV)
35
R
L
= 10k
V
S
= 15V
V
CM
= 0V
30
OUTPUT SWING (Vp-p)
35
T
A
= 25 C
V
S
= 15V
A
VCL
= +1
1%THD
f
O
= 1kHz
30
T
A
= 25 C
V
S
= 15V
A
VCL
= +1
1%THD
f
O
= 1kHz
R
L
= 10k
OUTPUT SWING (Vp-p)
10k
T
A
= +125 C
25
20
15
10
5
0
25
20
15
10
5
0
100
T
A
= +25 C
0
T
A
= –55 C
–15
–10
–5
0
5
10
OUTPUT VOLTAGE (V)
15
10
100
1k
LOAD RESISTANCE ( )
1k
10k
FREQUENCY (Hz)
100k
TPC 16. Differential Input
Voltage vs. Output Voltage
TPC 17. Output Swing vs. Load
Resistance
TPC 18. Maximum Output
Swing vs. Frequency
REV. E
–5–
AD [ ANALOG DEVICES ]
