Logic IC (Logic Integrated Circuit) 内部由海量的晶体管组成精密的“电子开关网络”。这些开关根据预设的规则（真值表）导通或闭合，接收到输入的电平信号后，立刻输出对应的结果，以此实现加法、比较、判断等功能。逻辑芯片是半导体产业中市场规模最大的一类，2025年全球销售额已达到3019亿美元。
| 型号 | 品牌 | Pin2PIN | 参数 | 封装 |
|---|---|---|---|---|
| EM74AHC1G06DRL | ENERGYMATH | Inverter with open-drain output | SOT553 | |
| EM74AHC1G04GW | ENERGYMATH | 74AHC1G04, SN74AHC1G04DCK, | single inverter | SOT353 |
| EM74AHC1G04GV | ENERGYMATH | 74AHC1G04, SN74AHC1G04DBV, | single inverter | SOT23-5L |
| EM74AHC1G04DRL | ENERGYMATH | 74AHC1G04, SN74AHC1G04DRL, | single inverter | SOT553 |
| EM74AHC1G02GW | ENERGYMATH | 74AHC1G02GW, SN74AHC1G02DCK, | Single 2-input NOR gate | SOT353 |
| EM74AHC1G02GV | ENERGYMATH | 74AHC1G02GV, SN74AHC1G02DBV, | Single 2-input NOR gate | SOT23-5L |
| EM74AHC1G02DRL | ENERGYMATH | SN74AHC1G02DRL, | Single 2-input NOR gate | SOT553 |
| EM74AHC1G00GW | ENERGYMATH | 74AHC1G00GW, SN74AHC1G00DCK, | Single 2-input NAND gate | SOT353 |
| EM74AHC1G00GV | ENERGYMATH | 74AHC1G00GV, SN74AHC1G00DBV, | Single 2-input NAND gate | SOT23-5L |
| EM74AHC1G00DRL | ENERGYMATH | SN74AHC1G00DRL, | Single 2-input NAND gate | SOT553 |