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"OPA355,2355,3355: High Speed,Video CMOS Operational Amp."

"OPA355,2355,3355: High Speed,Video CMOS Operational Amp."

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TYPICAL CHARACTERISTICS<br />

At T A = +25°C and V S = 5V, G = +2, R F = 604Ω, R L = 150Ω connected to V S /2, unless otherwise noted.<br />

Normalized Gain (dB)<br />

6<br />

3<br />

0<br />

–3<br />

–6<br />

–9<br />

–12<br />

V O = 0.1Vp-p<br />

NON-INVERTING SMALL-SIGNAL<br />

FREQUENCY RESPONSE<br />

G = +2<br />

G = +5<br />

G = +10<br />

G = +1<br />

R F = 0<br />

Normalized Gain (dB)<br />

3<br />

0<br />

–3<br />

–6<br />

–9<br />

–12<br />

V O = 0.1Vp-p<br />

INVERTING SMALL-SIGNAL<br />

FREQUENCY RESPONSE<br />

G = –5<br />

G = –10<br />

G = –1<br />

G = –2<br />

–15<br />

100k<br />

1M 10M 100M 1G<br />

Frequency (Hz)<br />

–15<br />

100k<br />

1M 10M 100M 1G<br />

Frequency (Hz)<br />

NON-INVERTING SMALL-SIGNAL<br />

STEP RESPONSE<br />

NON-INVERTING LARGE-SIGNAL<br />

STEP RESPONSE<br />

Output Voltage (50mV/div)<br />

G = +2<br />

Output Voltage (500mV/div)<br />

G = +2<br />

Time (20ns/div)<br />

Time (20ns/div)<br />

Output Voltage (500mV/div)<br />

LARGE-SIGNAL DISABLE/ENABLE<br />

RESPONSE<br />

f IN = 5MHz<br />

V OUT<br />

V DISABLE<br />

4.5<br />

3.5<br />

2.5<br />

1.5<br />

0.5<br />

Disable Voltage (V)<br />

Normalized Gain (dB)<br />

0.5<br />

0.4<br />

0.3<br />

0.2<br />

0.1<br />

0<br />

–0.1<br />

–0.2<br />

–0.3<br />

–0.4<br />

0.1dB GAIN FLATNESS FOR VARIOUS R F<br />

V O<br />

= 0.1Vp-p<br />

C L<br />

= 0pF<br />

R F<br />

= 560Ω<br />

R F = 500Ω<br />

R F<br />

= 604Ω<br />

Time (200ns/div)<br />

–0.5<br />

1<br />

10 100<br />

Frequency (MHz)<br />

<strong>OPA355</strong>, <strong>2355</strong>, <strong>3355</strong> 5<br />

SBOS195B

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