Product Summary

The Z84C0020PEC is a Central Processing Unit. The Z84C0020PEC is fourth-generation enhanced microprocessors with exceptional computational power. The Z84C0020PEC offers higher system throughput and more efficient memory utilization than comparable second- and third-generation microprocessors. The internal registers contain 208 bits of read/write memory that are accessible to the programmer. In addition, there are two sets of accumulator and flag registers. A group of "Exchange" instructions makes either set of main or alternate registers accessible to the programmer. The alternate set allows operation in foreground-background mode or itmay be reserved for very fast interrupt response.

Parametrics

Z84C0020PEC absolute maximum ratings: (1)Voltage on Vcc with respect to VSS: - 0.3 to +7V; (2)Voltages on all inputs with respect to Vss: - 0.3 to Vcc + 0.3V; (3)Storage Temperature: - 65℃ to +150℃.

Features

Z84C0020PEC features: (1)NMOSversionforlow cost high perfomance solutions; (2)CMOS version for high performance low power designs; (3)NMOS Z0840004 - 4 MHz,Z0840006 - 6.17 MHz, Z0840008 - 8 MHz; (4)6 MHz version can be operated at 6.144MHz clock The Z80 microprocessors and associated family of peripherals can be linked by a vectored intenVptsystem. This system can be daisy-ehained to allow implementation of a priority interrupt scheme; (5)Duplicate set of both general-purpose and flag registers; (6)Two sixteen-bit index registers.

Diagrams

Z84C0020PEC block diagram

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