LMV393M/NOPB National Semiconductor, LMV393M/NOPB Datasheet - Page 8

• Manufacturer Part Number: LMV393M/NOPB
• Description: IC COMP TINY DUAL LOW V 8-SOIC
• Manufacturer: National Semiconductor
• Type: General Purposer

Specifications of LMV393M/NOPB

• Number Of Elements: 2
• Output Type: CMOS, Open-Collector, TTL
• Voltage - Supply: 2.7 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Comparator Type: General Purpose
• No. Of Comparators: 2
• Response Time: 200ns
• Ic Output Type: CMOS, MOS, Open-Collector / Drain, TTL
• Supply Current: 140µA
• Supply Voltage Range: 2.7V To 5V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LMV393M; *LMV393M/NOPB; LMV393M

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NON-INVERTING COMPARATOR WITH HYSTERESIS
Non inverting comparator with hysteresis requires a two re-
sistor network, and a voltage reference (V
input. When V
to switch from low to high, V
V
When V
parator switch back to it's low state, V
V
The hysteresis of this circuit is the difference between V
V
in1
A
in2
will again equal V
.
is calculated by
in
is high, the output is also high, to make the com-
in
is low, the output is also low. For the output
ref
ΔV
. V
in
in
= V
can be calculated by:
in
CC
must rise up to V
R
1
/R
in
2
FIGURE 2. Inverting Comparator with Hysteresis
must equal V
ref
) at the inverting
in1
ref
before
in1
where
and
8
FIGURE 3.
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