OPA2674

SBOS270 − AUGUST 2003

www.ti.com

10

At TA = +25°C, G = +4, RF = 402Ω, and RL = 100Ω, unless otherwise noted.

RECOMMENDED R

Capacitive Load (pF)

1

10

100

1k

90

80

70

60

50

40

30

20

10

0

FREQUENCY RESPONSE vs CAPACITIVE LOAD

Frequency (Hz)

1M

2

0

−2

−4

−6

−8

−10

10M

100M

1G

C

C

C

C

1/2

OPA2674

402

Ω

R

S

133

Ω

1k

C

L

NOTE: (1) 1k

Ω is optional.

CMRR AND PSRR vs FREQUENCY

Frequency (Hz)

1k

70

60

50

40

30

20

10

0

10k

100k

1M

10M

100M

CMRR

−PSRR

+PSRR

OPEN−LOOP TRANSIMPEDANCE GAIN AND PHASE

Frequency (Hz)

10k

100k

1M

10M

100M

1G

120

100

80

60

40

20

0

0

−45

−90

−135

−180

−225

−270

Gain

Phase

CLOSED−LOOP OUTPUT IMPEDANCE

vs FREQUENCY

Frequency (Hz)

100k

1M

10M

100M

100

10

1

0.1

0.01

0.001

Idle Power

Full Power

Power Cutback

COMPOSITE VIDEO dG/dP

Number of 150

ΩLoads

1234

5

678

9

10

0.10

0.09

0.08

0.07

0.06

0.05

0.04

0.03

0.02

0.01

0

G= +2

R

V

dP, Negative Video

dP, Positive Video

dG, Positive Video

dG , Negative V ideo