
THS4081, THS4082
175MHz LOW POWER HIGHSPEED AMPLIFIERS
SLOS274D DECEMBER 1999 REVISED JUNE 2001
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 29
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.2
0.4
0.6
0.8
1.0
1.2
0
200
400
600
800
1000
2-V STEP RESPONSE
t - Time - ns
Output
V
o
ltage
V
O
VCC = ± 15 V
Gain = 2
RF = 1.2 k
RL = 150
Figure 30
12
10
8
6
4
2
0
2
4
6
8
10
12
0
200
400
600
800
1000
20-V STEP RESPONSE
t - Time - ns
Output
V
o
ltage
V
O
VCC = ± 15 V
Gain = 5
RF = 1.2 k
RL = 150
Figure 31
INPUT OFFSET VOLTAGE
vs
FREE-AIR TEMPERATURE
TA - Free-Air Temperature - °C
V
IO
Input
Offset
V
oltage
mV
0.3
0.5
0.7
0.9
1.1
1.3
1.5
40
20
0
20
40
60
80
100
VCC = ± 15 V
VCC = ± 5 V
Figure 32
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
40
20
0
20
40
60
80
100
INPUT BIAS CURRENT
vs
FREE-AIR TEMPERATURE
TA - Free-Air Temperature - °C
VCC = ±15 V
Input
Bias
Current
I
IB
A
VCC = ± 5 V
Figure 33
3
5
7
9
11
13
15
57
9
11
13
15
OUTPUT VOLTAGE
vs
SUPPLY VOLTAGE
±VCC - Supply Voltage - V
TA=25°C
O
-
Output
V
oltage
-
V
RL = 150
RL = 1 k
Figure 34
3
5
7
9
11
13
15
57
9
11
13
15
TA=25°C
COMMON-MODE INPUT VOLTAGE
vs
SUPPLY VOLTAGE
±VCC - Supply Voltage - V
Common-Mode
Input
V
oltage
V
ICR
±
V
Figure 35
1
3
5
7
9
11
13
15
40
20
0
20
40
60
80
100
O
Output
V
oltage
V
OUTPUT VOLTAGE
vs
FREE-AIR TEMPERATURE
TA Free-Air Temperature _C
VCC = ± 5 V
RL = 150
VCC = ± 5 V
RL = 1 k
VCC = ± 15 V
RL = 150
VCC = ± 15 V
RL = 1 k
Figure 36
2.2
2.4
2.6
2.8
3.0
3.2
3.4
3.6
3.8
57
9
11
13
15
TA=85°C
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
± VCC - Supply Voltage - V
I CC
Supply
Current
mA
TA=40°C
TA=25°C
Figure 37
0.1
1
10
100
VOLTAGE & CURRENT NOISE
vs
FREQUENCY
f - Frequency - Hz
100
1k
10k
10
100k
nV/
Hz
V
oltage
Noise
V
n
I
n
Current
Noise
pA/
Hz
VCC = ± 15 V and ± 5 V
TA = 25°C
VN
IN