其他系列 50MHz 256K@x8bit 32KB
Overview
The MCF51JE256/128 JE256/128 provides ultra low-power operation, USB connectivity and high measurement accuracy, all in a single 32-bit microcontroller MCU, allowing designers to develop a more fully featured system at a lower cost. The JE256/128 integrates high-resolution analog-to-digital converter ADC and digital-to-analog converter DAC modules, rich peripheral set including a USB 2.0 host/device/on-the-go controller, multiple serial interfaces and an external bus interface.
The JE256/128 is part of Our Flexis® MCU series, which includes both 8-bit S08 and 32-bit V1 ColdFire® MCUs that have a common set of peripherals and development tools to deliver the ultimate in migration flexibility. ® provides a comprehensive suite of development tools and software to help developers design quickly and easily.
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## Features
* On-chip memory
* Up to 256 KB flash
* Up to 32 KB SRAM
* Mini FlexBus external bus interface
* Measurement engine unit
* 12-bit SAR ADC-high resolution ADC
* Programmable delay block
* PRACMP - analog comparator with 5-bit DAC
* Internal voltage reference
* Communication peripherals
* USB device/host/on-the-go controller
* 2 x serial peripheral interface SPI
* 2 x serial communication interface SCI
* I²C
* Timers
* 2 x 4-channel timer
* Pulse width modulator
* Time of day module
* Carrier modulator timer
* System integration
* 2 x keyboard interrupts KBI
* Low-voltage indicator
* Low-power stop 2 current:500 nA 32 KB of active SRAM
* This product is included in NXP’s product longevity program, with assured supply for a minimum of 15 years after launch
## Features