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CH315H - USB signal isolation controller

Download the CH315H datasheet PDF. This datasheet also covers the CH315G variant, as both devices belong to the same usb signal isolation controller family and are provided as variant models within a single manufacturer datasheet.

General Description

POWER POWER POWER USB signal 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 Directly connect to USB bus D+ data

Key Features

  • supports 12Mbps full-speed and 1.5Mbps low-speed USB transfer, compatible with USB 2.0.
  • supports USB control transfer, bulk transfer, interrupt transfer, synchronous/isochronous transfer. The DataSheet of CH315 (the first) 2.
  • automatically detect USB Full-Speed or USB Low-Speed, CH315H offer USB transfer status indication.
  • the same chip can be configured as upstream mode and downstream mode, connect to USB-Host and USB-Device.
  • the downstream mode can automatically.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (CH315G-ETC.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number CH315H
Manufacturer Unknown Manufacturer
File Size 126.28 KB
Description USB signal isolation controller
Datasheet download datasheet CH315H Datasheet

Other Datasheets by Unknown Manufacturer

Part Number Description
CH315G USB extension controller
CH334 USB2.0 protocol compliant 4-port USB HUB controller
CH335 USB2.0 protocol compliant 4-port USB HUB controller
CH340 USB to serial chip
CH341 USB bus converter
CH341A USB bus convert
CH342 USB to Dual Serial Ports
CH343 USB to High-Speed Serial Chip
CH344 USB to Quad Serial Ports Chip
CH348 USB to 8-port serial chip

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
The DataSheet of CH315 (the first) 1 USB extension control chip CH315G USB signal isolation control chip CH315H DataSheet Version:1A http://wch.cn http://wch-ic.com 1. Introduction CH315G is USB extension control chip, used for USB signal real time transmit and extend transfer distance. CH315H is USB signals isolation control chip, used for USB bus optical isolator or magnetic isolator. CH315 supports full-speed and low-speed transfer, support USB device dynamic insert and remove. The following is application image.