EL5191ACS 查看數據表（PDF） - Intersil

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EL5191ACS

1GHz Current Feedback Amplifier with Enable

Intersil 

EL5191, EL5191A

Typical Performance Curves (Continued)

Frequency Response for Various CL

14

10

6pF added

6

4pF added

2

-2 AV = 2

RF = 250Ω

RL=150Ω

-6

0pF added

1M

10M

100M

1G

Frequency (Hz)

Group Delay vs Frequency

3.5

3

2.5

2

AV = 2

RF = 250Ω

1.5

1

0.5

0

1M

10M

100M

Frequency (Hz)

AV = 1

RF = 390Ω

1G

Transimpedance (ROL) vs Frequency

10M

1M

Phase

100k

10k

Gain

1k

100

1k

10k 100k 1M 10M 100M

Frequency (Hz)

0

-90

-180

-270

-360

1G

Frequency Response for Various RF

6

150Ω

2

250Ω

-2

375Ω

-6

500Ω

-10 AV = 2

RG = RF

RL = 150Ω

-14

1M

10M

100M

1G

Frequency (Hz)

Frequency Response for Various Common-Mode

Input Voltages

6

VCM = 3V

VCM = 0V

2

-2

VCM = -3V

-6

-10 AV = 2

RF = 250Ω

RL = 150Ω

-14

1M

10M

100M

1G

Frequency (Hz)

PSRR and CMRR vs Frequency

20

0

PSRR+

-20

PSRR-

-40

-60

CMRR

-80

10k

100k

1M

10M 100M

1G

Frequency (Hz)

5

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