LM239J vs LM339M 对比
详细并排对比 LM239J 出自 Texas Instruments 和 LM339M 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 | LM239J | LM339M |
|---|---|---|
| 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） | $0.00 | $0.00 |
| Comparator Type | General-purpose voltage comparator | Quad differential voltage comparator |
| Number of Comparators | 4 | 4 independent comparators |
| Response Time | 1.3 microseconds | 1.3 µs |
| Supply Voltage Range | -18 V to +18 V | 2 V to 36 V |
| 输出类型 | Open-collector | Open-collector |
| Output Compatibility | CMOS, DTL, ECL, MOS, TTL | — |
| Offset Voltage | 2 mV maximum | — |
| 工作温度 | -25 C to +85 C | 0 °C to +70 °C |
| 封装 | CDIP-14 | 14-pin SOIC |
| 引脚数 | 14 pins | 14 pins |
| 安装类型 | Through-hole | Surface mount |
| Logic Output | Open collector | — |
| 电源电流 | [DATA_NEEDED: verified LM239J supply current] | — |
| Input Common-Mode Voltage | [DATA_NEEDED: verified LM239J input common-mode range] | — |
| Input Offset Voltage | [DATA_NEEDED: verified LM239J input offset voltage] | — |
| Output Saturation Voltage | [DATA_NEEDED: verified LM239J output saturation voltage] | — |
| RoHS | Compliant | — |
| 输入电压范围 | — | ±1 V to ±18 V |
| Supply Current Drain | — | 800 µA typical |
| Input Bias Current | — | 25 nA typical |
| Application Category | — | Standard general-purpose comparator |
| Logic Compatibility | — | Open-collector external pull-up interface |
| Manufacturer | — | Texas Instruments |
| Datasheet Description | — | Low-power low-offset voltage quad comparators |
| Input Common-Mode Range | — | Includes ground in single-supply operation |
| Drop-in Replacement Status | — | Use only verified pin-compatible alternatives |