UMFT4222H 程序设计器

enly

FTDI UMFT4222EV-B开发模块支持FT4222H高速USB2.0到QuadSPI/I²C桥接IC的原型和开发。设计为小尺寸PCB，UMFT4222EV-B插入标准为宽0.8“的24引脚DIP插座，UMFT4222EV-B的主要功能包括：在SPI模式四倍数据模式下高达28Mbps的数据传输速率;在SPI主模式支持高达4个从选择控制引角，支持单个SPI从机模式下SCK工作频率高达20MHz；厂商的特性包括一次性可编程（OTP）存储器；板载跳线FT4222H配置模式; USB电源配置和VCCIO源选择;真正的3.3V CMOS驱动输出和TTL输入; FTDI的免版税的直接（D2XX）驱动程序，以及板载USB微型B插孔。Features

       

• Single Hi-Speed USB 2.0 chip (FT4222H) to flexible and configurable SPI/I²C interfaces.       
  
• SPI interface support for Single / Dual / Quad SPI Master Mode with configurable target operating speed.       
  
• Up to 28Mbps data transfer rate in SPI mode with quad data mode.       
  
• Support up to 4 slave selection control pins in SPI master mode.       
  
• Support Single SPI Slave Mode with SCK operating frequency up to 20MHz.       
  
• I²C interface support 7-bits address and fully compatible to v2.1 and v3 specification for I2C Master/Slave Mode with configurable target operating speed for 100kbit/S standard mode, 400kbit/S fast mode 1Mbit/S Fast mode plus and 3.4Mbit/S high speed mode.       
  
• Configurable GPIOs controlled by application software via USB bus       
  
• Fully support USB2.0 suspend/resume and remote wakeup       
  
• Support Battery Charger Detection       
  
• OTP memory inside for USB Vendor ID (VID), Product ID (PID), device serial number, product description string and various other vendor specific data.       
  
• USB Power Configurations; bus-powered and self-powered.       
  
• On board jumper for FT4222H configuration mode, USB power configuration and VCCIO source selection       
  
• Integrated power-on-reset circuit.       
  
• True 3.3V CMOS drive output and TTL input. (operates down to 1.8V with external 1.8V power input to VCCIO)       
  
• Support wide supply voltage range.       
  
• USB2.0 Low operating and suspend current; 68mA (active-typ.) and 375uA (suspend-typ.).       
  
• Configurable I/O pin output drive strength: 4mA (min) and 16mA (max)       
  
• UHCI / OHCI / EHCI / XHCI host controller compatible       
  
• FTDI's royalty-free Direct (D2XX) drivers eliminate the requirement for USB driver development in most cases       
  
• Supplied PCB designed to fit a standard 20.2mm (0.8") wide 24 pin DIP socket. Pins are on a 2.54mm (0.1") pitch.       
  
• On board USB Micro-B receptacle allows module to be connected to a PC.