THS4081IDG4 datasheet(4/32 Pages) TI1

Part #	THS4081IDG4

Description	175-MHz LOW-POWER HIGH -SPEED AMPLIFIERS

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THS4081, THS4082

175MHz LOW POWER HIGHSPEED AMPLIFIERS

SLOS274D − DECEMBER 1999 − REVISED JUNE 2001

4

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

electrical characteristics at TA = 25°C, VCC = ±15 V, RL = 150 Ω (unless otherwise noted)

dynamic performance

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VCC = ± 15 V

Gain = 1

175

MHz

Small-signal bandwidth (−3 dB)

VCC = ± 5 V

Gain = 1

160

MHz

Small-signal bandwidth (−3 dB)

VCC = ± 15 V

Gain = −1

70

MHz

BW

VCC = ± 5 V

Gain = −1

65

MHz

BW

Bandwidth for 0.1 dB flatness

VCC = ± 15 V

Gain = 1

35

MHz

Bandwidth for 0.1 dB flatness

VCC = ± 5 V

Gain = 1

35

MHz

Full power bandwidth†

VO(pp) = 20 V,

VCC = ± 15 V

2.7

MHz

Full power bandwidth†

VO(pp) = 5 V,

VCC = ± 5 V

7.1

MHz

SR

Slew rate‡

VCC = ± 15 V,

20-V step,

Gain = 5

230

V/ s

SR

Slew rate‡

VCC = ± 5 V,

5-V step

Gain = 1

170

V/

µs

Settling time to 0.1%

VCC = ± 15 V,

5-V step

Gain = −1

43

ns

ts

Settling time to 0.1%

VCC = ± 5 V,

2-V step

Gain = −1

30

ns

ts

Settling time to 0.01%

VCC = ± 15 V,

5-V step

Gain = −1

233

ns

Settling time to 0.01%

VCC = ± 5 V,

2-V step

Gain = −1

280

ns

† Slew rate is measured from an output level range of 25% to 75%.

‡ Full power bandwidth = slew rate/2π VO(Peak).

noise/distortion performance

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VCC = ± 15 V

RL = 150 Ω

−64

THD

Total harmonic distortion

VO(pp) = 2 V,

VCC = ± 15 V

RL = 1 kΩ

−79

dBc

THD

Total harmonic distortion

VO(pp) = 2 V,

f = 1 MHz,

Gain = 2

VCC = ± 5 V

RL = 150 Ω

−64

dBc

f = 1 MHz,

Gain = 2

VCC = ± 5 V

RL = 1 kΩ

−77

Vn

Input voltage noise

VCC = ± 5 V or ± 15 V, f = 10 kHz

10

nV/

√Hz

In

Input current noise

VCC = ± 5 V or ± 15 V, f = 10 kHz

0.7

pA/

√Hz

Differential gain error

Gain = 2,

NTSC,

VCC = ± 15 V

0.01%

Differential gain error

Gain = 2,

40 IRE modulation,

NTSC,

±100 IRE ramp V

CC = ± 5 V

0.01%

Differential phase error

Gain = 2,

NTSC,

VCC = ± 15 V

0.05

°

Differential phase error

Gain = 2,

40 IRE modulation,

NTSC,

±100 IRE ramp V

CC = ± 5 V

0.05

°

XT

Channel-to-channel crosstalk

(THS4082 only)

VCC = ± 5 V or ± 15 V, f = 1 MHz

−75

dB

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