General-Purpose, Low-Voltage,

Single/Dual/Quad, Tiny-Pack Comparators

4

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DC ELECTRICAL CHARACTERISTICS—1.8V OPERATION

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Input Offset Voltage

0.2

5

mV

Input Voltage Hysteresis

LMX331H/LMX393H/LMX339H only

2

mV

Input Offset Voltage Average

Temperature Drift

5

µV/

°C

Input Bias Current

0.05

nA

Input Offset Current

0.05

nA

-0.1

Input Voltage Range

1

V

Output Saturation Voltage

≤ 1mA

35

mV

Power-Supply Rejection Ratio

PSRR

60

70

dB

Output Sink Current

≤ 1.5V

15

mA

LMX331/LMX331H

40

100

LMX393/LMX393H (both comparators)

65

140

Supply Current (Note 2)

LMX339/LMX339H (all four comparators)

120

200

µA

Output Leakage Current

0.003

µA

Note 1: All devices are production tested at +25°C. All temperature limits are guaranteed by design.

Note 2: Supply current when output is high.

Note 3: Input overdrive is the overdrive voltage beyond the offset and hysteresis-determined trip points.

AC ELECTRICAL CHARACTERISTICS—1.8V OPERATION

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Input overdrive = 10mV (Note 3)

500

Propagation Delay

Output High to Low

Input overdrive = 100mV (Note 3)

100

ns

Input overdrive = 10mV (Note 3)

500

Propagation Delay

Output Low to High

Input overdrive = 100mV (Note 3)

100

ns