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BUY M5450B7 https://www.utsource.net/itm/p/655455.html
LED DISPLAY DRIVERS
The M5450B7 is a 40-pin DIP (dual in-line package) integrated circuit (IC) manufactured by STMicroelectronics. It is a 4-bit microcontroller with an 8-bit central processing unit (CPU). It has a built-in ROM (read-only memory) of 4K bytes and a RAM (random access memory) of 256 bytes. The M5450B7 has an 8-bit timer, a serial port, and an 8-bit analog-to-digital converter (ADC). The M5450B7 is designed for use in embedded systems, such as consumer electronics, automotive, and industrial applications. It is suitable for applications that require low power consumption and high performance. It is also suitable for applications that require a low cost solution. The M5450B7 is compatible with a variety of development tools, such as the STM32CubeIDE and STM32CubeMX. The M5450B7 features a low power consumption of 1.2 mA/MHz, a high performance of up to 32 MIPS (million instructions per second), and a wide operating temperature range of -40°C to +85°C. It also features a wide range of peripherals, such as a UART, SPI, I2C, and PWM. The M5450B7 is also compatible with a variety of development tools, such as the STM32CubeIDE and STM32CubeMX. (For reference only)