Part Details for LM239AN by STMicroelectronics
Results Overview of LM239AN by STMicroelectronics
- Distributor Offerings: (4 listings)
- Number of FFF Equivalents: (1 replacement)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LM239AN Information
LM239AN by STMicroelectronics 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 LM239AN
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
|
DISTI #
89K0658
|
Newark | Precision Comparator, Quad, 1.3 Us, Dip-14, Comparator Type:Precision, No. Of Channels:4Channels, Response Time/Propogation Delay:1.3Μs, Supply Voltage Range:± 1V To ± 16V, Ic Case/Package:Dip, No. Of Pins:14Pins, Product Range:-Rohs Compliant: Yes |Stmicroelectronics LM239AN RoHS: Compliant Min Qty: 250 Package Multiple: 1 Date Code: 0 Container: Bulk | 0 |
|
Buy Now | |
|
|
Quest Components | IC,VOLT COMPARATOR,QUAD,BIPOLAR,DIP,14PIN,PLASTIC | 376 |
|
$0.2750 / $0.5500 | Buy Now |
|
|
ComSIT USA | QUAD COMPARATOR Comparator, 4 Func, 4000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP14 ECCN: EAR99 RoHS: Compliant |
|
|
RFQ | |
|
|
Chip 1 Exchange | INSTOCK | 75 |
|
RFQ |
US Tariff Estimator: LM239AN by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for LM239AN
LM239AN Part Data Attributes
|
|
LM239AN
STMicroelectronics
Buy Now
Datasheet
|
Compare Parts:
LM239AN
STMicroelectronics
Comparator, 4 Func, 4000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP14
|
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | DIP | |
| Package Description | Rohs Compliant, Plastic, Dip-14 | |
| Pin Count | 14 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Amplifier Type | Comparator | |
| Average Bias Current-Max (IIB) | 0.3 µA | |
| Bias Current-Max (IIB) @25C | 0.1 µA | |
| Input Offset Voltage-Max | 4000 µV | |
| JESD-30 Code | R-PDIP-T14 | |
| JESD-609 Code | e4 | |
| Length | 19.05 Mm | |
| Number of Functions | 4 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 105 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Type | Open-Collector | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP14,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Packing Method | Tube | |
| Qualification Status | Not Qualified | |
| Response Time-Nom | 1300 Ns | |
| Seated Height-Max | 5.33 Mm | |
| Supply Current-Max | 2 Ma | |
| Supply Voltage Limit-Max | 32 V | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | No | |
| Technology | Bipolar | |
| Temperature Grade | Industrial | |
| Terminal Finish | Nickel Palladium Gold | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Width | 7.62 Mm |
Alternate Parts for LM239AN
This table gives cross-reference parts and alternative options found for LM239AN. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM239AN, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM239AN | onsemi | Check for Price | Comparator, 4 Func, 4000uV Offset-Max, 1300ns Response Time, BIPolar, PDIP14 | LM239AN vs LM239AN |
LM239AN Frequently Asked Questions (FAQ)
-
The maximum voltage that can be applied to the input pins is the supply voltage (VCC) + 0.3V. Exceeding this voltage can cause damage to the device.
-
To prevent oscillation, ensure that the input signals are clean and free of noise. You can also add hysteresis to the comparator by adding a small amount of positive feedback from the output to the non-inverting input.
-
The minimum input voltage required for the comparator to function correctly is 1.5V. Below this voltage, the comparator may not function correctly or may not function at all.
-
No, the LM239AN is a comparator, not an amplifier. It is designed to compare two input voltages and output a digital signal indicating which input is higher. It is not designed to amplify signals.
-
The pull-up resistor value depends on the load current required and the output voltage. A good starting point is to use a value between 1kΩ and 10kΩ. You can also use the datasheet's output current vs. output voltage graph to determine the correct value.