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5.7 Electrical Characteristics (continued)

For VS = (V+) – (V–) = 1.5V to 5.5V (±0.75V to ±2.75V) at TA = 25°C, RL = 10 kΩ connected to VS / 2, VCM = VS / 2, and

VO UT = VS / 2, unless otherwise noted.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OPEN-LOOP GAIN

AOL

Open-loop voltage

gain

VS = 1.8 V, (V–) + 0.05V < VO < (V+) – 0.05V,

RL = 10 kΩ to VS / 2

102

115

Open-loop voltage

gain(2)

VS = 1.8 V, (V–) + 0.10 V < VO < (V+) – 0.10 V,

RL = 2 kΩ to VS / 2

105

VS = 5.5V, (V–) + 0.10 V < VO < (V+) – 0.10 V,

RL = 10 kΩ to VS / 2

109

125

Open-loop voltage

gain

VS = 5.5V, (V–) + 0.15V < VO < (V+) – 0.15V,

RL = 2 kΩ to VS / 2

105

115

VS = 1.8 V, (V–) + 0.05V < VO < (V+) – 0.05V,

RL = 10 kΩ to VS / 2

TA = –40°C to 125°C

100

VS = 1.8 V, (V–) + 0.10 V < VO < (V+) – 0.10 V,

RL = 2 kΩ to VS / 2

VS = 5.5V, (V–) + 0.10 V < VO < (V+) – 0.10 V,

RL = 10 kΩ to VS / 2

105

VS = 5.5V, (V–) + 0.15V < VO < (V+) – 0.15V,

RL = 2 kΩ to VS / 2

100

Open-loop voltage

gain (6)

VS = 3.3 V, (V–) + 0.25V < VO < (V+) – 0.25V,

IL = ±50mA

TA = 25°C

102

FREQUENCY RESPONSE

GBW

Gain-bandwidth

product

VS = 1.8 V, G = +1, RL = 10 kΩ, CL = 100pF

2.5

MHz

VS = 5.5V, G = +1, RL = 10 kΩ, CL = 100pF

MHz

Slew rate

VS = 1.8 V, G = +1, RL = 10 kΩ

2.8

V/μs

VS = 5.5V, G = +1, RL = 10 kΩ

V/μs

THD+N

Total harmonic

distortion + noise (4)

G = +1, VO = 1 VRMS, f = 1kHz,

RL = 10 kΩ to VS / 2

0.0005

G = +1, VO = 1 VRMS, f = 1kHz,

RL = 2 kΩ to VS / 2

0.0035

G = +1, VO = 1 VRMS, f = 1kHz,

RL = 600 Ω to VS / 2

0.0080

Settling time

To 0.1%, VS = 5.5V, VSTEP = 4 V, G = +1, CL = 10pF

1.8

μs

To 0.1%, VS = 5.5V, VSTEP = 2V, G = +1, CL = 10pF

1.3

To 0.01%, VS = 5.5V, VSTEP = 4 V, G = +1, CL = 10pF

2.3

To 0.01%, VS = 5.5V, VSTEP = 2V, G = +1, CL = 10pF

1.6

Phase margin

G = +1, RL = 10 kΩ connected to VS/2, CL = 10pF

CL Drive

Cap Load Drive

G = +1, RL = 10 kΩ connected to VS/2, Phase Margin = 40°

G = +1, RL = 10 kΩ connected to VS/2,

No Sustained Oscillations

250

toverload

Overload recovery

time

VIN × gain > VS

0.6

μs

EMIRR

Electro-magnetic

interference rejection

ratio

f = 1.8GHz, VIN_EMIRR = 100mV

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OPA310-Q1

SBOSAI0 – DECEMBER 2023

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