Mini USB interface analog IC enables a single connection for mobile external accessories

Freescale Semiconductor has introduced the MC34825, a new mini USB interface analog IC that enables a single mini USB connector for mobile device external accessories including chargers, headsets, microphones and audio/data connections.

The MC34825 analog IC supports all-passive audio accessories such as stereo audio, microphone and cord remote control functionality.

"The MC34825 leverages Freescale's 15 years of experience in delivering portable power management solutions that help our customers differentiate in competitive consumer electronics markets," said Scott Ward, vice president and general manager of Freescale's Analog, Mixed-Signal & Power Division. "This IC helps consumer device manufacturers give consumers what they want small form factors and a single connection that eliminates the need for multiple adapters and cords."

The key features of the MC34825 analog IC are,

Uses intelligent switching to identify up to 32 different accessory types, such as headsets, microphones and chargers
As a universal charging solution, it supports multiple charger types including AC, DC and USB
Internal power switch to offer OVP against up to 28 V failed power supply input
Supports stereo/mono headset with or without microphone and remote controller with pure passive components
Supports USB or UART R/D test cables
High speed (480 Mbps) USB 2.0 compliant
Supports 32 ID resistance values with a high accuracy 5-bit ADC
Accessory attachment and detachment detection with an interrupt signal to the host IC
I2C interface
10 µA quiescent current in Standby mode

The suggested applications for the MC34825 analog IC include smartbooks, netbooks, eBooks, mobile phones, smartphones, portable media players, portable navigation devices, digital still cameras and camcorders.

Price: Resale pricing is 82 cents (USD) for 10k pieces
Availability: Now

For more details visit www.freescale.com

Editorial Product Rating: Average