LMV7272 datasheet(3/16 Pages) NSC

Part #	LMV7272

Description	Single & Dual, 1.8V Low Power Comparators with Rail-to-Rail Input

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Manufacturer	NSC [National Semiconductor (TI)]

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2.7V Electrical Characteristics

Unless otherwise specified, all limits guaranteed for T

J = 25˚C, V

+ = 2.7V, V− = 0V. Boldface limits apply at the temperature

extremes.

Symbol

Parameter

Conditions

Min

(Note 6)

Typ

(Note 5)

Max

(Note 6)

Units

V

OS

Input Offset Voltage

0.3

4

6

mV

TC V

OS

Input Offset Temperature Drift

V

CM = 1.35V (Note 7)

20

µV/˚C

I

B

Input Bias Current

10

nA

I

OS

Input offset Current

200

pA

I

S

Supply Current

LMV7271/LMV7275

9

13

15

µA

LMV7272

18

25

28

µA

I

SC

Output Short Circuit Current

Sourcing, V

O = 1.35V

(LMV7271/LMV7272 only)

12

15

mA

Sinking, V

O = 1.35V

12

15

V

OH

Output Voltage High

(LMV7271/LMV7272 only)

I

O = 0.5mA

2.63

2.66

V

I

O = 2.0mA

2.48

2.55

V

OL

Output Voltage Low

I

O = −0.5mA

50

70

mV

I

O = −2mA

155

220

V

CM

Input Common Voltage Range

CMRR > 45dB

2.8

V

−0.1

V

CMRR

Common Mode Rejection Ratio

0 < V

CM < 2.7V

46

78

dB

PSRR

Power Supply Rejection Ratio

V

+ = 1.8V to 5V

55

80

dB

I

LEAKAGE

Output Leakage Current

V

O = 2.7V (LMV7275 only)

2

pA

2.7V AC Electrical Characteristics

Unless otherwise specified, all limits guaranteed for T

J = 25˚C, V

+ = 2.7V, V− = 0V, V

CM = 0.5V, VO =V

+/2 and R

L > 1M

Ω to

V

−. Boldface limits apply at the temperature extremes.

Symbol

Parameter

Condition

Min

(Note 6)

Typ

(Note 5)

Max

(Note 6)

Units

t

PHL

Propagation Delay

(High to Low)

Input Overdrive = 20mV

Load = 50pF//5k

Ω

1200

ns

Input Overdrive = 50mV

Load = 50pF//5k

Ω

810

ns

t

PLH

Propagation Delay

(Low to High)

Input Overdrive = 20mV

Load = 50pF//5k

Ω

1300

ns

Input Overdrive = 50mV

Load = 50pF//5k

Ω

860

ns

5.0V Electrical Characteristics

Unless otherwise specified, all limits guaranteed for T

J = 25˚C, V

+ = 5V, V− = 0V. Boldface limits apply at the temperature ex-

tremes.

Symbol

Parameter

Conditions

Min

(Note 6)

Typ

(Note 5)

Max

(Note 6)

Units

V

OS

Input Offset Voltage

0.3

4

6

mV

TC V

OS

Input Offset Temperature Drift

V

CM = 2.5V (Note 7)

20

µV/˚C

I

B

Input Bias Current

10

nA

I

OS

Input Offset Current

200

pA

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