LM239N
- Mfr.Part #
- LM239N
- Manufacturer
- STMicroelectronics
- Package / Case
- 14-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC COMPARATOR LP QUAD 14DIP
- Stock
- 5,665
- In Stock :
- 5,665
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Comparators
- Factory Lead Time :
- 6 Weeks
- Operating Supply Voltage :
- 28V
- Number of Pins :
- 14
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Number of Functions :
- 4
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mount :
- Through Hole
- Voltage - Input Offset (Max) :
- 5mV @ 30V
- Weight :
- 927.99329mg
- Average Bias Current-Max (IIB) :
- 0.25μA
- ECCN Code :
- EAR99
- Type :
- Differential
- Input Offset Voltage (Vos) :
- 5mV
- Pin Count :
- 14
- Max Power Dissipation :
- 1.05W
- Input Bias Current :
- 250nA
- Power Supplies :
- 5V
- REACH SVHC :
- No SVHC
- Radiation Hardening :
- No
- Quiescent Current :
- 2mA
- Response Time :
- 300 ns
- Supply Voltage Limit-Max :
- 36V
- Package / Case :
- 14-DIP (0.300, 7.62mm)
- Number of Terminations :
- 14
- Thickness :
- 3.9mm
- Supply Voltage :
- 5V
- Output Type :
- CMOS, MOS, Open-Collector, TTL
- Dual Supply Voltage :
- 9V
- Number of Circuits :
- 1
- Max Supply Current :
- 500μA
- Output Current :
- 20mA
- Base Part Number :
- LM239
- Output Current per Channel :
- 6mA
- Packaging :
- Tube
- Width :
- 6.35mm
- JESD-609 Code :
- e3
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Voltage - Supply, Single/Dual (±) :
- 2V~30V ±1V~15V
- Terminal Finish :
- Matte Tin (Sn)
- RoHS Status :
- ROHS3 Compliant
- Nominal Supply Current :
- 2mA
- Length :
- 19.3mm
- Operating Temperature :
- -25°C~85°C
- Height :
- 5.08mm
- Terminal Position :
- Dual
- Voltage Gain :
- 106.02dB
- Mounting Type :
- Through Hole
- Lead Free :
- Lead Free
- Number of Elements :
- 4
- Datasheets
- LM239N

Comparators STMicroelectronics LM239N Overview
The LM239N from STMicroelectronics is a versatile low-power quad comparator, designed for applications requiring multiple voltage comparisons without compromising on power efficiency. This IC is housed in a 14-pin DIP package, providing a robust solution for a variety of challenging environments. The LM239N stands out for its ability to operate from a single power supply over a wide range of voltages or from dual supplies for increased flexibility. This feature makes the LM239N an ideal choice for industrial, automotive, and consumer applications where reliability and cost-effectiveness are crucial. The incorporation of four independent comparators in a single package not only reduces space requirements but also minimizes power consumption, making it an excellent option for design engineers looking to optimize their systems.
LM239N Features
The LM239N offers several distinctive features that enhance its applicability in diverse electronic circuits:
- Wide single supply voltage range or dual supplies for all devices: 2V to 36V or ±1V to ±18V.
- Very low supply current drain independent of supply voltage: 0.8 mA typical.
- Low input biasing current: 25 nA typical.
- Low input offset current: ±5 nA and input offset voltage: ±3 mV.
- Input common-mode voltage range includes ground.
- Differential input voltage range equal to the power supply voltage.
- Output can drive loads up to 50 mA.
- Low output saturation voltage.
LM239N Applications
- Control Systems: Used for precise control loops, enabling accurate measurement and control of system parameters.
- Voltage Monitoring: Essential for detecting voltage levels to prevent overvoltage conditions in power-sensitive circuits.
- Multi-Vibrator Circuits: Acts as a critical component in generating oscillating signals.
- Window Comparators: Suitable for applications requiring a specific voltage window for operational safety and functionality.
- Limit Comparators: Helps in setting operational limits in various electronic devices, ensuring device safety and functionality within specified boundaries.
- Level Shifters: Utilized to interface between different logic levels, bridging components that operate at various voltages.
- Peak Detectors: Critical in capturing the peak value of a signal, useful in signal processing applications.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















