ELECTRICAL CHARACTERISTICS T to T and V = 5V +/-5% unless otherwise noted. MIN MAX CC PARAMETERSMIN.TYP.MAX.UNITS CONDITIONSSP483 DRIVER AC Characteristics Maximum Date Rate 250 kbps Driver Input to Output, t 250 800 2000 ns t ; R = 54Ω, C = C = 100pF, PLH PLH DIFF L1 L2 see figures 3 and 5 Driver Input to Output, t 250 800 2000 ns t ; R = 54Ω, C = C = 100pF, PHL PHL DIFF L1 L2 see figures 3 and 5 Driver Skew 100 800 ns see figures 3 and 5, t = |t - t | SKEW DPHL DPLH Driver Rise or Fall Time 250 2000 ns From 10%-90%; R = 54Ω DIFF C = C = 100pF; see Figures 3 L1 L2 and 5 Driver Enable to Output High 250 2000 ns C = 100pF, see figures 4 and 6, L S closed 2 Driver Enable to Output Low 250 2000 ns C = 100pF, see figures 4 and 6, L S closed 1 Driver Disable Time from High 300 3000 ns C = 15pF, see figures 4 and 6, L S closed 2 Driver Disable Time from Low 300 3000 ns C = 15pF, see figures 4 and 6, L S closed 1 SP483 RECEIVER AC Characteristics Maximum Data Rate 250 kbps Receiver Input to Output 250 2000 ns t , t ; Figures 3 and 7: PLH PHL R = 54Ω, C = C = 100pF DIFF L1 L2 Differential Receiver Skew 100 ns R = 54Ω, C = C = 100pF, DIFF L1 L2 |t - t | see Figures 3 and 7 PHL PLH Receiver Enable to Output Low 20 50 ns C = 15pF, Figures 2 and 8; RL S Closed 1 Receiver Enable to Output High 20 50 ns C = 15pF, Figures 2 and 8; RL S Closed 2 Receiver Disable from LOW 20 50 ns C = 15pF, Figures 2 and 8; RL S Closed 1 Receiver Disable from High 20 50 ns C = 15pF, Figures 2 and 8; RL S Closed 2 SP483 Shutdown Timing Time to Shutdown 50 200 600 ns RE = 5V, DE = 0V Driver Enable from Shutdown 2000 ns C = 100pF; See Figures 4 and 6; L to Output High S Closed 2 Driver Enable from Shutdown 2000 ns C = 100pF; See Figures 4 and 6; L to Output Low S Closed 1 Receiver Enable from 2500 ns C = 15pF; See Figures 4 and 6; L Shutdown to Output High S Closed 2 Receiver Enable from 2500 ns C = 15pF; See Figures 4 and 6; L Shutdown to Output Low S Closed 1 236DSR00 5 Rev. 1.0.3
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