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SP3485EP Datasheet(PDF) 3 Page - Sipex Corporation |
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SP3485EP Datasheet(HTML) 3 Page - Sipex Corporation |
3 / 9 page 3 10/15/02 SP3481/3485 Low Power Half-Duplex RS485 Transceivers © Copyright 2002 Sipex Corporation SPECIFICATIONS (continued) T AMB = TMIN to TMAX and VCC = +3.3V ± 5% unless otherwise noted. PARAMETERS MIN. TYP. MAX. UNITS CONDITIONS SP3481/SP3485 RECEIVER AC Characteristics Maximum Data Rate 10 Mbps RE = 0V, DE = 0V Receiver Input to Output, t PLH 40 70 100 ns Figures 6 and 11 70 ns T AMB = +25 oC, V CC = +3.3V, Figures 6 and 11 Receiver Input to Output, t PHL 40 70 100 ns Figures 6 and 11 70 ns T AMB = +25 oC, V CC = +3.3V, Figures 6 and 11 Differential Receiver Skew 4 ns t RSKEW = tRPHL - tRPLH, Figures 6 and 11 Receiver Enable to Output Low 35 60 ns Figures 7 and 12; S 1 closed, S2 open Receiver Enable to Output High 35 60 ns Figures 7 and 12; S 2 closed, S1 open Receiver Disable from Low 35 60 ns Figures 7 and 12; S 1 closed, S2 open Receiver Disable from High 35 60 ns Figures 7 and 12; S 2 closed, S1 open SP3481 Shutdown Timing Time to Shutdown 50 75 200 ns RE = 3.3V, DE = 0V Driver Enable from Shutdown to Output High 65 150 ns Figures 4 and 10 Driver Enable from Shutdown to Output Low 65 150 ns Figures 5 and 10 Receiver Enable from Shutdown to Output High 50 200 ns Figures 7 and 12; S 2 closed, S1 open Receiver Enable from Shutdown to Output Low 50 200 ns Figures 7 and 12; S 1 closed, S2 open POWER REQUIREMENTS Supply Current SP3481/3485 No Load 1000 2000 µA RE, DI = 0V or V CC; DE = VCC 800 1500 µA RE = 0V, DI = 0V or V CC; DE = 0V SP3481 Shutdown Mode 10 µA DE = 0V, RE=V CC |
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