Z8F022APH020SG

Program Memory Size:	2KB (2K x 8)
Base Part Number:	Z8F022A
Package / Case:	20-DIP (0.300", 7.62mm)
Operating Temperature:	0°C ~ 70°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 7x10b
Voltage - Supply (Vcc/Vdd):	2.7 V ~ 3.6 V
RAM Size:	512 x 8
EEPROM Size:	64 x 8
Program Memory Type:	FLASH
Series:	Encore!® XP®
Number of I/O:	17
Peripherals:	Brown-out Detect/Reset, LED, LVD, POR, PWM, Temp Sensor, WDT
Connectivity:	IrDA, UART/USART
Speed:	20MHz
Core Size:	8-Bit
Core Processor:	eZ8
Part Status:	Obsolete
Packaging:	Tube

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Introduction

The Z8F022APH020SG is an 8-bit microcontroller (MCU) with an enhanced monitor mode, developed and marketed by Renesas Electronics. It is a high-performance 8-bit 8051-compatible MCU which uses the single-chip flash module FlashROM for reliable data storage. The FlashROM can be programmed via the on-chip programming interface and supports feature-rich development environments to provide the designers with maximum flexibility and efficiency.

Features

The Z8F022APH020SG integrates several relevant features such as:

• High performance 8-bit 8051 instruction set compatible CPU
• FlashROM memory with in-system programming capability
• 32K x 8 bytes FlashROM memory
• 6K x 8 bytes RAM
• One 8-bit and two 16-bit timer/counter
• Two 8-bit Processors: DAC, ADC, UART
• Enhanced monitor mode for debugging
• On-chip debugging support
• Enhanced HALT, RUN and SLEEP instruction set
• It also includes an interrupt controller and on-chip oscillator.

Application Field

The Z8F022APH020SG is mainly used for various deigned application such as consumer appliances, automotive, industrial and communication applications. Due to its enhanced monitor mode, the microcontroller is especially useful in consumer application such as control and management of AC/DC power. It also serves in other consumer elelctronic products like microwave ovens, Automatic Rice Cookers, dishwashers, and thermostats.The microcontroller is also used in communication application such as Personal Digital Assistants (PDA) and cellular phones. Similarly, it is used in automotive applications such as engine control and antilock break systems. Additionally, the Z8F022APH020SG is used for industrial applications for digital control, servo motor control, factory automation and process control.

Working Principle

The microcontroller uses an on-chip bus architecture based 8051 instruction set, which helps in accessing external memory. This enables the microcontroller to receive and interpret the instructions given to it and then execute it in a precise manner, resulting in improved efficiency and performance.When powered on, the Z8F022APH020SG initializes its internal memory, reads and executes the instructions present in its FlashROM. The monitoring mode helps in debugging the program and facilitates the debugging of complex programs involving multi-step processes.The microcontroller, comprising an enhanced HALT, RUN and SLEEP instruction sets, facilitates low power modes. These instruction sets suspend the microcontroller during idle periods and hence help in conserving power by minimizing the offset voltage, active power and current consumption. Moreover, the on-chip debugging support enables design engineers to debug errors in the program codes during development.The Z8F022APH020SG comes with a CPU Core Size of 8-bit, 32K x 8 bytes FlashROM memory and 6K x 8 bytes RAM. It has an on-chip programming interface which allows the users to design their own program on it. The microcontroller also supports feature-rich development environments, enabling the users to create more efficient and reliable applications.

Conclusion

The Z8F022APH020SG is an 8-bit microcontroller, ideal for various designed applications such as consumer appliances, automotive, industrial and communication applications. The microcontroller uses an on-chip bus architecture based 8051 instruction set and also possesses enhanced monitor mode, which allows users to debug complex programs. Moreover, it comes with a FlashROM memory with in-system programming capability, on-chip debugging support, enhanced HALT, RUN and SLEEP instruction set, which helps in conserving power by minimizing the offset voltage and active power. All these features ensure that the Z8F022APH020SG provides the designers with maximum flexibility and efficiency during development.

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