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SP3493EN Datasheet(PDF) 4 Page - Sipex Corporation |
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SP3493EN Datasheet(HTML) 4 Page - Sipex Corporation |
4 / 11 page 4 10/16/02 SP3493/3494 +3.3V Low Power Slew-Rate Limited RS-485/RS-422 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 SP3494 RECEIVER AC Characteristics Maximum Data Rate 2.5 Mbps RE = 0V, DE = 0V Receiver Input to Output, t PLH 40 70 100 ns Figures 6 and 11 Receiver Input to Output, t PHL 40 70 100 ns Figures 6 and 11 Differential Receiver Skew 10 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 SP3494 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 SP3494 POWER REQUIREMENTS Supply Current 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 Shutdown Mode 10 µA DE = 0V, RE=V CC |
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