74HCU 系列，NXP高速 CMOS（未缓冲）逻辑 电源电压 Vcc 范围：2.0 至 6.0V 汇电流或源 4mA，Vcc = 4.5V ESD 保护超过 JESD 22 - 200V 机器型号 A115-A - 2000V 人体模型 A114-A - 超过 1000V ### 74HCU 系列
The inverting Schmitt trigger, developed by Semiconductors, is a great device for removing noise from an analog signal. This inverting Schmitt trigger has a minimum operating temperature of -40 °C and a maximum of 125 °C. This product comes packaged in bulk, so the parts will be stored loosely. This device has a typical operating supply voltage of 5 V. Its minimum operating supply voltage of 2 V, while its maximum is 6 V.