(China (Mainland))
Product Summary
A highly integrated SOC for MP3 player, AU6850B integrates MCU, MP3 decoder, USB Host controller, SD/MMC card controller, a 16-bit audio decoder and an IR decoder in a single chip. Compared with traditional flash-MP3 player, AU6850B offers a lower cost, lower power consumption, flexible and more powerful host MP3 player solution.
Parametrics
AU6850B absolute maximum ratings: (1)Power Supply Voltage (IO), VCC_IO_AB: -0.5 to 4.6 V; (2)Power Supply Voltage (Core), VCC_CORE_AB: 0 to 2 V; (3)Power Supply Voltage (DAC), VCC_DAC_AB: -0.3 to 3.6 V; (4)Storage Temperature, TEMP_STG: -65 to 150℃.
Features
AU6850B features: (1)Low power 0.18um CMOS technology; (2)Power supply 1.8V/3.3V, power consumption 85mw; (3)Enhanced 8051, up to 10 times faster than standard 8051; (4)Dynamic MCU running clock frequency adjustment to reduce power consumption and EMI; (5)USB2.0 full-speed host controller; (6)SD/MMC card controller; (7)Support MPEG 1/2/2.5 layer2/3 decoding, data rate 32kbps to 320kbps, including VBR; (8)Support 9 sampling frequency: 8kHz/ 11.025kHz/ 12kHz/ 16kHz/ 22.05kHz/ 24kHz/ 32kHz/ 44.1kHz/ 48kHz; (9)Embedded sound equalizer; (10)Support tag format ID3v1 and ID3v2.4; (11)Support FAT16/FAT32 file system; (12)Embedded 16-bit sigma-delta audio DAC; (13)Embedded headphone amplifier; (14)Support IR Remote control; (15)GPIO for various purposes; (16)Embedded LDO 3.3V->1.8V; (17)Pin to Pin compatible with AU68501; (18)Embedded 32KB OTP memory for program code storage.
Diagrams
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 AU6800 |
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AU6802 |
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AU6840 |
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