
简介
EJ198和EJ188 是一款 PCIe Gen2 x2 lanes转USB 3.0的主机控制器,,,,,,该控制器切合 PCIe 2.0 版规范、USB 3.0 规范以及可扩展主机控制器接口(xHCI)1.0 版标准。。。。。EJ198 为 PC 主机系统配备了 PCIe 第二代双通道,,,,,,同时拥有四个 USB 3.0 下游端口。。。。。这些端口可兼容 USB 3.0 和现有的 USB 2.0/1.1 外设,,,,,,可提供超高速(SuperSpeed)、高速(HighSpeed)、全速(FullSpeed)和低速(LowSpeed)信号。。。。。

特征
■ Host Interface
- Compliant with the PCI Express Base Specification Revision 2.0
● Support PCIe Gen2 x2 lanes
- Supports the PCI Bus Power Management Interface Specification Revision 1.2
- Supports the SPI/I2C type ROM/flash
- System clock uses either 25MHz crystal or external clock
- 3.3V for I/O power and 1.2V for core power
■ USB interface
- Compliant with the Universal Serial Bus 3.0 specification Revision 1.0
● Supports data rate :
? LowSpeed(1.5 Mbps)
? FullSpeed(12 Mbps)
? HighSpeed(480 Mbps)
? SuperSpeed(5 Gbps)
● Four downstream USB3.0 ports
● Support USB data transfer types:
? Control
? Bulk(stream)
? Interrupt
? Isochronous transfer
● Compliant with eXtensible Host Controller Interface (xHCI)
Specification revision 1.0
■ Package
- 88-QFN (10 x 10)
应用
※ PCI-e转USB拓展卡
※ USB转接卡
| Part Number | Package | Description | Download |
| EJ188 | QFN88 | USB 3.0 Host Controller,,,,,,PCIe GEN2.0 x2 lanes, | |
| EJ198 | QFN88 | USB 3.0 Host Controller,,,,,,PCIe GEN2.0 x2 lanes, |
关注微信号,,,,,,惊喜等你来
x