Product Summary

The FSA9280AUMX is a USB Port Multimedia Switch. The FSA9280AUMX features automatic switching and accessory detection for the USB port. This switch allows sharing of a common USB port to pass audio, USB data / charging, as well as factory programmability. In addition, the FSA9280AUMX integrates detection of accessories; such as headphones, headsets (MIC / button), car chargers, USB chargers, and UART data cables; with the ability to use a common USB connector. The FSA9280AUMX can be programmed for manual or automatic switching of data paths based on accessory detected. FSA9280AUMX includes an integrated 28V over-voltage and 1.5A over-current protected FET. The applications of the FSA9280AUMX include Mobile Phones and Portable Media Players.

Features

FSA9280AUMX features: (1)Signals: Audio, USB, UART, USB Charging; (2)Switch Mechanism: Automatic Switching with Available Interrupt; (3)USB: FS and HS 2.0 Compliant; (4)Audio: Left, Right, MIC, TTY; (5)VBAT: 3 to 4.4V; (6)Programmability: I2C; (7)Ordering Information: FSA9280AUMX.

Diagrams

FSA9280AUMX block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
FSA9280AUMX
FSA9280AUMX

Fairchild Semiconductor

Switch ICs - Various USB 2.0 Acc. Detect. Switch w/28V FET

Data Sheet

0-3720: $0.61
3720-5000: $0.59
5000-10000: $0.56
FSA9280AUMX_F065
FSA9280AUMX_F065

Fairchild Semiconductor

Switch ICs - Various USB Port 3:1 Switch

Data Sheet

0-3720: $0.61
3720-5000: $0.59
5000-10000: $0.56