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LC786965UW Datasheet(PDF) 3 Page - ON Semiconductor |
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LC786965UW Datasheet(HTML) 3 Page - ON Semiconductor |
3 / 33 page LC786965UW www.onsemi.com 3 Audio processing functions <Audio processing block> Sampling rate converter (SRC) for compressed audio data playback Interpolation (CD-DA only) Mute function (12dB, ∞) Digital attenuator De-emphasis filter Bilingual function Bass / Treble filter <Interface block> Various external audio data output format IIS (48fs/64fs), MSB first right justified (32fs/48fs/64fs), 16 bit data length Internal Microcontroller functions <Sequencer control> CD playback control Servo control, CD anti-shock playback control, CD-ROM file analysis, etc. <Communication control between main controller> Communication format: SIO, I2C <Peripheral interface block> GPIO port 20ports maximum (Shared with other functions.) External interrupt pins 4pins maximum (Shared with other functions.) Serial interface SIO clock synchronized full duplex (3 lines) 1 channel UART full duplex 1 channel <Program memory block> Mask-ROM size: 256kB ROM Collect function is built in for the partial change of the program and Host controller can use this. <Others> System Clock 1’Xtal (16.9344MHz) Watch Dog Timer Notify to outside from pin or reset internally. Power management 2 kinds of sleep mode (1) Only CPU core operates at slow clock and clocks for other blocks are stopping. (2) All clocks are stopping. Others <External memory> External SDRAM Memory size : 16Mbit or 64Mbit Data width : 16bit CAS latency : 2 Burst length : Full Used for CD-DA anti-shock control, CD-ROM decoding. <Internal power supply> 1.2V regulator for internal blocks |
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