LMV393MMX/NOPB National Semiconductor, LMV393MMX/NOPB Datasheet - Page 8

• Manufacturer Part Number: LMV393MMX/NOPB
• Description: IC COMP TINY DUAL LOW V 8-MSOP
• Manufacturer: National Semiconductor
• Type: General Purposer

Specifications of LMV393MMX/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-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Peak Reflow Compatible (260 C): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LMV393MMX; LMV393MMXTR

www.national.com
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.
10008025
10008022