Description
www.DataSheet4U.com PRELIMINARY PRODUCT INFORMATION µPD789841, 789842 8-BIT SINGLE-CHIP MICROCONTROLLERS MOS INTEGRATED CIRCUIT The µPD789841 and µ.
of their functions, etc.
Features
* On-chip ROM and RAM
Item Product name Program memory (ROM) 8K bytes 16K bytes Data memory (Internal high-speed RAM) 256 bytes Package 44-pin plastic QFP (10 × 10 mm)
µPD789841 µPD789842
* Minimum instruction execution time can be switched between high speed (0.24 µs) and low spee
Applications
* Inverter-driven air conditioners, etc. The information contained in this document is being issued in advance of the production cycle for the device. The parameters for the device may change before final production or NEC Corporation, at its own discretion, may withdraw the device prior to its produc