THS4081 Datasheet, PDF (10/24 Pages) Texas Instruments – 175-MHz LOW-POWER HIGH-SPEED AMPLIFIERS

THS4081, THS4082
175-MHz LOW-POWER HIGH-SPEED AMPLIFIERS
SLOS274C – DECEMBER 1999 – REVISED MAY 2000
TYPICAL CHARACTERISTICS
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
2-V STEP RESPONSE
VCC = ± 15 V
Gain = 2
RF = 1.2 kΩ
RL = 150 Ω
200 400 600
t - Time - ns
Figure 29
800 1000
INPUT BIAS CURRENT
vs
FREE-AIR TEMPERATURE
2.0
1.9
1.8
VCC = ±15 V
1.7
1.6
1.5
VCC = ± 5 V
1.4
1.3
–40 –20 0
20 40 60 80 100
TA - Free-Air Temperature - °C
Figure 32
12
10
8
6
4
2
0
–2
–4
–6
–8
–10
–12
0
20-V STEP RESPONSE
VCC = ± 15 V
Gain = 5
RF = 1.2 kΩ
RL = 150 Ω
200 400 600
t - Time - ns
Figure 30
800 1000
OUTPUT VOLTAGE
vs
SUPPLY VOLTAGE
15
TA=25°C
13
11
RL = 1 kΩ
9
7
RL = 150 Ω
5
3
5
7
9
11
13
15
±VCC - Supply Voltage - V
Figure 33
INPUT OFFSET VOLTAGE
vs
FREE-AIR TEMPERATURE
1.5
1.3
VCC = ± 15 V
1.1
0.9
0.7
VCC = ± 5 V
0.5
0.3
–40 –20 0 20 40 60 80 100
TA - Free-Air Temperature - °C
Figure 31
COMMON-MODE INPUT VOLTAGE
vs
SUPPLY VOLTAGE
15
TA=25°C
13
11
9
7
5
3
5
7
9
11
13
15
±VCC - Supply Voltage - V
Figure 34
OUTPUT VOLTAGE
vs
FREE-AIR TEMPERATURE
15
13
11
VCC = ± 15 V
9
RL = 1 kΩ
VCC = ± 15 V
RL = 150 Ω
7
VCC = ± 5 V
5
RL = 1 kΩ
3
1
–40
VCC = ± 5 V
RL = 150 Ω
–20 0 20 40 60 80 100
TA – Free-Air Temperature – _C
Figure 35
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
3.8
3.6
TA=85°C
3.4
3.2
TA=25°C
3.0
2.8
2.6 TA=–40°C
2.4
2.2
5
7
9
11
13
15
± VCC - Supply Voltage - V
Figure 36
VOLTAGE & CURRENT NOISE
vs
FREQUENCY
100
VCC = ± 15 V and ± 5 V
TA = 25°C
VN
10
1
IN
0.1
10
100
1k
10k
f - Frequency - Hz
Figure 37
100k
10
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