LM393N vs LM239J Comparison
Detailed side-by-side comparison of LM393N by Texas Instruments and LM239J 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 | LM393N | LM239J |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Comparator Type | Dual General-Purpose Comparator | General-purpose voltage comparator |
| Number of Comparators | 2 (dual) | 4 |
| Output Type | Open-Collector / Open-Drain (single-ended) | Open-collector |
| Input Offset Voltage (max) | 5 mV (LM393N); 2 mV (LM193/LM393A grade) | — |
| Input Bias Current (typ) | 25 nA | — |
| Supply Voltage Range (single supply) | 2 V to 36 V | — |
| Supply Voltage Range (dual supply) | ±1 V to ±18 V | — |
| Output Sink Current (max) | 16 mA | — |
| Propagation Delay (typ) | 1.3 us (300 mV overdrive) | — |
| Common-Mode Input Range | 0 V to VCC - 1.5 V (ground sensing) | — |
| Quiescent Current (typ) | 0.4 mA per comparator (0.8 mA total) | — |
| Operating Temperature Range | 0 C to +70 C (LM393N) / -40 C to +85 C (LM2903N) | — |
| Package | 8-PDIP (DIP-8, through-hole) | CDIP-14 |
| Mounting Type | Through-Hole | Through-hole |
| RoHS Status | Non-RoHS (LM393N); RoHS on LM393N/NOPB variant | — |
| Response Time | — | 1.3 microseconds |
| Supply Voltage Range | — | -18 V to +18 V |
| Output Compatibility | — | CMOS, DTL, ECL, MOS, TTL |
| Offset Voltage | — | 2 mV maximum |
| Operating Temperature | — | -25 C to +85 C |
| Number of Pins | — | 14 pins |
| Logic Output | — | Open collector |
| Supply Current | — | [DATA_NEEDED: verified LM239J supply current] |
| Input Common-Mode Voltage | — | [DATA_NEEDED: verified LM239J input common-mode range] |
| Input Offset Voltage | — | [DATA_NEEDED: verified LM239J input offset voltage] |
| Output Saturation Voltage | — | [DATA_NEEDED: verified LM239J output saturation voltage] |
| RoHS | — | Compliant |