MB90F020CPMT-GS-9164

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Application Field and Working Principle of MB90F020CPMT-GS-9164

Introduction

MB90F020CPMT-GS-9164 is a type of 8-bit microcontroller manufactured by Fujitsu Semiconductor. It is a member of the MB91F/F200 series and is mainly used in automotive applications, such as for engine control, airbag control, and body and air-conditioning control. This microcontroller combines the high-performance CPU core of the MB91F/F200 series and CAN communication functions, making it an ideal choice for high-reliability in-vehicle systems.

Application Field

The MB90F020CPMT-GS-9164 is applicable in a wide range of automotive systems as it is designed with a combination of high-performance CPU and CAN communication functions. It is mainly used in engine control and safety controlling systems, and increased safety is achieved by monitoring the program area of engines. It is also used for airbag control and body and air-conditioning control. With its high level of integration, the MB90F020CPMT-GS-9164 reduces parts count and total system host, leading to a reduced system cost. The MB90F020CPMT-GS-9164 has been designed with FPGA-level robustness and reliability—a significant advantage in the harsh automotive environment where the risk of malformed signals, short-circuits, and electrostatic discharge (ESD) is significant. It also supports up to 24K program codes with up to 32K RAM, allowing increased speed and more efficient power utilization by running four functions simultaneously.

Working Principle

The MB90F020CPMT-GS-9164 utilizes a bipolar-style CPU core of the MB91F/F200 series referred to as the 90F series. This CPU core is a 16-bit instruction set and implements an 8-bit A-D converter for input functions for signal handling. The 90F series supports up to 24 K program codes of 8-bit instructions, so that a wide range of functions can be implemented.In terms of memory, the MB90F020CPMT-GS-9164 comes with 32K RAM, so functions can be rapidly and smoothly executed at high speeds. Moreover, the MB90F020CPMT-GS-9164 also incorporates an 8-bit auto-zero ADC, allowing fast and accurate measurements.The MB90F020CPMT-GS-9164 also supports a high-speed three-bit data bus that allows simultaneous operation of four independent functions. With this, designers can respond to the system’s changing requirements with flexibility and speed. It also supports an 8-bit timer interrupt and can support up to 24 external interrupts.

Conclusion

The MB90F0200CPMT-GS-9164 is an 8-bit microcontroller designed for use in harsh automotive environments. It is a highly reliable and robust solution for memory-intensive automotive applications, offering up to 24K program code and 32K RAM. It also has a high-speed three-bit data bus and supports an 8-bit timer interrupt, up to 24 external interrupts, and 8-bit auto-zero ADC. It is an ideal choice for high-reliability in-vehicle systems.

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