LM2903N vs LM293N Comparison
Detailed side-by-side comparison of LM2903N by Texas Instruments and LM293N by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
LM2903N - Dual Voltage Comparator, Open-Collector, 8-DIP | TI/STMicro/onsemi
LM2903N ✓ ActiveSTMicroelectronics
LM293N - Dual Open-Collector Comparator, 8-DIP | STMicroelectronics
LM293N UnknownSpecification Comparison
| Parameter | LM2903N | LM293N |
|---|---|---|
| Brand | Texas Instruments | STMicroelectronics |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Unknown |
| Comparator Type | Low Offset Voltage, Dual Differential | — |
| Number of Comparators | 2 (dual independent) | — |
| Output Type | Open-Collector / Open-Drain | Open-collector |
| Supply Voltage (Single Supply) | 2 V to 36 V | — |
| Supply Voltage (Dual Supply) | ±1 V to ±18 V | — |
| Input Offset Voltage (Max) | 2.5 mV (LM2903 grade) | — |
| Input Bias Current (Typ) | 25 nA | — |
| Input Common-Mode Range | Includes ground (negative rail) | — |
| Output Sink Current (Typ) | 16 mA typical, 6 mA min | — |
| Response Time (Typ) | 1.3 us at 5 V / 2 mA | — |
| Differential Input Voltage (Max) | 36 V | — |
| Operating Temperature Range | -40 C to +125 C | [DATA_NEEDED: operating temperature range] |
| Package | 8-Pin PDIP (DIP-8, N suffix) | 8-DIP |
| Mounting Type | Through-Hole | Through-hole |
| RoHS Status | Compliant (NOPB suffix); non-compliant original | unknown |
| Lead-Free / NOPB Option | Yes (LM2903N/NOPB) | — |
| Manufacturer Source Bases | TI, STMicroelectronics, onsemi, NXP | — |
| Comparator Configuration | — | Dual independent comparator |
| Number of Channels | — | 2 channels |
| Supply Configuration | — | Single supply or split power supplies |
| Input Function | — | Differential voltage comparison |
| Common-Mode Input Range | — | [DATA_NEEDED: common-mode input voltage range] |
| Supply Voltage Range | — | [DATA_NEEDED: supply voltage range] |
| Input Offset Voltage | — | [DATA_NEEDED: input offset voltage] |
| Output Saturation Voltage | — | [DATA_NEEDED: output saturation voltage] |
| Output Sink Current | — | [DATA_NEEDED: output sink current] |
| Response Time | — | [DATA_NEEDED: propagation delay] |
| Quiescent Current | — | [DATA_NEEDED: supply current] |
| Logic Compatibility | — | External pull-up required for open-collector output |
| REACH Status | — | unknown |