LMV981MFNOPB datasheet(3/27 Pages) NSC

3 / 27 page

LMV981-N, LMV982-N

www.ti.com

SNOS976L – NOVEMBER 2001 – REVISED MARCH 2013

1.8V DC Electrical Characteristics (continued)

Unless otherwise specified, all limits ensured for TJ = 25°C. V

+ = 1.8V, V − = 0V, V

CM = V

+/2, V

O = V

+/2, R

L > 1 MΩ and SHDN

tied to V

+. Boldface limits apply at the temperature extremes. See (1).

Parameter

Test Conditions

Min (2)

Typ (3)

Max (2)

Units

IOS

Input Offset Current

Supply Current (per channel)

103

185

205

In Shutdown

LMV981-N (Single)

0.156

μA

LMV982 (Dual)

0.178

3.5

CMRR

Common Mode Rejection Ratio

LMV981-N, 0

≤ VCM ≤ 0.6V

1.4V

≤ VCM ≤ 1.8V

(4)

LMV982, 0

≤ VCM ≤ 0.6V

1.4V

≤ VCM ≤ 1.8V

(4)

−0.2V ≤ VCM ≤ 0V

1.8V

≤ VCM ≤ 2.0V

PSRR

Power Supply Rejection Ratio

1.8V

≤ V+ ≤ 5V

100

CMVR

Input Common-Mode Voltage

For CMRR

TA = 25°C

V−

−0.2

−0.2 to 2.1

V+ +0.2

Range

≥ 50dB

TA = −40°C to 85°C

V−

V+

TA = 125°C

V− +0.2

V+

−0.2

Large Signal Voltage Gain

RL = 600Ω to 0.9V,

101

LMV981-N (Single)

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

RL = 2kΩ to 0.9V,

105

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

Large Signal Voltage Gain

RL = 600Ω to 0.9V,

LMV982 (Dual)

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

RL = 2kΩ to 0.9V,

100

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

Output Swing

RL = 600Ω to 0.9V

1.65

1.72

VIN = ± 100mV

1.63

0.077

0.105

0.120

RL = 2kΩ to 0.9V

1.75

1.77

VIN = ± 100mV

1.74

0.024

0.035

0.04

Output Short Circuit Current

Sourcing, VO = 0V

(5)

VIN = 100mV

3.3

Sinking, VO = 1.8V

VIN = −100mV

Ton

Turn-on Time from Shutdown

μs

VSHDN

Turn-on Voltage to enable part

1.0

Turn-off Voltage

0.55

(4)

For ensured temperature ranges, see Input Common-Mode Voltage Range specifications.

(5)

Applies to both single-supply and split-supply operation. Continuous short circuit operation at elevated ambient temperature can result in

exceeding the maximum allowed junction temperature of 150°C. Output currents in excess of 45mA over long term may adversely affect

reliability.

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