LMV7291MG datasheet(2/14 Pages) NSC

Part #	LMV7291MG

Description	Single 1.8V Low Power Comparator with Rail-to-Rail Input

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Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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Absolute Maximum Ratings (Note 1)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

ESD Tolerance

2KV (Note 2)

200V (Note 6)

V

IN Differential

±Supply Voltage

Supply Voltage (V

+ -V−)

5.5V

Voltage at Input/Output pins

V

+ +0.1V, V− −0.1V

Soldering Information

Infrared or Convection (20 sec.)

235˚C

Wave Soldering (10 sec.)

260˚C

Storage Temperature Range

−65˚C to +150˚C

Junction Temperature (Note 4)

+150˚C

Operating Ratings (Note 1)

Operating Temperature Range

(Note 3)

−40˚C to +85˚C

Package Thermal Resistance (Note 3)

SC-70

265˚C/W

1.8V Electrical Characteristics

Unless otherwise specified, all limits guaranteed for T

J = 25˚C, V

+ = 1.8V, V− = 0V. Boldface limits apply at the temperature

extremes.

Symbol

Parameter

Condition

Min

(Note 5)

Typ

(Note 4)

Max

(Note 5)

Units

V

OS

Input Offset Voltage

0.3

4

6

mV

TC V

OS

Input Offset Temperature Drift

V

CM = 0.9V (Note 7)

10

uV/C

I

B

Input Bias Current

10

nA

I

OS

Input Offset Current

200

pA

I

S

Supply Current

LMV7291

9

12

14

µA

I

SC

Output Short Circuit Current

Sourcing, V

O = 0.9V

3.5

6

mA

Sinking, V

O = 0.9V

4

6

V

OH

Output Voltage High

I

O = 0.5mA

1.7

1.74

V

I

O = 1.5mA

1.58

1.63

V

OL

Output Voltage Low

I

O = −0.5mA

52

70

mV

I

O = −1.5mA

166

220

V

CM

Input Common Mode Voltage

Range

CMRR > 45 dB

1.9

V

−0.1

V

CMRR

Common Mode Rejection Ratio

0 < V

CM < 1.8V

47

78

dB

PSRR

Power Supply Rejection Ratio

V

+ = 1.8V to 5V

55

80

dB

I

LEAKAGE

Output Leakage Current

V

O = 1.8V

2

pA

1.8V AC Electrical Characteristics

Unless otherwise specified, all limits guaranteed for T

J = 25˚C, V

+ = 1.8V, 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 5)

Typ

(Note 4)

Max

(Note 5)

Units

t

PHL

Propagation Delay

(High to Low)

Input Overdrive = 20mV

Load = 50pF//5k

Ω

880

ns

Input Overdrive = 50mV

Load = 50pF//5k

Ω

570

ns

t

PLH

Propagation Delay

(Low to High)

Input Overdrive = 20mV

Load = 50pF//5k

Ω

1100

ns

Input Overdrive = 50mV

Load = 50pF//5k

Ω

800

ns

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