OP27A, OP27C, OP27E, OP27G
OP37A, OP37C, OP37E, OP37G
LOW-NOISE HIGH-SPEED PRECISION OPERATIONAL AMPLIFIERS
SLOS100B – FEBRUARY 1989 – REVISED AUGUST 1994
TYPICAL CHARACTERISTICS
OP27
OP37
LARGE-SIGNAL DIFFERENTIAL
VOLTAGE AMPLIFICATION AND PHASE SHIFT
vs
FREQUENCY
A VD – Differential Voltage Amplification – dB
VCC
±
=
±
15 V
RL = 1 kΩ
100°
TA = 25°C
120°
φ
– Phase Shift
140°
160°
180°
AVD
200°
220°
100
A VD – Differential Voltage Amplification – dB
25
20
15
10
5
0
–5
φ
m = 70°
80°
LARGE-SIGNAL DIFFERENTIAL
VOLTAGE AMPLIFICATION AND PHASE SHIFT
vs
FREQUENCY
60
Phase Shift
50
40
30
20
10
0
AVD
φ
m = 71°
160°
180°
200°
220°
100
VCC
±
=± 15 V
RL = 1 kΩ
TA = 25°C
80°
100°
120°
140°
φ
– Phase Shift
Phase Shift
– 10
1
10
f – Frequency – Hz
– 10
0.1
1
10
f – Frequency – MHz
Figure 12
OP27A, OP27E, OP37A, OP37E
Figure 13
OP27A, OP27E, OP37A, OP37E
LARGE-SIGNAL
DIFFERENTIAL VOLTAGE AMPLIFICATION
vs
FREQUENCY
A VD – Differential Voltage Amplification – dB
140
120
100
80
OP37A/E
60
40
20
0
– 20
0.1
CMRR – Common-Mode Rejection Ratio – dB
VCC
±
=
±
15 V
RL = 2 kΩ
TA = 25°C
140
COMMON-MODE REJECTION RATIO
vs
FREQUENCY
VCC
±
=
±
15 V
VIC =
±
10 V
TA = 25°C
120
100
OP37A/E
80
OP27A/E
60
OP27A/E
1
10
100 1 k 10 k
f – Frequency – Hz
1M
100 M
40
1k
10 k
100 k
f – Frenquency – Hz
1M
10 M
Figure 14
Figure 15
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POST OFFICE BOX 1443 HOUSTON, TEXAS 77251–1443
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TI [ TEXAS INSTRUMENTS ]
