■ GENERAL DESCRIPTION
The NJU3553 is the C-MOS 4-bit Single Chip OTP type Micro Controller with programmable Flash Memory. It is completely compatible with the NJU3503 in function and the pin configuration. Therefore, the NJU3553 is suitable for the final evaluation before NJU3503 mask generation, the small quantity production and short lead-time.

* In this data sheet, only OTP programming and the difference between NJU3553 and NJU3503 are mentioned mainly.
Therefore the detail function and specification should be referred on the NJU3503 data sheet.

■ FEATURES
● Internal One Time Programmable ROM 2,048 X 8bits
● Internal Data RAM 128 X 4bits
● Wide operating voltage range 2.7V ~ 5.5V
● Package outline SDIP28 / SDMP30 (Compatible with NJU3503)
● ROM programmer “SUPERPRO/L” by XELTEK co,.