User's Manual

8
WT32 Bluetooth® Audio Module
DESCRIPTION:
WT32 is a Bluetooth 2.1 + EDR module
dedicated for Bluetooth audio applications. In
addition to Bluetooth radio, antenna and
iWRAP Bluetooth stack, WT32 contains a
DSP processor, a stereo audio codec and a
battery charger making it ideal for portable
battery Bluetooth stereo or hands-free audio
applications. WT32 provides an ideal solution
for developers that want to quickly integrate
latest Bluetooth audio technologies into their
design without investing several months
into Bluetooth radio and stack development.
On addition to the standard Bluetooth audio
profiles WT32 also can support aptX® audio
coding technology offering
outstanding Bluetooth Stereo audio quality,
CVC echo cancellation software for hands-
free applications and Apple iAP profile
enabling OEMs to create really unique and
differentiated audio products.
APPLICATIONS:
 Stereo and mono speakers
 Speakerphones
 Hi-Fi Audio devices
 Hands-free car kits
KEY FEATURES:
Radio features:
 Bluetooth v.2.1 + EDR
 Bluetooth class 2 radio
 Transmit power: +7 dBm
 Receiver sensitivity: -86 dBm
 Integrated chip antenna or W.FL
connector
Hardware features:
 UART host interfaces
 802.11 co-existence interface
 10 software programmable IO pins
 Li-Ion and Li-Poly battery charger
 Opertating voltage: 1.8V to 3.6V
 Temperature range: -30C to +85C
 Dimensions: 35.75 x 14.50 x 2.6mm
Audio features:
 Analog, I2S, PCM and SPDIF
interfaces
 Microphone input
 Integrated DSP
 Integrated stereo audio codec
Qualifications:
 Bluetooth
 CE
 FCC
 IC
 Japan