SP489A Sipex, SP489A Datasheet
SP489A
Available stocks
Related parts for SP489A
SP489A Summary of contents
Page 1
... SN75175, LTC488 and LTC489 DESCRIPTION… The SP488A and SP489A are high speed quad differential line receivers capable of meeting the RS-485 and RS-422 protocols while running at five times the normal transmission rates. The SP488A and SP489A are enhanced versions of Sipex's SP488 and SP489 quad RS-485/RS-422 line receivers. The SP488A features a common receiver enable control ...
Page 2
... –7V V 12V CM Volts –7V V 12V 5.25V IN2 +12V – –4mA +0. +4mA – 0. Volts mA No load © Copyright 2000 Sipex Corporation 4 ...
Page 3
... PLH High to LOW (t ) PHL Differential Receiver Skew (t ) SKD Receiver Rise Time ( SP488A SP489A Receiver Fall Time ( SP488A SP489A RECEIVER ENABLE To Output HIGH To Output LOW RECEIVER DISABLE From Output LOW From Output HIGH +V OD Input A–B – PHL V OH ...
Page 4
... Pin 13 — > Receiver 4 output is enabled 200mV, Receiver 4 output is high. If Receiver output is enabled, and 200mV, Receiver 4 output is low. Pin 14 — RI Pin 15 — RI Pin 16 — Supply Voltage V 5.25V SP489A /EN ...
Page 5
... Receiver 3 output is high. If Receiver 200mV, output is enabled, and 200mV, Receiver 3 output is low. Pin 12 — EN3/EN4 — Receiver 3 and 4 Output Enable. Please refer to SP489A Truth Table (2). Pin 13 — > Receiver 4 output is enabled 200mV, Receiver 4 output is high. If Receiver 4 ...
Page 6
... After cable loss, the signal may degrade and have an amplitude of less than 1.0V. The receiver input sensitivity of the SP488A and SP489A allows the devices to receive signals as low as 200mV. The SP488A features active high and active low common receiver enable controls; the ...
Page 7
... SP489ACP ............... One per driver pair; active High ............ +70 C .................... 16–pin Plastic DIP SP489ACT ................ One per driver pair; active High ............ +70 C ............................. 16–pin SOIC SP489AEP ................ One per driver pair; active High ............ – +85 C ................ 16–pin Plastic DIP SP489AET ................ One per driver pair; active High ............ – +85 C ......................... 16–pin SOIC Please consult the factory for pricing and availability on a Tape-On-Reel option ...