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CH374 Datasheet USB bus interface

Manufacturer: Unknown Manufacturer

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Datasheet Details

Part number CH374
Manufacturer Unknown Manufacturer
File Size 204.91 KB
Description USB bus interface
Download CH374 Download (PDF)

Overview

The DataSheet of CH374 (the first) 1 USB bus interface chip CH374 English DataSheet Version: 2 http://wch.cn http://wch-ic.com 1.

Introduction CH374 is a USB bus universal interface chip, supports both USB-HOST and USB-DEVICE/SLAVE mode.

There are three ports of HUB internal.

Key Features

  • Supports low-speed of 1.5Mbps and full-speed of 12Mbps, conforms to USB Specification Version 2.0, only needs crystal and capacitor as peripherals.
  • Supports USB host interface and USB device interface, and supports exchanging USB-HOST and USB-DEVICE mode dynamically.
  • CH374U has 3 ports of ROOT-HUB internal, and supports 3 USB devices.
  • Supports control transfer, bulk transfer, interrupt transfer and synchronous/isochronous transfer of USB device with common low-speed and f.

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