OPA855 datasheet(7/33 Pages) TI

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7.6 Typical Characteristics

at VS+ = +2.5 V, VS– = –2.5 V, RF = 0 Ω, Gain = 1 V/V, input common-mode biased at midsupply, RL = 200 Ω,

output load referenced to midsupply, and TA = 25°C (unless otherwise noted)

Frequency (Hz)

-12

-9

-6

-3

10M

100M

G = 1 V/V

G = 2 V/V

G = 5 V/V

G = 20 V/V

VOUT = 100 mVPP

Figure 7-1. Small-Signal Response vs Gain

Frequency (Hz)

-12

-9

-6

-3

10M

100M

RL = 100 :

RL = 200 :

RL = 400 :

VOUT = 100 mVPP

Figure 7-2. Small-Signal Response vs Output Load

Frequency (Hz)

-12

-9

-6

-3

10M

100M

G = 1 V/V

G = 2 V/V

G = 5 V/V

G = 20 V/V

VOUT = 2 VPP

Figure 7-3. Large-Signal Response vs Gain

Frequency [Hz]

-12

-9

-6

-3

10M

100M

VCM = 0 V

VCM = 1 V

Gain = 20 V/V

VOUT = 100 mVPP

Figure 7-4. Gain Bandwidth vs Common-Mode

Frequency (Hz)

0.1

100

10k

100k

10M

100M

Voltage Noise

Current Noise

Figure 7-5. Voltage and Current Noise Density

Ambient Temperature (qC)

-40

-20

100

120

140

0.75

0.8

0.85

0.9

0.95

1.05

1.1

Frequency = 10 MHz

Figure 7-6. Voltage Noise vs Temperature

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OPA856

SBOS623 – OCTOBER 2020

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