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AED30A Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers |
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AED30A Datasheet(HTML) 4 Page - List of Unclassifed Manufacturers |
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4 / 35 page  M-NARA (AED30A) 2. FEATURES MPEG 1/2 Audio layer 3 encoder/decoder single chip Fully hardwired design for ultra low power and cost Various user interface (I2C, I2S, PIO) Host read/write access with I2C interface 16bits PCM data input/MP3 data output for encoder with I2C/I2S/PIO interface MP3 data input for decoder with I2C/I2S/PIO interface Internal PLL 12.288MHz single clock Need not program download Power down mode for reducing power consumption Power consumption – normal mode (encoder : 8mA, decoder : 6mA ) 3.3/2.5V power supply 64 pin TQFP 2.1 Encoder Features Flexible encoding bit rate (MPEG1 : 32 ~ 320kbps, MPEG2 : 8 ~ 160kbps) Various audio source input (music, voice, radio, audio line-in, 16bit PCM data) Voice record/playback (16kHz sampling freq. 8~32kbps mono) function MPEG1 layer3 format 32, 44.1, 48kHz 16-bit stereo ADC sampled data/16bits PCM data input Flexible compression ratio(32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320kbps) stereo/joint-stereo/mono encoded data serial/parallel output For music application MPEG2 layer3 format 16, 22.05, 24kHz 16-bit stereo ADC sampled data/wave file data input Flexible compression ratio(8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160kbps) stereo/joint-stereo/mono encoded data serial/parallel output In case of 8Kbps case, only 16kHz mono encoding is possible. For voice application(16kHz 8~32kbps mono encoding) 4 Confidential |
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