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EL5367

1GHz Triple Current Feedback Amplifier

Intersil 

EL5367

Typical Performance Curves

5

VCC=5V

VEE=-5V

3 RL=150Ω

1

RF=368

RF=392

RF=662

RF=511

-1

-3

-5

100K

RF=608

RF=698

RF=806

RF=900 RF=1K

1M

10M

100M

1G

FREQUENCY (Hz)

FIGURE 1. FREQUENCY RESPONSE AS THE FUNCTION OF

RF

5

VCC=+5V

VEE=-5V

3 RL=150Ω

RF=392Ω

1

-1

-3

C=4.7pF

C=2.5pF

C=1.5pF

C=1pF

C=0pF

-5

100K

1M

10M 100M

1G

FREQUENCY (Hz)

FIGURE 3. FREQENCY RESPONSE vs CIN

4

VCC, VEE=5V

2

0

-2

RF=220

RG=220

RF=220

RG=100

-4

-6

1M

10M

100M

1G

FREQUENCY (Hz)

FIGURE 5. INVERTING FREQUENCY RESPONSE FOR GAIN

OF 1 AND 2

4

VCC=5V

VEE=-5V

2 RL=150Ω

RF=392Ω

0

RG=186

RG=392

-2

-4

-6

100K

RG=93

RG=43

1M

10M

100M

1G

FREQUENCY (Hz)

FIGURE 2. FREQUENCY RESPONSE AS THE FUNCTION OF

THE GAIN

5

VCC=+5V

VEE=-5V

3 RL=150Ω

RF=RG=392Ω

1

C=4.7pF

C=2.5pF

-1

C=1.5pF

-3

-5

100K

C=1pF

C=0pF

1M

10M 100M

1G

FREQUENCY (Hz)

FIGURE 4. NON-INVERTING FREQUENCY RESPONSE FOR

VARIOUS CIN-

VCC=+5V

VEE=-5V

RL=150Ω

RF=392Ω

0.5V/DIV

2ns/DIV

FIGURE 6. RISE AND FALL TIME

4

FN7457.1

November 9, 2004

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