LM2903N vs LM293N 对比
详细并排对比 LM2903N 出自 Texas Instruments 和 LM293N 出自 STMicroelectronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
LM2903N - Dual Voltage Comparator, Open-Collector, 8-DIP | TI/STMicro/onsemi
LM2903N ✓ 量产中STMicroelectronics
LM293N - Dual Open-Collector Comparator, 8-DIP | STMicroelectronics
LM293N Unknown规格对比
| 参数 | LM2903N | LM293N |
|---|---|---|
| 品牌 | Texas Instruments | STMicroelectronics |
| 分类 | Amplifier ICs | Amplifier ICs |
| 生命周期状态 | 有效 | Unknown |
| Comparator Type | Low Offset Voltage, Dual Differential | — |
| Number of Comparators | 2 (dual independent) | — |
| 输出类型 | 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 | — |
| 工作温度范围 | -40 C to +125 C | [DATA_NEEDED: operating temperature range] |
| 封装 | 8-Pin PDIP (DIP-8, N suffix) | 8-DIP |
| 安装类型 | Through-Hole | Through-hole |
| RoHS 状态 | 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] |
| 静态电流 | — | [DATA_NEEDED: supply current] |
| Logic Compatibility | — | External pull-up required for open-collector output |
| REACH Status | — | unknown |