THS4081, THS4082
175-MHz LOW-POWER HIGH-SPEED AMPLIFIERS
SLOS274C – DECEMBER 1999 – REVISED MAY 2000
TYPICAL CHARACTERISTICS
OPEN LOOP GAIN
& PHASE RESPONSE
vs
FREQUENCY
100.00
80.00
Open Loop Gain – dB
60.00
40.00
20.00
0.00
VCC =
±5
V and
±15
V
–20.00
100
1k
10k
100k 1M
10M 100M
–225°
1G
–80
100k
1M
10M
100M
1G
45°
0°
Gain
Phase Responce
20
CROSSTALK
vs
FREQUENCY
VCC =
±15
V
Gain = 1
RF = 0
Ω
RL = 150
Ω
0
Crosstalk – dB
–45°
90°
–20
Phase
–40
135°
180°
–60
f – Frequency – Hz
f – Frequency – Hz
Figure 3
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
–40
THD - Total Harmonic Distortion - dBc
THD - Total Harmonic Distortion - dBc
–50
–60
RL = 150
Ω
–70
–80
–90
–100
10.00
100k
VCC =
±
15 V
Gain = 2
VO(PP) = 2 V
–40
–50
–60
RL = 150
Ω
–70
–80
–90
–100
10.00
100k
RL = 1 kΩ
VCC =
±
5 V
Gain = 2
VO(PP) = 2 V
Settling Time – ns
Figure 4
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
330
290
250
210
170
130
90
50
10
100.00
1M
f - Frequency - Hz
1000.00
10M
2
3
4
5
VO – Output Step Voltage – V
VCC =
±5
V(0.01%)
VCC =
±15
V(0.01%)
VCC =
±5
V(0.1%)
VCC =
±15
V(0.1%)
SETTLING
vs
OUTPUT STEP
RL = 1 kΩ
100.00
1M
f - Frequency - Hz
1000.00
10M
Figure 5
POWER SUPPLY REJECTION
RATIO
vs
FREQUENCY
VCC =
±
15 V &
±
5 V
Distortion – dBc
–20
–VCC
–40
+VCC
–60
–60
Figure 6
Figure 7
DISTORTION
vs
OUTPUT VOLTAGE
–50
2nd Harmonic
–60
Distortion – dBc
3rd Harmonic
–70
–50
DISTORTION
vs
OUTPUT VOLTAGE
2nd Harmonic
PSRR - Power Supply Rejection Ratio - dB
0
3rd Harmonic
–70
–80
VCC =
±
15 V
RL = 1 kΩ
Gain = 5
f = 1 MHz
0
5
10
15
20
–80
VCC =
±
15 V
RL = 150
Ω
Gain = 5
f = 1 MHz
0
5
10
15
20
–80
–90
–90
–100
100k
–100
1M
10M
f - Frequency - Hz
100M
VO – Output Voltage – V
–100
VO – Output Voltage – V
Figure 8
Figure 9
Figure 10
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
7
TI [ TEXAS INSTRUMENTS ]
