LM239N ON Semiconductor, LM239N Datasheet - Page 6
![Comparator ICs 3-36V Qud Comparator](/photos/27/13/271332/pdip14_sml.jpg)
LM239N
Manufacturer Part Number
LM239N
Description
Comparator ICs 3-36V Qud Comparator
Manufacturer
ON Semiconductor
Datasheet
1.MC3302D.pdf
(12 pages)
Specifications of LM239N
Number Of Channels
4 Channels
Output Type
Open Collector
Response Time
1.3 us
Offset Voltage (max)
5 mV
Input Bias Current (max)
250 nA
Supply Voltage (max)
36 V
Supply Voltage (min)
3 V
Supply Current (max)
2 mA
Maximum Power Dissipation
1000 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
Through Hole
Package / Case
PDIP-14
Minimum Operating Temperature
- 25 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
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Part Number
Manufacturer
Quantity
Price
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Manufacturer:
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2 350
bandwidth characteristics. This gives the device oscillation
tendencies if the outputs are capacitively coupled to the
inputs via stray capacitance. This oscillation manifests itself
during output transitions (V
situation input resistors < 10 kW should be used. The
These quad comparators feature high gain, wide
V
in
D1 prevents input from going negative by more than 0.6 V.
Figure 9. Zero Crossing Detector
8.2 k
R1
D1
R3 ≤
R5
10
220 k
6.8 k
(Single Supply)
R2
R4
for small error in zero crossing
R1 + R2 = R3
220 k
15 k
R5
R3
OL
to V
*
)
+15 V
OH
10 M
). To alleviate this
APPLICATIONS INFORMATION
10 k
V
O
http://onsemi.com
6
V
in
addition of positive feedback (< 10 mV) is also
recommended. It is good design practice to ground all
unused input pins.
voltages without damaging the comparator’s inputs.
Voltages more negative than −300 mV should not be used.
Differential input voltages may be larger than supply
V
in(min)
Figure 10. Zero Crossing Detector
≈ 0.4 V peak for 1% phase distortion (Dq).
*
+
V
V
CC
EE
(Split Supplies)
10 k
V
O
V
V
V
V
in
CC
O
EE
V
Dq
in(min)
q
q