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UPD301B Datasheet(PDF) 36 Page - Microchip Technology |
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UPD301B Datasheet(HTML) 36 Page - Microchip Technology |
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36 / 45 page ![]() UPD301B/C DS00003412A-page 36 2020 Microchip Technology Inc. TABLE 5-8: SPI TIMING VALUES Symbol Description Min Typ Max Units tSCK SPI_CLK period (Master) 84 tSCKW SPI_CLK high/low width (Master) 0.5*tSCK tSCKR SPI_CLK rise time (Master) 7 ns tSCKF SPI_CLK fall time (Master) 9.5 ns tMIS SPI_MISO setup to SPI_CLK (Master) 29 ns tMIH SPI_MISO hold after SPI_CLK (Master) 8 ns tMOS SPI_MOSI setup to SPI_CLK (Master) tSCK/2 - 16 ns tMOH SPI_MOSI hold after SPI_CLK (Master) 16 ns tSSCK SPI_CLK period (Slave) 1*tCLK_APB ns tSSCKW SPI_CLK high/low width (Slave) 0.5*tSSCK ns tSSCKR SPI_CLK rise time (Slave) 7 ns tSSCKF SPI_CLK fall time (Slave) 9.5 ns tSIS SPI_MOSI setup to SPI_CLK (Slave) tSSCK/2-19 ns tSIH SPI_MOSI hold after SPI_CLK (Slave) tSSCK/2-5 ns tSSS SPI_SS setup to SPI_CLK (Slave, PRELOADEN=1) 2*tCLK_APB + tSOS ns SPI_SS setup to SPI_CLK (Slave, PRELOADEN=0) tSOS+7 ns tSSH SPI_SS hold after SPI_CLK (Slave) tSIH-4 ns tSOS SPI_MISO setup to SPI_CLK (Slave) tSSCK/2-20 ns tSOH SPI_MISO hold after SPI_CLK (Slave) 20 ns tSOSS SPI_MISO setup after SPI_SS low (Slave) 16 ns tSOSH SPI_MISO setup after SPI_SS high (Slave) 11 ns |
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