LM2903D vs LM393D Comparison
Detailed side-by-side comparison of LM2903D 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
LM393D - Dual Differential Comparator, 36V, Open-Collector SOIC-8 | Texas Instruments (Tape & Reel)
LM393D ✓ ActiveSpecification Comparison
| Parameter | LM2903D | LM393D |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Comparator Type | Dual differential comparator | — |
| Number of Channels | 2 channels | 2 |
| Supply Voltage Range | 2 V to 36 V | — |
| Output Type | Open-collector | Open-Collector |
| Response Time | 300 ns | 1.3 µs (typical) |
| Package | 8-pin SOIC | SOIC-8 (D), 3.90 mm body width |
| Mounting Type | Surface mount | Surface Mount |
| Operating Temperature Range | -40 °C to +125 °C | 0 °C to +70 °C |
| Supply Configuration | Single supply or split supply | — |
| Channel Independence | Two independent comparator channels | — |
| Output Logic Style | Open-collector, pull-up resistor required | — |
| Common-Mode Range | [DATA_NEEDED: input common-mode voltage range] | — |
| Input Offset Voltage | [DATA_NEEDED: input offset voltage] | — |
| Input Bias Current | [DATA_NEEDED: input bias current] | — |
| Output Sink Current | [DATA_NEEDED: output sink current] | — |
| Quiescent Current | [DATA_NEEDED: supply current per channel] | — |
| Propagation Delay | 300 ns response time | — |
| Output High Voltage | [DATA_NEEDED: output high-level voltage with pull-up] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant |
| Automotive Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| 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) |
| Common-Mode Input Range | — | 0 V to VCC − 1.5 V |
| ESD Rating (HBM, B-version) | — | 2 kV |
| Lead-Free | — | Yes |