Features ◇Support MPEG 1/2/2.5
Audio layer 3 decode, include VBR ◇Support WMA 7.0
decode ◇Support
IMA ADPCM encode/decode ◇16-bit
DSP for audio decoder ◇8-bit
MCU for system control ◇USB
2.0 device (high speed/ full speed)
interface for download/upload ◇Hardware support
NAND Flash interface up to 2 chips,
1GB. ◇Built-in
16-bit Sigma-Delta DAC and headphone
amplifier with volume control. ◇Built-in 10-bit
ADC for ADPCM recording and other
measurement ◇Built-in
high conversion efficiency DC-DC converter
for single cell battery operation.
◇Built-in power
regulator for both USB bus power and
Li-Battery application. ◇Built-in
battery detector to monitor battery
status. ◇Low
system power consumption, 65mw during
normal plyback condition. ◇Built-in
GPIO for various applications
