Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Name LRCI BCKI DI TMOD0 RSTN VDD IISI IMOD0 IMOD1 DEEM FS0 FS1 DMUTE THROU TMOD1 OMOD1 OMOD0 IISO VSS SCKO SLAVE DOUT BCKO LRCO I/O I I I I I
I I I I I I I I I I I I
I I O I/O I/O Sample rate clock input (fsi)
Features
a built-in digital deemphasis filter and direct mute functions.
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SM5950AM Asynchronous Sample Rate Converter
OVERVIEW
The SM5950AM is a digital audio signal asynchronous sample rate converter LSI. It supports 16/20/24-bit word-length input/output interface data. It also features a built-in digital deemphasis filter and direct mute functions.
FEATURES
Functions
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PINOUT
(Top view)
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L/R 2-channel (stereo) processing Input sample rate range: 20kHz to 100kHz Output sample rate range: 30kHz to 50kHz Operating sample rate conversion ratio (fso/fsi)*1 : 0.45 to 2.205 selectable *1: fsi = input sample rate fso = output sample rate Asynchronous input and output clock timing System clock input • Input system clock: 1fsi (LRCI) • Output system clock: 512fso (SCKO input) Deemphasis filter function • IIR-type filter • fsi = 44.
SM5950AM Datasheet
