OPA380

OPA2380

SBOS291G − NOVEMBER 2003 − REVISED SEPTEMBER 2007

www.ti.com

8

TYPICAL CHARACTERISTICS: VS = +2.7V to +5.5V (continued)

All specifications at TA = +25°C, RL = 2kΩ connected to VS/2, and VOUT = VS/2, unless otherwise noted.

SMALL−SIGNAL OVERSHOOT vs LOAD CAPACITANCE

100

1000

10

50

45

40

35

30

25

20

15

10

5

0

Load Capacitance (pF)

R

S =100Ω

No R

S

−5V

V

OUT

R

P =2 k Ω

C

R

S

+5V

OPA38 0

2.5pF

10k

Ω

SMALL−SIGNAL OVERSHOOT vs LOAD CAPACITANCE

100

1000

10

50

45

40

35

30

25

20

15

10

5

0

Load Capacitance (pF)

R

S =100Ω

No R

S

V

OU T

R

F =2kΩ

C

R

S

+2.5V

−2.5V

OPA380

2.5pF

10k

Ω

OVERLOAD RECOVERY

Time (100ns/div)

3. 2pF

V P

V OUT

2kΩ

50k Ω

+5 V

IIN

1.6 m A

V

P =0V

V

P = − 5V

V

OUT

I

IN

SMALL−SIGNAL STEP RESPONSE

Time (100ns/div)

R

L =2kΩ

LARGE−SIGNAL STEP RESPONSE

Time (100ns/div)

R

L =2kΩ

10k

Ω

2.5V

−2.5V

2k

Ω

2.5pF

CHANNEL SEPARATION vs INPUT FREQUENCY

10

140

120

100

80

60

40

20

0

100

1k

10k

100k

1M

10M

100M

Frequency (Hz)