CH374 - USB bus interface

Product Overview

Datasheet Details

Part number	CH374
Manufacturer	ETC
File Size	204.91 KB
Description	USB bus interface
Datasheet	CH374 Datasheet
Additional preview pages of the CH374 datasheet.

Product details

Description

VCC GND V3 XI XO UD+ UD- D7~D0 RD# WR# CS# INT# A0 ACT# UEN CKO RSTI RST RST# SLP POWER POWER POWER IN OUT USB signal USB signal Bi-directional tri-state IN IN IN Open drain OUT IN Open drain OUT IN OUT IN OUT OUT OUT Positive power input port, requires an external 0.1uF power decoupling capacitance Public ground, ground connection for USB Attachment of VCC input external power while 3.3V;connects of 0.01uF decoupling capacitance outside while 5V Input of crystal oscillator, attachment of cry

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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Other Datasheets by ETC

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Published: Apr 22, 2010 |