LMV981 datasheet(3/18 Pages) NSC

部品番号	LMV981

部品情報	1.8V, RRIO Operational Amplifiers with Shutdown

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1.8V DC Electrical Characteristics (Continued)

Unless otherwise specified, all limits guaranteed for T

J = 25˚C. V

+ = 1.8V, V − = 0V, V

CM =V

+/2, V

O =V

+/2,

R

L > 1M

Ω and SHDN tied to V+. Boldface limits apply at the temperature extremes. See (Note 10).

Symbol

Parameter

Condition

Min

(Note 6)

Typ

(Note 5)

Max

(Note 6)

Units

A

V

Large Signal Voltage Gain

LMV981 (Single)

R

L = 600

Ω to 0.9V,

V

O = 0.2V to 1.6V, VCM = 0.5V

77

73

101

dB

R

L =2k

Ω to 0.9V,

V

O = 0.2V to 1.6V, VCM = 0.5V

80

75

105

Large Signal Voltage Gain

LMV982 (Dual)

R

L = 600

Ω to 0.9V,

V

O = 0.2V to 1.6V, VCM = 0.5V

75

72

90

dB

R

L =2k

Ω to 0.9V,

V

O = 0.2V to 1.6V, VCM = 0.5V

78

75

100

V

O

Output Swing

R

L = 600

Ω to 0.9V

V

IN = ± 100mV

1.65

1.63

1.72

V

0.077

0.105

0.120

R

L =2k

Ω to 0.9V

V

IN = ± 100mV

1.75

1.74

1.77

0.024

0.035

0.04

I

O

Output Short Circuit Current

Sourcing, V

O =0V

V

IN = 100mV

4

3.3

8

mA

Sinking, V

O = 1.8V

V

IN = −100mV

7

5

9

Ton

Turn-on Time from Shutdown

19

µs

V

SHDN

Turn-on Voltage to enable

part

1.0

V

Turn-off Voltage

0.55

1.8V AC Electrical Characteristics

Unless otherwise specified, all limits guaranteed for T

J = 25˚C. V

+ = 1.8V, V − = 0V, V

CM =V

+/2, V

O =V

+/2,

R

L > 1M

Ω and SHDN tied to V+. Boldface limits apply at the temperature extremes. See (Note 10).

Symbol

Parameter

Conditions

Min

(Note 6)

Typ

(Note 5)

Max

(Note 6)

Units

SR

Slew Rate

(Note 7)

0.35

V/µs

GBW

Gain-Bandwidth Product

1.4

MHz

Φ

m

Phase Margin

67

deg

G

m

Gain Margin

7dB

e

n

Input-Referred Voltage Noise

f = 1kHz, V

CM = 0.5V

60

i

n

Input-Referred Current Noise

f = 1kHz

0.06

THD

Total Harmonic Distortion

f = 1kHz, A

V =+1

R

L = 600

Ω,V

IN =1 VPP

0.023

%

Amp-to-Amp Isolation

(Note 9)

123

dB

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