OPA620SP datasheet(8/16 Pages) TI1

8 / 16 page

OPA620

TYPICAL PERFORMANCE CURVES (CONT)

At VCC = ±5VDC, RL = 100Ω, and TA = +25°C, unless otherwise noted.

SMALL-SIGNAL

HARMONIC DISTORTION vs FREQUENCY

–30

–50

–60

–80

100k

Frequency (Hz)

100M

–40

–70

10M

G = +2V/V

Ω

R = 50

= 0.5Vp-p

1MHz HARMONIC DISTORTION

vs POWER OUTPUT

–30

–50

–60

–80

–20

Power Output (dBm)

+15

–40

–70

0+5

–90

–15

+10

–10

–5

0.125Vp-p

0.25Vp-p

0.5Vp-p

1Vp-p

2Vp-p

G = +2V/V

Ω

R = 50

= 1MHz

LARGE-SIGNAL

HARMONIC DISTORTION vs FREQUENCY

–30

–50

–60

–80

100k

Frequency (Hz)

100M

–40

–70

10M

G = +2V/V

Ω

R = 50

= 2Vp-p

10MHz HARMONIC DISTORTION

vs POWER OUTPUT

–30

–50

–60

–80

–20

Power Output (dBm)

+15

–40

–70

0+5

–90

–15

+10

–10

–5

0.125Vp-p

0.25Vp-p

0.5Vp-p

1Vp-p

2Vp-p

G = +2V/V

Ω

R = 50

= 10MHz

NTSC DIFFERENTIAL GAIN vs CLOSED-LOOP GAIN

0.5

0.3

0.2

Closed-Loop Amplifier Gain (V/V)

0.4

0.1

f = 3.58MHz

R = 75 (Two Back-Terminated Outputs)

Ω

V = 0V to 0.7V

V = 0V to 2.1V

V = 0V to 1.4V

NTSC DIFFERENTIAL PHASE vs CLOSED-LOOP GAIN

1.0

0.6

0.4

Closed-Loop Amplifier Gain (V/V)

0.8

0.2

f = 3.58MHz

R = 75 (Two Back-Terminated Outputs)

Ω

V = 0V to 0.7V

V = 0V to 2.1V

V = 0V to 1.4V

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