LMV7271MFX datasheet(6/35 Pages) TI1

Part #	LMV7271MFX

Description	Single and Dual, 1.8-V Low Power Comparators With Rail-to-Rail Input

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Manufacturer	TI1 [Texas Instruments]

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6 / 35 page

LMV7271, LMV7272, LMV7275

SNOSA56I – FEBRUARY 2003 – REVISED SEPTEMBER 2015

www.ti.com

6.7 2.7-V Electrical Characteristics

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

+ = 2.7 V, V− = 0 V.

PARAMETER

CONDITIONS

MIN(1)

TYP(2)

MAX(1)

UNIT

0.3

4

VOS

Input Offset Voltage

mV

At the temperature extremes

6

TC VOS

Input Offset Temperature Drift

VCM = 1.35 V

(3)

20

µV/°C

IB

Input Bias Current

10

nA

IOS

Input offset Current

200

pA

9

13

LMV7271/LMV7275

µA

At the temperature

15

extremes

IS

Supply Current

18

25

LMV7272

µA

At the temperature

28

extremes

Sourcing, VO = 1.35 V

10

15

(LMV7271/LMV7272 only)

ISC

Output Short Circuit Current

mA

Sinking, VO = 1.35 V

10

15

IO = 0.5 mA

2.63

2.66

Output Voltage High

VOH

V

(LMV7271/LMV7272 only)

IO = 2.0 mA

2.48

2.55

IO = −0.5 mA

50

70

VOL

Output Voltage Low

mV

IO = −2 mA

155

220

2.8

V

VCM

Input Common Voltage Range

CMRR > 45 dB

−0.1

V

CMRR

Common-Mode Rejection Ratio

0 < VCM < 2.7 V

46

78

dB

PSRR

Power Supply Rejection Ratio

V+ = 1.8 V to 5 V

55

80

dB

ILEAKAGE

Output Leakage Current

VO = 2.7 V (LMV7275 only)

2

pA

(1)

All limits are ensured by testing or statistical analysis.

(2)

Typical values represent the most likely parametric norm.

(3)

Offset Voltage average drift determined by dividing the change in VOS at temperature extremes into the total temperature change.

6.8 2.7-V AC Electrical Characteristics

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

+ = 2.7 V, V− = 0 V, V

CM = 0.5 V, VO = V

+/2 and R

L > 1 MΩ to

V

−.

PARAMETER

CONDITION

MIN(1)

TYP(2)

MAX(1)

UNIT

Input Overdrive = 20 mV

1200

ns

Load = 50 pF//5 k

Ω

Propagation Delay

tPHL

(High to Low)

Input Overdrive = 50 mV

810

ns

Load = 50 pF//5 k

Ω

Input Overdrive = 20 mV

1300

ns

Load = 50 pF//5 k

Ω

Propagation Delay

tPLH

(Low to High)

Input Overdrive = 50 mV

860

ns

Load = 50 pF//5 k

Ω

(1)

All limits are ensured by testing or statistical analysis.

(2)

Typical values represent the most likely parametric norm.

6

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Product Folder Links: LMV7271 LMV7272 LMV7275

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