134 Quad Line (RS232C) Receiver 1489 ee 7 wemlee| @ % . Br: et Ey im * om] min | Typ | max wi 3 { Vcc 10 V INPUT ALT | [14] Vec Es. t Van Eo Vi 30 val v | tr | SN75189/A oO nl RESPONSE = 4.07 Ped 4 CONTROL AL [13] INPUT D 3 30H] a Re ik 5 Rr Tot 20 | mA | FC | #A1489/A RESPONSE =. tf Vu Vat #8 LoH 25 | 85 | ns | NS | DS1489/A ovreur a[3| 2 CONTROLD & 2.0K) +8V EVP 2 -yaT tpa Bl to HOL 25 | 50 | ns | MOT |MC1499L/AL input Bf, Miourpurp 51 = om ~~ Pr 2 9 ee Tec 20 26 | mA | Sig RESPONSE npurc FOE id AMD CONTROL B ia) -0-2.0-1.0 0 $1.0 42.0 43.0460 Pea RESPONSE RAY output BB [E8 controt Vi- INPUT VOLTAGE (Ve} | MMI cxp[7 | I fe] ourPur 1489A Intel SPR 3600-7 T TTT z., t tT ITT feo] y (Eo 2 4.0 R y RS 232C FA 2 CR Teh ath ef _ * 3 10[ 5 te ll Rr 2| HD75189 > + Ven hl i oe ee * MDTL & 2.0) vg tat Te y +25V 3.6 3.3 | m |= # a } Tit 1H sR oS > & 1.0 1 KR 34 a AE mA ba-Ea wk ADREDPEZHNS B i= ; 3V 0.43 bill 2% } Vuux Vit tls v 25V 3.6 8.3| mA [A 2 I vil, we 14884 7 -3.0-2.0-100 71.0 42.0 43.0 al ~3Vv 0.43 mA |R = Vi- INPUT VOLTAGE (Vde) & a + E = 1489 = # % te vec Vin=0.75V Sk Sk 18k Vow 2.6 4.0 5.0 Vv Re th To. = 0.5mA AESPONSE CONTROL 2 3ouTeUT nv Vit=3.0V Et Voi 0.2 | 045] V 355k K FE Ton=10mA INPUT 1 hm = zz Wk iE Lwcrag Tc 1489 ig Re] Okie 2an 7GROUND #