AD8018(Rev0) 查看數據表（PDF） - Analog Devices

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AD8018
(Rev.:Rev0)

5 V, Rail-to-Rail, High-Output Current, xDSL Line Drive Amplifier

Analog Devices 

AD8018–Typical Performance Characteristics

750⍀

750⍀

؉VS 10␮FTANT

1000

100

VNOISE

100

VS = ؎2.5V

RL = 100⍀

10

VSIGNAL

AD8018

50⍀

0.1␮F

0.1␮F

–VS 10␮FTANT

VOUT

RLOAD

TPC 1. Single-Ended Test Circuit

10

؊INOISE

1

؉INOISE

1

10

100

1k

10k

100k

FREQUENCY – Hz

TPC 4. INOISE and VNOISE vs. Frequency

0.1

1M

150

G=2

100

VS = ؎2.5V

RL = 5⍀

50

0

–50

–100

–150

0

50 100 150 200 250 300 350 400 450 500

TIME – ns

TPC 2. Small Signal Step Response

3k

2.5k

VS=؎2.5V

2k

(0,0)

1.5k

1k

(1,0)

500

(1,1)

0

0.01

0.1

1

10

100

1k

FREQUENCY – MHz

TPC 5. Output Impedance vs. Frequency, for Full Power,

Standby, and Shutdown Modes

3

G=2

2

VS = ؎2.5V

RL = 5⍀

1

0

–1

–2

–3

0 50 100 150 200 250 300 350 400 450 500

TIME – ns

TPC 3. Large Signal Step Response

3

(+0.1%) 2

1

0

–1

(–0.1%) –2

–3

0

VOUT – (VIN؋2)

G=2

VS = ؎2.5

VIN = 2V p-p

RL = 100⍀

10 20 30 40 50 60 70 80 90 100

TIME – ns

TPC 6. 0.1% Settling Time

–4–

REV. 0

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