Rochester Electronics Embedded - Microcontrollers LPC1857JET256,551

The LPC1857JET256,551 is a 32-bit ARM Cortex-M3 microcontroller designed for embedded applications, operating at CPU frequencies of up to 180 MHz. It features up to 1 MB of dual bank flash memory, 136 kB of SRAM, and 16 kB of EEPROM, providing ample memory for various applications. The microcontroller includes a range of integrated peripherals such as two high-speed USB controllers, Ethernet MAC, and an LCD controller, making it suitable for complex tasks. The LPC1857JET256,551 supports multiple serial interfaces, including Quad SPI, UARTs, and I¬=C, along with a state-configurable timer/PWM subsystem. It also offers advanced debugging capabilities with JTAG and Serial Wire Debug support, enhancing development efficiency. The device is equipped with a built-in Memory Protection Unit (MPU) and a Nested Vectored Interrupt Controller (NVIC), which contribute to robust performance in real-time applications. Power management features include a single 3.3 V supply with various low-power modes, making it suitable for battery-operated devices. The microcontroller is available in a 256-ball LBGA package, facilitating integration into compact designs. This product is ideal for applications in industrial control, consumer electronics, and e-metering systems.