Datasheets
LM393A-SR by: 3peak Incorporated

General Purpose Comparator, Open-Drain, 2 Circuit, 8-SOP

Part Details for LM393A-SR by 3peak Incorporated

Results Overview of LM393A-SR by 3peak Incorporated

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LM393A-SR Information

LM393A-SR by 3peak Incorporated is a Comparator.
Comparators are under the broader part category of Amplifier Circuits.

Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.

Price & Stock for LM393A-SR

Part # Distributor Description Stock Price Buy
DISTI # 5503-LM393A-SRCT-ND
DigiKey GENERAL PURPOSE COMPARATOR, OPEN Min Qty: 1 Lead time: 8 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 3279
In Stock
  • 1 $0.3300
  • 10 $0.1940
  • 25 $0.1580
  • 100 $0.1172
  • 250 $0.0972
  • 500 $0.0849
  • 1,000 $0.0746
  • 4,000 $0.0398
$0.0398 / $0.3300 Buy Now
Ameya Holding Limited Low Power Comparators 4000-Authorized Distributor
Buy Now RFQ
New Advantage Corporation   RoHS: Compliant Min Qty: 1 Package Multiple: 4000 68000
  • 4,000 $0.0460
$0.0460 Buy Now
Win Source Electronics   226130
  • 630 $0.0921
  • 1,345 $0.0862
  • 2,085 $0.0832
  • 2,990 $0.0773
  • 3,890 $0.0743
  • 4,855 $0.0714
$0.0714 / $0.0921 Buy Now

Part Details for LM393A-SR

LM393A-SR CAD Models

LM393A-SR Part Data Attributes

LM393A-SR 3peak Incorporated
Buy Now Datasheet
Compare Parts:
LM393A-SR 3peak Incorporated General Purpose Comparator, Open-Drain, 2 Circuit, 8-SOP
Rohs Code Yes
Part Life Cycle Code Contact Manufacturer
Ihs Manufacturer 3PEAK INC
Package Description 36V LOW POWER COMPARATOR
Reach Compliance Code unknown
Samacsys Manufacturer 3Peak Incorporated
Amplifier Type COMPARATOR
Average Bias Current-Max (IIB) 0.01 µA
Bias Current-Max (IIB) @25C 0.001 µA
Input Offset Voltage-Max 6000 µV
JESD-30 Code R-PDSO-G8
Length 4.9 mm
Moisture Sensitivity Level 3
Number of Functions 2
Number of Terminals 8
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.24
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TR, 13 INCH
Peak Reflow Temperature (Cel) NOT SPECIFIED
Response Time-Nom 2000 ns
Seated Height-Max 1.75 mm
Supply Current-Max 0.6 mA
Supply Voltage Limit-Max 42 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount YES
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 3.9 mm

LM393A-SR Frequently Asked Questions (FAQ)

  • The recommended operating voltage range for the LM393A-SR is 2V to 36V, although it can operate up to 40V with reduced performance.

  • Use voltage dividers or attenuators to reduce the input voltage to within the recommended range, and consider adding input protection diodes or resistors to prevent overvoltage conditions.

  • The typical propagation delay of the LM393A-SR is around 15ns, but this can vary depending on the input signal slope, supply voltage, and temperature.

  • No, the LM393A-SR is a comparator, not an amplifier. It is designed to provide a digital output based on the comparison of two input voltages, not to amplify a signal.

  • The pull-up resistor value depends on the output load, supply voltage, and desired output voltage level. A general rule of thumb is to choose a value between 1kΩ and 10kΩ, but consult the datasheet and application notes for specific guidance.

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