LM239N vs LM393D Comparison
Detailed side-by-side comparison of LM239N by Texas Instruments and LM393D by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
LM239N - Quad Open-Collector Comparator, 14-DIP | Texas Instruments
LM239N ✓ ActiveTexas Instruments
LM393D - Dual Differential Comparator, 36V, Open-Collector SOIC-8 | Texas Instruments (Tape & Reel)
LM393D ✓ ActiveSpecification Comparison
| Parameter | LM239N | LM393D |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.49 | $0.11 |
| Comparator Type | Quad differential voltage comparator | — |
| Number of Channels | 4 independent channels | 2 |
| Output Type | Open-collector | Open-Collector |
| Maximum Offset Voltage | 2 mV maximum | — |
| Input Bias Current | 25 nA typical | — |
| Input Offset Current | [DATA_NEEDED: LM239N input offset current] | — |
| Supply Voltage Range | Wide range; related LM139/139A family specifies 2 V to 36 V DC | — |
| 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 | — |
| Operating Temperature | [DATA_NEEDED: LM239N operating temperature range] | — |
| Package | 14-pin PDIP | SOIC-8 (D), 3.90 mm body width |
| Mounting Type | Through-hole | Surface Mount |
| RoHS Status | [DATA_NEEDED: LM239N RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: LM239N REACH status] | — |
| Automotive Qualification | [DATA_NEEDED: LM239N AEC-Q100 qualification] | — |
| Manufacturer | — | Texas Instruments |
| Part Number | — | LM393D |
| Function | — | Dual Differential Comparator |
| Supply Voltage (Single) | — | 2 V to 36 V |
| Supply Voltage (Dual) | — | ±1 V to ±18 V |
| Input Offset Voltage (typical) | — | 1 mV |
| Input Bias Current (typical) | — | 25 nA |
| Supply Current per Comparator | — | 0.4 mA (typical) |
| Response Time | — | 1.3 µs (typical) |
| Common-Mode Input Range | — | 0 V to VCC − 1.5 V |
| Operating Temperature Range | — | 0 °C to +70 °C |
| ESD Rating (HBM, B-version) | — | 2 kV |
| Lead-Free | — | Yes |