1. general description
alfaplus awa8810 is a low power 2.4ghz wireless digital audio soc embedded many
valuable ip’s including 2.4ghz 3mbps gfsk rf transceiver, ldo, mcu. it reduces the bom cost
significantly. awa8810 is a wireless audio controller. it could be setting on a transmitter or a
receiver. it is suitable for the application of wireless speaker transmitter/receiver and wireless
headset receiver.
.
2. features
single chip with soc
power supply 5v – 2.0v
3mbps 2.4g rf transceiver embedded
5v ldo ldo embedded
8-bit mcu embedded
current consumption
 transmitter 35ma
 receiver 30ma
rf characteristics
 2.4g ism band
 rf power: 4dbm
 sensitivity: -81dbm with 1% p.e.r
 non-overlay channel number: 26
 automatic adaptive frequency channel
selection
 operating range:
150m outdoor line-of-sight
25m indoor line-of-sight
audio characteristics
 non-compression 48khz – 16 bit
 snr: 95db @ 20hz - 20khz
 thd+n: -95db @ 20hz - 20khz
 frequency response: 20hz – 23khz
voice 8khz-16bit without compression
master i 2 s interface supporting 48khz
sampling rate
transmitter slave interface supporting
192khz/96khz/48khz/44.1khz and 32khz
sampling rate
built-in src (sampling rate converter)
programmable latency – minimum
12.5ms
unlimited broadcasting receivers
bi-directional user control data
supporting 16k8 / 8k8 i 2 c serial
eeprom
programmable gpio
24mhz±30ppm crystal
package qfn48, 7mm x 7mm
application
 wireless speaker
 headset/headphone
 iphone/ipod docking

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深圳市芯声电子技术有限公司

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中国 深圳