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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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70592C датащи(PDF) 276 Page - Microchip Technology |
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70592C датащи(HTML) 276 Page - Microchip Technology |
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276 / 314 page  PIC24HJXXXGPX06A/X08A/X10A DS70592C-page 276 © 2011 Microchip Technology Inc. TABLE 24-37: I2Cx BUS DATA TIMING REQUIREMENTS (SLAVE MODE) AC CHARACTERISTICS Standard Operating Conditions: 3.0V to 3.6V (unless otherwise stated) Operating temperature -40°C ≤ TA ≤+85°C for Industrial -40°C ≤TA ≤+125°C for Extended Param. Symbol Characteristic Min Max Units Conditions IS10 TLO:SCL Clock Low Time 100 kHz mode 4.7 — μs Device must operate at a minimum of 1.5 MHz 400 kHz mode 1.3 — μs Device must operate at a minimum of 10 MHz 1 MHz mode(1) 0.5 — μs— IS11 THI:SCL Clock High Time 100 kHz mode 4.0 — μs Device must operate at a minimum of 1.5 MHz 400 kHz mode 0.6 — μs Device must operate at a minimum of 10 MHz 1 MHz mode(1) 0.5 — μs— IS20 TF:SCL SDAx and SCLx Fall Time 100 kHz mode — 300 ns CB is specified to be from 10 to 400 pF 400 kHz mode 20 + 0.1 CB 300 ns 1 MHz mode(1) — 100 ns IS21 TR:SCL SDAx and SCLx Rise Time 100 kHz mode — 1000 ns CB is specified to be from 10 to 400 pF 400 kHz mode 20 + 0.1 CB 300 ns 1 MHz mode(1) — 300 ns IS25 TSU:DAT Data Input Setup Time 100 kHz mode 250 — ns — 400 kHz mode 100 — ns 1 MHz mode(1) 100 — ns IS26 THD:DAT Data Input Hold Time 100 kHz mode 0 — μs— 400 kHz mode 0 0.9 μs 1 MHz mode(1) 00.3 μs IS30 TSU:STA Start Condition Setup Time 100 kHz mode 4.7 — μs Only relevant for Repeated Start condition 400 kHz mode 0.6 — μs 1 MHz mode(1) 0.25 — μs IS31 THD:STA Start Condition Hold Time 100 kHz mode 4.0 — μs After this period, the first clock pulse is generated 400 kHz mode 0.6 — μs 1 MHz mode(1) 0.25 — μs IS33 TSU:STO Stop Condition Setup Time 100 kHz mode 4.7 — μs— 400 kHz mode 0.6 — μs 1 MHz mode(1) 0.6 — μs IS34 THD:STO Stop Condition Hold Time 100 kHz mode 4000 — ns — 400 kHz mode 600 — ns 1 MHz mode(1) 250 ns IS40 TAA:SCL Output Valid From Clock 100 kHz mode 0 3500 ns — 400 kHz mode 0 1000 ns 1 MHz mode(1) 0 350 ns IS45 TBF:SDA Bus Free Time 100 kHz mode 4.7 — μs Time the bus must be free before a new transmission can start 400 kHz mode 1.3 — μs 1 MHz mode(1) 0.5 — μs IS50 CB Bus Capacitive Loading — 400 pF — Note 1: Maximum pin capacitance = 10 pF for all I2Cx pins (for 1 MHz mode only). |
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