原标题：Lattice iCE40-HX系列超低功耗mobileFPGA开发方案

　　lattice 公司的iCE40-HX系列是用于平板电脑的超低功耗mobileFPGA产品,具有8k个查找表(LUT)和触发器,提供低成本封装,iCE65快85%,集成了PLL和时钟倍频和分频以用于显示器,SerDes和存储器接口,PLL输出高达533MHz,低功耗的逻辑和互连.很适合高性能平板电脑应用.本文介绍了iCE40-HX系列主要特性,架构特性框图以及iCEblink40 iCE40HX1K 评估板主要特性,电路图,主要元件清单和PCB元件布局图.

　　The HX-Series of the iCE40™ "Los Angeles" mobileFPGA™ family is ideal for tablet applications.

　　iCE40-HX系列主要特性:

　　iCE40™ HX-Series Ultra Low-Power mobileFPGA™ Family

　　 HX-Series - Tablet targeted series optimized for high performance

　　 Low cost package offerings

　　 80% faster than iCE65

　　 Tablet resolution HD video and imaging

　　 Proven, high-volume 40 nm, low-power CMOS technology

　　 Integrated Phase-Locked Loop (PLL)

　　 Clock multiplication/division for display, SerDes, and memory interface applications

　　 Up to 533 MHz PLL Output

　　 Reprogrammable from a variety of methods and sources

　　 Flexible programmable logic and programmable interconnect fabric

　　 8K look-up tables (LUT4) and flip-flops

　　 Low-power logic and interconnect

　　 Complete iCEcube™ development system

　　 Windows® and Linux® support

　　 VHDL and Verilog logic synthesis

　　 Place and route software

　　 Design and IP core libraries

　　 Low-cost iCEman40HX development board

　　iCE40HX Ultra Low-Power Programmable Logic Family Summary

　　图1.iCE40-HX系列架构特性框图

　　iCEblink40 iCE40HX1K 评估板

　　This guide describes how to begin using the iCEblink40 Evaluation Kit, an easy-to-use platform for rapidly prototyp-ing designs using the iCE40 mobileFPGA™.

　　iCEblink40 iCE40HX1K 评估板主要特性:

　　• High-performance, low-power iCE40HX1K mobileFPGA

　　• USB programming, debugging, virtual I/O functions, and power supply

　　• Four user LEDs

　　• Four capacitive-touch buttons

　　• 3.3 MHz clock source

　　• 1Mbit SPI serial configuration PROM

　　• Supported by Lattice iCEcube2™ design software

　　• 68 LVCMOS/LVTTL (3.3V) digital I/O connections on 0.1” through-hole connections

　　• Supports third-party I/O expansion boards and modules, including 3.3V Arduino Shield boards (requires additional sockets, not supplied)

　　图2.iCEblink40 iCE40HX1K 评估板外形和主要硬件特性图

　　图3.iCEblink40 iCE40HX1K 评估板尺寸和元件布局图

　　iCEblink40 iCE40HX1K 评估板主要元件清单: