HFA1155EVAL View Datasheet(PDF) - Intersil

Part Name

Description

Manufacturer

HFA1155EVAL

380MHz, SOT-23, Low Power Current Feedback Operational Amplifier

Intersil 

HFA1155

Typical Performance Curves VSUPPLY = ±5V, RF = Value From the “Optimum Feedback Resistor” Table, TA = 25oC,

RL = 100Ω, Unless Otherwise Specified (Continued)

VOUT = 200mVP-P , SOT-23

0.4

0.3

0.2

0.1

0

AV = +2

-0.1

-0.2

AV = +1

-0.3

-0.4

AV = +1

VOUT = 5VP-P , AV = 2, SOT-23

VOUT = 4VP-P , AV = 1

3

0

AV = +2

-3

-6

AV = +1

-9

1

10

100

FREQUENCY (MHz)

FIGURE 18. GAIN FLATNESS

1000

1

10

100

FREQUENCY (MHz)

FIGURE 19. FULL POWER BANDWIDTH

1000

630

GAIN

63

1000

100

6.3

180

PHASE

135

0.63

90

45

0

0.01

0.1

1

10

100 500

FREQUENCY (MHz)

FIGURE 20. OPEN LOOP TRANSIMPEDANCE

10

1

0.1

0.3

1

10

100

FREQUENCY (MHz)

1000

FIGURE 21. CLOSED LOOP OUTPUT RESISTANCE

0.1

0.05

0.025

0

-0.025

-0.05

-0.1

AV = +2

VOUT = 2V

SOIC

10 20 30 40 50 60 70 80 90 100

TIME (ns)

FIGURE 22. SETTLING RESPONSE

0.1

0.05

0.025

0

-0.025

-0.05

-0.1

AV = +2

VOUT = 2V

SOT-23

10 20 30 40 50 60 70 80 90 100

TIME (ns)

FIGURE 23. SETTLING RESPONSE

9

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