LM393M vs LM239N Comparison

Detailed side-by-side comparison of LM393M by Texas Instruments and LM239N by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

Specification Comparison

Parameter LM393M LM239N
Brand Texas Instruments Texas Instruments
Category Amplifier ICs Amplifier ICs
Lifecycle Status Active Active
Product Type Dual differential comparator —
Number of Comparator Channels 2 —
Output Type Open-Collector Open-collector
Comparator Class Standard general purpose —
Supply Voltage Range 2 V to 36 V Wide range; related LM139/139A family specifies 2 V to 36 V DC
Response Time 1.4 microseconds —
Package 8-SOIC 14-pin PDIP
Number of Pins 8 pins —
Mounting Type Surface mount Through-hole
Supply Configuration Single or dual supply —
Input Configuration Differential input —
Output Pull-Up External pull-up resistor required —
Output Current 18 mA at 5 V —
Case Style SOIC-8 —
RoHS Status [DATA_NEEDED: RoHS status] [DATA_NEEDED: LM239N RoHS status]
REACH Status [DATA_NEEDED: REACH status] [DATA_NEEDED: LM239N REACH status]
Operating Temperature [DATA_NEEDED: operating temperature range] [DATA_NEEDED: LM239N operating temperature range]
Input Common-Mode Range [DATA_NEEDED: input common-mode voltage range] —
Offset Voltage [DATA_NEEDED: input offset voltage] —
Input Bias Current [DATA_NEEDED: input bias current] 25 nA typical
Comparator Type — Quad differential voltage comparator
Number of Channels — 4 independent channels
Maximum Offset Voltage — 2 mV maximum
Input Offset Current — [DATA_NEEDED: LM239N input offset current]
Single-Supply Operation — Supported
Split-Supply Operation — Supported
Low-Level Sensing — Designed for sensing near ground
Logic Compatibility — TTL, DTL, ECL, MOS, and CMOS
Typical Application — Level detection, low-level sensing, and memory applications
Power Drain — Suitable for battery operation
Automotive Qualification — [DATA_NEEDED: LM239N AEC-Q100 qualification]

Datasheets & Resources

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