Detail: - - - - VFD Driver Controller with RTC IC | | | | | Part No | Segment | Grid / Digit | Logic Supply Voltage ( V) | Driver Supply Voltage ( V) | GPIO Ports | RTC Function | Pin Count | Package | PT6397 | 32~ 8 | 0 ~ 24 | 3.3~ 5 | 35V ( max.) | 3 | Year/ Month/ Day/ Hour/ Min/ Sec | 52 | LQFP | - - - - Any question pls feel free to contact us or leave your messeage.Thanks! More information, pls visit our company website. Model Number: Brand Name: Payment Terms: Minimum: Certification: Delivery Time: Supply Ablity: