Z8019520FSG

Ethernet:	--
Base Part Number:	Z80195
Additional Interfaces:	CSIO, SCC, UART
Supplier Device Package:	100-QFP
Package / Case:	100-QFP
Security Features:	--
Operating Temperature:	0°C ~ 70°C (TA)
Voltage - I/O:	5.0V
USB:	--
SATA:	--
Series:	Z180
Display & Interface Controllers:	--
Graphics Acceleration:	No
RAM Controllers:	DRAM
Co-Processors/DSP:	--
Speed:	20MHz
Number of Cores/Bus Width:	1 Core, 8-Bit
Core Processor:	Z8S180
Part Status:	Active
Packaging:	Tray

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Introduction

Z8019520FSG is an integrated circuit (IC) produced by Zilog Inc. featuring a 40-pin dual in-line package (DIP). It is designed to work as a specialized 8-bit microprocessor for embedded systems. The Z8019520FSG comes with 64 Kilobytes (Kb) of on-chip ROM and 2 kilobytes (Kb) of on-chip RAM, making it an ideal choice for a wide range of embedded applications where memory space is limited.

Application field

The Z8019520FSG is a highly specialized IC that finds application in a wide range of embedded applications where a specialized 8-bit microprocessor is preferred. It is widely used as a processor core in home automation systems, consumer electronics, energy management systems and motor control systems. This processor is also employed in video systems, telecommunication systems, gaming systems and industrial control systems.The Z8019520FSG combines an 8-bit processor with on-chip ROM and RAM memory. It has a 16-bit wide address bus and an 8-bit wide data bus. This IC is designed to respond to a variety of common control and data processing tasks, such as serial communication, A/D conversion and complex math operations.

Working principle

At its core, the Z8019520FSG is a 8-bit processor that utilizes the same basic instruction set as classical 8-bit processors. Memory is divided into two distinct areas for instructions and data, known as Program Memory and Data Memory respectively. Program Memory is composed of on-chip ROM and RAM, while Data Memory is composed of on-chip RAM and optional on-chip EEPROM. The Z8019520FSG contains a total of four on-chip timers and a watchdog timer.The Z8019520FSG contains eight 8-bit general purpose registers (GPRs) and four 16-bit programmable I/O registers (PIRs) for interfacing with external hardware. In addition, the processor also incorporates 256 bytes of system RAM for storing registers, flags and other data. Program execution is defined by the instruction set, which includes the basic arithmetic, logic and control operations.The Z8019520FSG features a wide range of functions, including interrupt handling and power management. The processor supports two-level interrupt handling with dedicated interrupt vectors. It also supports on-chip power saving features, such as programmable power-on reset, power down modes, clock switching and clock stopping.

Conclusion

The Z8019520FSG is an 8-bit processor used in a wide range of embedded applications. It features a 16-bit address bus and 8-bit data bus, as well as four on-chip 16-bit programmable I/O registers. Program execution is determined by its instruction set, which covers basic arithmetic, logic, and control operations. The processor also supports interrupt handling, two-level interrupt handling, power-on reset and power down modes, as well as clock switching and clock stopping. The Z8019520FSG is ideal for embedded applications where memory space is limited.

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