LM239N vs LM393M 对比
详细并排对比 LM239N 出自 Texas Instruments 和 LM393M 出自 Texas Instruments。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。
规格对比
| 参数 | LM239N | LM393M |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Amplifier ICs | Amplifier ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.49 | $0.00 |
| Comparator Type | Quad differential voltage comparator | — |
| Number of Channels | 4 independent channels | — |
| 输出类型 | Open-collector | Open-Collector |
| Maximum Offset Voltage | 2 mV maximum | — |
| Input Bias Current | 25 nA typical | [DATA_NEEDED: input bias current] |
| 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 | 2 V to 36 V |
| 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 | — |
| 工作温度 | [DATA_NEEDED: LM239N operating temperature range] | [DATA_NEEDED: operating temperature range] |
| 封装 | 14-pin PDIP | 8-SOIC |
| 安装类型 | Through-hole | Surface mount |
| RoHS 状态 | [DATA_NEEDED: LM239N RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: LM239N REACH status] | [DATA_NEEDED: REACH status] |
| Automotive Qualification | [DATA_NEEDED: LM239N AEC-Q100 qualification] | — |
| Product Type | — | Dual differential comparator |
| Number of Comparator Channels | — | 2 |
| Comparator Class | — | Standard general purpose |
| Response Time | — | 1.4 microseconds |
| 引脚数 | — | 8 pins |
| Supply Configuration | — | Single or dual supply |
| Input Configuration | — | Differential input |
| Output Pull-Up | — | External pull-up resistor required |
| Output Current | — | 18 mA at 5 V |
| Case Style | — | SOIC-8 |
| Input Common-Mode Range | — | [DATA_NEEDED: input common-mode voltage range] |
| Offset Voltage | — | [DATA_NEEDED: input offset voltage] |