UPD78F0746MC-CAB-AX

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UPD78F0746MC-CAB-AX is a single-chip 8-bit microcontroller developed by NEC Electronics. It is one of the advanced members of the NEC 78K0/Kx1 MCU family and is mainly used for embedded system applications in consumer goods. It is designed for consumer applications such as office automation, white goods (washer, fridge, oven), inverters, automotive, and multimedia devices. Moreover, UPD78F0746MC-CAB-AX performs combining accurate A/D conversion, sophisticated serial communications, enhanced 8051 instruction set with an array of peripherals, timers, memory and an accurate clock on a single chip.

The UPD78F0746MC-CAB-AX features a 80C51 core with 4KB of ROM and 3KB of RAM, 4 channels of 8-bit A/D converters, 2ch SPI, 2ch I2C, 1timer, 1watchdog timer and an on chip clock oscillator. In addition, two I/O ports (port 0 and port 1) with associated pins provide additional I/O pins to expand device capabilities. It also provides flexible and innovative users system functions, such as data collection and measurement, control, digital communications, and analog multiplexing. It also has high immunity to power supply noise, low power consumption (less than 1mW) and high speed operation.

The UPD78F0746MC-CAB-AX provides an 8051-based instruction set optimized for high speed operation. The instruction set consists of 8-bit data manipulation calculations, Digital Signal Processing (DSP) instructions, high speed single-bit manipulations, and instruction cache. Furthermore, the embedded memory of the UPD78F0746MC-CAB-AX allows up to 4KB of ROM and 3KB of RAM. This allows users to store their code in the ROM, and also use the RAM for variables and intermediate results whenever necessary.

Regarding the applications, the UPD78F0746MC-CAB-AX can be used in embedded systems for a variety of applications. It is especially suitable for applications ranging from consumers white goods control to automotive power supply control. For example, it can be used in the EEPROM’s for white goods, car alarm systems, and console games. Moreover, the integrated microcontroller is capable of executing programs in the ROM and can provide several I/O functions such as digital I/O ports and CAN ports.

The UPD78F0746MC-CAB-AX also supports on-chip clock oscillator and PLL circuit. The PLL circuit allows microcontroller to increase its internal clock to the desired frequency. This allows faster operation and can increase the execution speed of the applications. Furthermore, the integrated subsystems provide features such as high immunity to noise and low power consumption.

In conclusion, UPD78F0746MC-CAB-AX is a single chip microcontroller designed for embedded system applications in consumer goods. This advanced 8051 based microcontroller offers improved performance and enhanced capabilities such as data collection, measurement, control, digital communications and analog multiplexing. This embedded microcontroller is highly suitable for various applications ranging from white goods controls to automotive power-supply controls. With its flexible and advantageous features, UPD78F0746MC-CAB-AX is an ideal choice for various meaningful embedded system applications.

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