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Z86C21 - 8K ROM Z8 CMOS MICROCONTROLLER

General Description

The Z86C21 microcontroller is a member of the Z8 singlechip microcontroller family with 8 Kbytes of ROM and 236 bytes of RAM.

The device is packaged in a 40-pin DIP, 44-pin PLCC, or a 44-pin QFP with a ROMless pin option available on the 44-pin versions only.

Key Features

  • s s 8-Bit CMOS MCU with 8 Kbytes of ROM 256 Byte Register File - 236 Bytes of General-Purpose RAM - 16 Bytes Control/Status Registers - 4 Bytes for Ports 40-Pin DIP, 44-Pin PLCC or 44-Pin QFP Package s s s s Full-Duplex UART All Digital Inputs are TTL Levels Auto Latches RAM and ROM Protect Two Programmable 8-Bit Counter/Timers each with 6-Bit Programmable Prescaler. Six Vectored, Priority Interrupts from Eight Different Sources Clock Speeds: 12 and 16 MHz On-Chip Oscillator that Accepts a Cr.

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Datasheet Details

Part number Z86C21
Manufacturer Zilog.
File Size 413.83 KB
Description 8K ROM Z8 CMOS MICROCONTROLLER
Datasheet download datasheet Z86C21 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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WITH 8K ROM Z86C21 MCU P RODUCT S PECIFICA TION Z86C21 8K ROM Z8® CMOS MICROCONTROLLER FEATURES s s 8-Bit CMOS MCU with 8 Kbytes of ROM 256 Byte Register File - 236 Bytes of General-Purpose RAM - 16 Bytes Control/Status Registers - 4 Bytes for Ports 40-Pin DIP, 44-Pin PLCC or 44-Pin QFP Package s s s s Full-Duplex UART All Digital Inputs are TTL Levels Auto Latches RAM and ROM Protect Two Programmable 8-Bit Counter/Timers each with 6-Bit Programmable Prescaler. Six Vectored, Priority Interrupts from Eight Different Sources Clock Speeds: 12 and 16 MHz On-Chip Oscillator that Accepts a Crystal, Ceramic Resonator, LC, or External Clock Drive. s s s s s s s 4.5V to 5.5V Operating Range Low Power Consumption: 220 mW (max) @ 16 MHz Fast instruction pointer: 1.