na2121Find out all of the information about the Nanda Automation Technology Jiangsu Co., Ltd. product: LED display NA2121 series. Contact a supplier or the parent company directly to get a quote or to find out a price or your closest point of sale.NA2121 Datasheet. 351Kb24P. Part #: ENA2121. Manufacturer: Sanyo Semicon Device. Description: PWM Current Control Hh-efficient Stepping Motor Driver. 1 Results.