General Description
The Z86E21 microcontroller (MCU) is a 32-pin device with 8 Kbytes of EPROM and 238 bytes of general-purpose RAM. It features a flexible I/O scheme, efficient register and address space structure, and low power consumption.
Key Features
The MCU has two on-chip counter/timers, a UART, and a sophisticated interrupt system. It is available in 40-pin DIP, 44-pin Leaded Chip-Carrier, and 44-pin Quad Flat Pack packages.
Programming
Zilog recommends specific programming equipment for use with this One-Time-Programmable product. Note that some non-Zilog programmers may have different programming waveforms, voltages, and timings.
Pin Descriptions and Absolute Maximum Ratings
The datasheet provides detailed pin descriptions and absolute maximum ratings for the device, including supply voltage, storage temperature, and operational ambient temperature.
Manual:
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