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CS4222-KS データシート(PDF) 10 Page - Cirrus Logic |
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CS4222-KS データシート(HTML) 10 Page - Cirrus Logic |
10 / 29 page CS4222 10 DS236F1 SWITCHING SPECIFICATIONS - CONTROL PORT INTERFACE (SPI) (Inputs: Logic 0 = DGND, Logic 1 = VD) Notes: 8. tspi only needed before first falling edge of CS after RST rising edge. tspi = 0 at all other times. 9. Data must be held for sufficient time to bridge the transition time of CCLK. 10. For fsclk <1MHz. Parameter Symbol Min Max Unit SPI Mode CCLK Clock Frequency fsck -6 MHz RST Rising Edge to CS Falling tsrs 500 - ns CCLK Edge to CS Falling (Note 8) tspi 500 - ns CS High Time Between Transmissions tcsh 1.0 - µs CS Falling to CCLK Edge tcss 20 - ns CCLK Low Time tscl 66 - ns CCLK High Time tsch 66 - ns CDIN to CCLK Rising Setup Time tdsu 40 - ns CCLK Rising to DATA Hold Time (Note 9) tdh 15 - ns Rise Time of CCLK and CDIN (Note 10) tr2 - 100 ns Fall Time of CCLK and CDIN (Note 10) tf2 - 100 ns t r2 t f2 t dsu t dh t sch t scl CS CCL K CDIN t css t csh t spi t srs RS T Figure 2. Control Port Timing - SPI Mode |
同様の部品番号 - CS4222-KS |
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同様の説明 - CS4222-KS |
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