73 5443A /T443A Excess 3-to-Decimal Decoder (4-Line to 10-Line) Sehcttky TTL High- Speed TTL Low-Power Schottky TTL Standard TTL Low-Power TTL Package Package Package Package Package Device Type Device Type Device Type Device Type Device Type P (CPM [cr yee FeTP]MIcF yP CTP |M (cr ye TC) PM CF c|P|[M|cr SN5443A J WO] SNS4L 43 iS SN7443A, J OND SNTAL 43 JONG Tl FMS443/F M9353 [D@) FO FAIRCHILD FC7443/F 09353 [DGPO, IF a MC5443 La MOTOROLA MG 7443 LOP oI NSC. PHILIPS 7443 a $5443 FOBO| [wo SIGNETICS N7443 Bo} SIEMENS FLH361 O FUJITSU HITACHI HD71443A/HD2537 1 O|PG MITSUBISHI M53243 Po NEC TOSHIBA _ Electrical Characteristics SN5443A/SN7443A . Function Table absolute maximum ratings over. operating free-air temperature range "43A, 'L43 Supply voltage, Vog 7] Operating free-air | SNS4 [| S5C to 125C EXCESS-3-INPUT DECIMAL OUTPUT Input voltage 5.5V tempe-ature range SN74 oc to 70C No. Dc B AIO ( 2 3 4 5 6 7 8 9 Storage temperature range 65C to 150C 0 L L H H L H H H H H H H H H recommended operating conditions ! Lo oH L L}H L H H H H H H HH SN5443A SN7443A 2 L oH LC H|]|H H LH H H H H HH UNIT 3 L H H LI|H H H tL H H H H HH MIN _NOM MAX {MIN_NOM_MAX 4 tL H H H]|H H H H LK H H H H H Supply voitage, Vog as 5 .5] 4.75 S .25 v High-level output ourrent, lo 800 s00] uA 5 H tL L btL]H H H H H L H H H H Low-level output ourrent, low 16 16| mA 6 |H t tb H|H H H H H H LH H H Operating free-air temperature, Ta 55 125} 0 mw) 7 Hh LH L}H H H H H H H LH H electrical! characteristics over recommended operating : n i i + nm nN " n nN 4 i 5 i free-air temperature range PARAMETER * TEST CONDITIONS f MIN TYP t MAX|UNIT HOH OL HP H HOH HO HO HOH HOH OH Vik High-level input voltage 2 Vv 2 H H H L H H H H H h H H H H vy Low-level input voltage 0.8 Vv z H H H H H H H H H H H H H H V1 Input olamp voltage Voo=MIN. 1)=t2mA =15] Vv z2)/bL b t &byYH H HH H HH HH H VocaMiN, Viq=2v L ot & H}|H H H H H H H H HH level . : . You Hiphrleve! output voltage ViL=0.8V. igu=B00.a | 74 34 v tb t H L{H H H H H H H HH H 7 Vec=MIN, ViH=2V. H=high level, L =low tevel VoL Low-level output voltage ViL=0.8V, Ig, =16ma 0.2 a4) v iy Input current at . . maximum input voltage Voo=MAX, V|=5.5V Vo} mA Functional Block Diagram i High-level input current Voc=MAX, V)=2.4V 40] uA {y Low level input ourrent VCOC=MAX, V)=0.4V 1.6] mA SN54 =20 ~55 $y our fos Short-oirouit output ourrent * Yoo=MAx SNie aT" Tis mA eur 8 : i ouTPur 4 Voc=MAX | SN54 28 r fl oureur co Supply ourent Sev Note SN 256] 4 (| t from A,B,C,or 0 4 25 to ff oureur s PHL through 2 leveis of logio 2 ns fram A,B,C,and D Veo=sv. ovr aL 6 Lo ourPUT 9 'PHL through 3 levels of logic Ta res, a 30] ns 6 from A.B,C,or D CL = I80F. [ De ol TTHEas ourpur 4 PHL through 2 levels of logic RL =4009 ' ey ms ry is from A,B,C,and 0 weer et p t rt OUTPUT 5 PHL through 3 levels of logic " 30 ns f rH fi cuvpur Pin Assignment (Top View) ILL LH oureur + sours oureurs wour ott o rs iss eo ASA, L423 EXCESS-3-TO-DECIMAL DECODER oureurs Positive logic: sae function table NOTE: tog Is measured with all mputs grounded and outputs opsn. t For coditions shown as MIN or MAX, use the appropriate values specified under recommended operating conditions. TAI typioat vaiues are at Voc =5V. Ta =25C. @Not more than one output should be shorted at a time. * tp_H=propagation delay time, low-to-high-level output 'PHL propagation dalay time, high-to-low-level output