THS3112 Datasheet, PDF (6/14 Pages) Burr-Brown (TI) – LOW-NOISE, HIGH-SPEED CURRENT FEEDBACK AMPLIFIERS

THS3112
THS3115
SLOS385 – SEPTEMBER 2001
TYPICAL CHARACTERISTICS
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
3
RF = 560 Ω
0
–3
RF = 750 Ω
–6
RF = 1.2 kΩ
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
3
RF = 560 Ω
0
–3
RF = 750 Ω
–6
RF = 1.2 kΩ
–9
G = –1,
–12 VCC = ±5 V,
RL = 100 Ω
–15
0.1
1
10
100
f – Frequency – MHz
1000
–9
G = –1,
–12 _{VCC = ±15 V,}
RL = 100 Ω
–15
0.1
1
10
100
f – Frequency – MHz
1000
Figure 1
Figure 2
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
15
RF = 430 Ω
12
RF = 560 Ω
9
RF = 750 Ω
6
3
G = –4,
0 VCC = ±5 V,
RL = 100 Ω
–3
0.1
1
10
100
f – Frequency – MHz
1000
Figure 4
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
2
RF = 750 Ω
1
0
–1
RF = 1.1 kΩ
RF = 1 kΩ
–2
–3
–4 _{G = 1,}
VCC = ±5 V,
–5 _{RL = 100 Ω}
–6
0.1
1
10
100
f – Frequency – MHz
1000
Figure 7
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
21
RF = 200 Ω
18
15
RF = 430 Ω
12
RF = 750 Ω
9
6
G = –8,
3 VCC = ±5 V,
RL = 100 Ω
0
0.1
1
10
100
f – Frequency – MHz
1000
Figure 5
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
3
RF = 750 Ω
0
RF = 910 Ω
–3
RF = 1.1 kΩ
–6
G = 1,
–9 ^{VCC = ±15 V,}
RL = 100 Ω
–12
0.1
1
10
100
f – Frequency – MHz
Figure 8
1000
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
15
RF = 430 Ω
12
RF = 560 Ω
9
RF = 750 Ω
6
3
G = –4,
0 VCC = ±15 V,
RL = 100 Ω
–3
0.1
1
10
100
f – Frequency – MHz
Figure 3
1000
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
21
RF = 200 Ω
18
15
RF = 750 Ω
12
RF = 430 Ω
9
6
G = –8,
3 ^{VCC = ±15 V,}
RL = 100 Ω
0
0.1
1
10
100
f – Frequency – MHz
1000
Figure 6
SMALL SIGNAL CLOSED LOOP GAIN
vs
FREQUENCY
8
RF = 560 Ω
7
6
5
RF = 1 kΩ
4
RF = 750 Ω
3
2
G = 2,
1 VCC = ±5 V,
RL = 100 Ω
0
0.1
1
10
100
f – Frequency – MHz
1000
Figure 9
6
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