58 5420/7420 Dual 4-Input Positive-NAND Gate Schottky 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 T: = YP [eT P| M|cF ype [cP |M\cr yPe | [PM IcFI yP* CTP [MCF ype TC [P[MICF Tl SN54S20 so web] SNS4H20 ro} w@| SN54S20 20) web] SN5420 10) w| SN54t_20 SONOS oD SN74520 J DING) SN74H20 Tao) SN74LS20 J [Na SN7420 Too} SN74L 20 Too i FAIRCHILD |M5#520/Fas20 Joo FM54H20/FM3H20 [Do F @| rusaiszo,-Fagisze | 00) FO] FM5420/FM9NZ20 [DO FO FC74S20/FC9820 Joc] eo FC74H20/FCSH20 [OM/PO FC7ALS20,/ FCSLSZ0 O@ | PO FO@{ FC7420/FC9N20 [o@M|P@ MC3H10 LO FQ MC5420 LO} F@ MOTOROLA M3010 LojPol [FO] Sn74Lsz0 Pa MC7420 Lora [Fe NSC DMS4H20 + DINO] DM54L S20 DM5420 JONG, _ [WO] DM5aL20 ONO, [FS ae DM74520 Na DM74H20 LOND OM74LS20 DM7420 1 @[NO} DM74L20 DINO, [Fe PHILIPS N14520 o GJH111/74H20 N74LS20 oO FJH111/7420 a $54S20 Fafa@) [wo] S54H20 FolAol [wal $5420 FOG, [we SIGNETICS [irasz0 FOO] N74H20 FOA N74L $20 Xo N7420 F laa] SIEMENS FL a FUJITSU MB603 O[Mo} 74L 520 Mo) MB402 [MO] MB603 HITACHI HO74520 HPO HOMLSH P| 407420/HO2506 | DIPO MITSUBISHI Tyissaz0 lea M74L S20 PD M53220 PO NEC pPB2S20 od 74t. $20 cm #PB203 paleo TOSHIBA TD3420A PO} Electrical Characteristics SN54L.S20/SN741L_S20 absolute maximum ratings over operating free-air temperature range Supply voltage. Vio. Ww Operating free-air | SNSALS -$SC to 125C . input vata V vemperatore range SNTALS Soe Te Schematics(each gate) Interemitter voltage S.5v Storage temperature range ~6C 10 ISOC recommended operating conditions SNB4LS20 SNY6LS20 ont v MIN NOM MAX | MIN WOM MAX Vee [ce Su 2ak ky ply voltage, YOO a5 5 5.5 475 s 5.25 v High-level output current. 1OH 400 400 ah INPUTS, Low-level output surreal, 19. a a mA OuTPUT Y Operating free-air temperature, Ta $5 125 0 70 c 4 ourpuT Y electrical characteristics over recommended operating 5 free-air temperature range GND uD PARAMETER TEST CONDITIONST [MIN TYP} MAX|UNIT Vin High-level input voltage 2 v [ circuit [R, | Rs] Ra] Re VIL Low-level input voltage 0.8 v 20 4k [16k] $30] IK vy Input clamp voltage Vog=MIN, -l)=1BmA -L5] Vv L20 140k] 20k 1500 [17k VoH High-level output voltage Voo=MIN, Vin-Vi max | oy aa v eee ame giiodes et on . lon =MAX . aL circuits. 520 CIRCUIT VoL Low-level output voltage Veo=MIN, Vin =2V. a4} v 20, U20 CIRCUITS lo. = 4mA Input current at 4 Vog=MAX, Vi= Tv G.1f mA Maximum input voltage * + Vee UH High-level input current VGO-MAX, Vi 2.7V 20| #A eB FH 700 he __ Low-level input current VoQ=MAX, Vi =0.4V 0.4] mA 54LS Family | 20 To0 " inpuTs los Short-carcuit output current @ Voo =MAX bee Ear 20 00 mA A q : ae H Y $ GNO lech Supply current - Vee = max [lola ourputs high 0.4 0.8] mA 8 'GcL Supply current ce Total, outguts low 1.2 2.2] mA 5 + 4.5K _ Average per gate lec Supply current Veo 75 150% duty cycle! 0.4 mA ort Pp at del: T . PLM copagation delay time Voo-5V. TaH25C- 9 is} ns low-to-high-level output CIRCUIT "LS20 CIRCUIT Propagation delay time, _ , H20 Cl PHL OL iSeF. | AL = 2kO 19 1S} ons high-to-low-leve! output Pin Assignments (Top View) CD @) Yoo 2D 2C NC 2B 2A 2y 1D tC 18 GND 2 2D 2c va)_fia| fiz va] fia} fizh fre [ral fo L fe] 11 1 2 3 4 5 6]? 1A 18 NC IG ID IY GND A IY NC Veo NC 2A 2B positive logic : Y=ABCD NC No internal connection Resistor values shown are nominal and in ohms. 1 For conditions shown as MIN or MAX, use appropriate value specified under recommended operating conditions. AU typical vatues are at Voc SV. Ta = 25C @Not more than one output should be shorted at a time, and for SNS4H'/SN74H' and SNS4S'/SN74S, duration of short-circuit should not exceed | second