bu6939fv ROHM Co. Ltd., bu6939fv Datasheet
bu6939fv
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bu6939fv Summary of contents
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... Single playback mode, Available bit-rate is 16kbps(High compression) - 128kbps(High Quarity) at 32kHz sampling or 16kHz sampling). 2) Voice/audio data is stored in serial Flash ROM which is connected to BU6939FV through SPI-serial Interface. Duration for playback is 32seconds/Mbits(standard) or max 64s/Mbits(Maximum). 3) Input system clock: 16.384MHz/8.192MHz/4.096MHz/2.048MHz. 4) Audio sampling rate is 32kHz or 16kHz and Built-in 16bits DAC 5) Operation by single power supply ...
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Item Pow er dissipa tion Ap plie d vo ltag ltag e O per ating te mp era Stor age temper a tur e ...
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... Direct tune input pin Command (Serial I/F) Pre-Processor Controller ROM I/F SPI I/F Serial ROM BU6939FV LOT No. SSOP-B28 Figure1 External dimention SIO Main processor I/F controller Voice signal Proccessing part Temporary RAM Coef. RAM Regulator Figure 2. Block diagram REV ...
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PIN Pin Name NO. 1 GND 2 VSEL2/TXD 3 VSEL1/RXD 4 VSEL0/RXCB 5 TSEVENT/BUSY 6 VSEL3/SYNCREQ 7 GND 8 VDD1.8_IN 9 REG18 10 STBY 11 TESTEN 12 VDD_IN 13 SPISCK 14 SPISO 15 SPISI 16 SPICEB 17 GND ...
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No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose ...