273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 280 280 280 280 283 283 283 283 ON Semi Orderable MC74VHCT257DTR2 MC74LCX258D MC74LCX258DR2 MC74LCX258DT MC74LCX258DTR2 SN74LS258BD SN74LS258BDR2 SN74LS258BMEL SN74LS258BN MC74AC259D MC74AC259DR2 MC74AC259M MC74AC259MEL MC74AC259N MC74ACT259D MC74ACT259DR2 MC74ACT259N SN74LS259BD SN74LS259BDR2 SN74LS259BM SN74LS259BMEL SN74LS259BN MC74LVX259D MC74LVX259DR2 MC74VHC259D MC74VHC259DR2 MC74VHC259DT MC74VHC259DTR2 MC74VHCT259AD MC74VHCT259ADR2 MC74VHCT259ADT MC74VHCT259ADTR2 SN74LS260D SN74LS260DR2 SN74LS260N MC74AC273DT MC74AC273DTR2 MC74AC273DW MC74AC273DWR2 MC74AC273M MC74AC273MEL MC74AC273N MC74ACT273DT MC74ACT273DTR2 MC74ACT273DW MC74ACT273DWR2 MC74ACT273M MC74ACT273MEL MC74ACT273N MC74HC273ADWR2 MC74HC273DT MC74HC273DTR2 MC74HC273DW MC74HC273DWR2 MC74HC273F MC74HC273FEL MC74HC273H MC74HC273N MC74HCT273DT MC74HCT273DTR2 MC74HCT273DW MC74HCT273DWR2 MC74HCT273N SN74LS273DW SN7
5M SN74LS245MEL SN74LS245N SN74LS247D SN74LS247DR2 SN74LS247N SN74LS251D SN74LS251DR2 SN74LS251M SN74LS251MEL SN74LS251N SN74LS253D SN74LS253DR2 SN74LS253M SN74LS253MEL SN74LS253N SN74LS257BD SN74LS257BDR2 SN74LS257BM SN74LS257BMEL SN74LS257BN SN74LS258BD SN74LS258BDR2 SN74LS258BMEL SN74LS258BN SN74LS259D SN74LS259DR2 SN74LS259M SN74LS259MEL SN74LS259N SN74LS260D SN74LS260DR2 SN74LS260N SN74LS273DW SN74LS273DWR2 SN74LS273M SN74LS273MEL SN74LS273N SN74LS280D SN74LS280DR2 SN74LS280M SN74LS280N SN74LS283D SN74LS283M SN74LS283MEL SN74LS283N SN74LS298D SN74LS298DR2 SN74LS298N SN74LS299DW SN74LS299DWR2 SN74LS299N SN74LS32D SN74LS32DR2 SN74LS32M SN74LS32MEL SN74LS32N SN74LS365AD SN74LS365ADR2 SN74LS365AN SN74LS367AD SN74LS367ADR2 SN74LS367AM SN74LS367AMEL SN74LS367AN SN74LS368AD SN74LS368ADR2 SN74LS368AM SN74LS368AMEL SN74LS368AN SN74LS373DW SN74LS373DWR2 SN74LS373M SN74LS373MEL SN74LS373N SN74LS374DW SN74LS374DWR2 SN74LS374M SN74LS374MEL SN74LS374N SN74LS377DW SN74LS377DWR2 SN74LS377N SN74LS38D SN74LS3
273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 280 280 280 280 283 283 283 283 ON Semi Orderable MC74VHCT257DTR2 MC74LCX258D MC74LCX258DR2 MC74LCX258DT MC74LCX258DTR2 SN74LS258BD SN74LS258BDR2 SN74LS258BMEL SN74LS258BN MC74AC259D MC74AC259DR2 MC74AC259M MC74AC259MEL MC74AC259N MC74ACT259D MC74ACT259DR2 MC74ACT259N SN74LS259BD SN74LS259BDR2 SN74LS259BM SN74LS259BMEL SN74LS259BN MC74LVX259D MC74LVX259DR2 MC74VHC259D MC74VHC259DR2 MC74VHC259DT MC74VHC259DTR2 MC74VHCT259AD MC74VHCT259ADR2 MC74VHCT259ADT MC74VHCT259ADTR2 SN74LS260D SN74LS260DR2 SN74LS260N MC74AC273DT MC74AC273DTR2 MC74AC273DW MC74AC273DWR2 MC74AC273M MC74AC273MEL MC74AC273N MC74ACT273DT MC74ACT273DTR2 MC74ACT273DW MC74ACT273DWR2 MC74ACT273M MC74ACT273MEL MC74ACT273N MC74HC273ADWR2 MC74HC273DT MC74HC273DTR2 MC74HC273DW MC74HC273DWR2 MC74HC273F MC74HC273FEL MC74HC273H MC74HC273N MC74HCT273DT MC74HCT273DTR2 MC74HCT273DW MC74HCT273DWR2 MC74HCT273N SN74LS273DW SN7
T258M1R M74HCT258RM13TR MC74ACT258D MC74ACT258DR2 MC74ACT258N MC74F258AD MC74F258ADR2 MC74F258AN MC74LCX258D MC74LCX258DR2 MC74LCX258DT MC74LCX258DTR2 N74ALS258D N74ALS258DB N74ALS258DB-T N74ALS258D-T N74ALS258N N74F258AD N74F258AD-T N74F258AN SN74LS258BD SN74LS258BDR2 SN74LS258BMEL SN74LS258BN M74HC259B1R M74HC259M1R M74HC259RM13TR M74HC259TTR MC74HC259D MC74HC259D MC74HC259DR2 MC74HC259DR2 MC74HC259N MC74HC259N MM74HC259M MM74HC259N SN74LS259BD SN74LS259BDR2 SN74LS259BM SN74LS259BMEL SN74LS259BN N74F260D N74F260D-T N74F260N M74HC266B1R M74HC266M1R M74HC266RM13TR SN74LS266D Comments Obsolete 12/31/2000 Obsolete 12/31/2000 Obsolete 12/31/2000 Obsolete 12/31/2000 Obsolete 5/31/2002 Obsolete 5/31/2002 Obsolete 5/31/2002 Obsolete 5/31/2002 Obsolete 5/31/2002 -55 to 125C -55 to 125C -55 to 125C Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete 12/31/2000 Obsolete 12/31/2000 Obsolete 12/31/2000 Obsolete 12/31/2000 Obsolete 12/31/2000 Obsolete 5/31/2002 Obsolete 5/31/2002 Obsolete 5/31/200
273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 273 280 280 280 280 283 283 283 283 ON Semi Orderable MC74VHCT257DTR2 MC74LCX258D MC74LCX258DR2 MC74LCX258DT MC74LCX258DTR2 SN74LS258BD SN74LS258BDR2 SN74LS258BMEL SN74LS258BN MC74AC259D MC74AC259DR2 MC74AC259M MC74AC259MEL MC74AC259N MC74ACT259D MC74ACT259DR2 MC74ACT259N SN74LS259BD SN74LS259BDR2 SN74LS259BM SN74LS259BMEL SN74LS259BN MC74LVX259D MC74LVX259DR2 MC74VHC259D MC74VHC259DR2 MC74VHC259DT MC74VHC259DTR2 MC74VHCT259AD MC74VHCT259ADR2 MC74VHCT259ADT MC74VHCT259ADTR2 SN74LS260D SN74LS260DR2 SN74LS260N MC74AC273DT MC74AC273DTR2 MC74AC273DW MC74AC273DWR2 MC74AC273M MC74AC273MEL MC74AC273N MC74ACT273DT MC74ACT273DTR2 MC74ACT273DW MC74ACT273DWR2 MC74ACT273M MC74ACT273MEL MC74ACT273N MC74HC273ADWR2 MC74HC273DT MC74HC273DTR2 MC74HC273DW MC74HC273DWR2 MC74HC273F MC74HC273FEL MC74HC273H MC74HC273N MC74HCT273DT MC74HCT273DTR2 MC74HCT273DW MC74HCT273DWR2 MC74HCT273N SN74LS273DW SN7
EL SN74LS245MEL SN74LS245N SN74LS247D SN74LS247DR2 SN74LS247N SN74LS251D SN74LS251DR2 SN74LS251M SN74LS251MEL SN74LS251N SN74LS253D SN74LS253DR2 SN74LS253M SN74LS253MEL SN74LS253N SN74LS257BD SN74LS257BDR2 SN74LS257BM SN74LS257BMEL SN74LS257BN SN74LS258BD SN74LS258BDR2 SN74LS258BM SN74LS258BMEL SN74LS258BN SN74LS259BD SN74LS259BDR2 SN74LS259BM SN74LS259BN SN74LS259D SN74LS259DR2 SN74LS259N SN74LS266D SN74LS266DR2 SN74LS266N SN74LS26D SN74LS26D SN74LS26DR2 SN74LS26DR2 SN74LS26N SN74LS26N SN74LS273DW SN74LS273DW SN74LS273DWR2 Competition Competitor On Semiconductor On Semiconductor On Semiconductor On Semiconductor On Semiconductor Motorola (MOT) On Semiconductor Motorola (MOT) On Semiconductor Motorola (MOT) On Semiconductor Motorola (MOT) Motorola (MOT) Motorola (MOT) On Semiconductor On Semiconductor On Semiconductor On Semiconductor On Semiconductor On Semiconductor On Semiconductor Motorola (MOT) On Semiconductor On Semiconductor On Semiconductor Motorola (MOT) On Semiconductor On Semiconducto
5 SN74LS365A 365 SN74LS365A 365 SN74LS365A 367 SN74LS367A 367 SN74LS367A 367 SN74LS367A 368 SN74LS368A 368 SN74LS368A 368 SN74LS368A 373 SN74LS373 373 SN74LS373 12/7/2001 ON Semi Orderable On Semi Comments SN74LS257BD SN74LS257BDR2 SN74LS257BN SN74LS258BD SN74LS258BDR2 SN74LS258BN SN74LS259BD SN74LS259BDR2 SN74LS259BN SN74LS273DW SN74LS273DWR2 SN74LS273H SN74LS273N SN74LS280D SN74LS280DR2 SN74LS280N SN74LS283D SN74LS283N SN74LS293D SN74LS293DR2 SN74LS293N SN74LS298D SN74LS298DR2 SN74LS298N SN74LS299DW SN74LS299DWR2 SN74LS299H SN74LS299N SN74LS365AD SN74LS365ADR2 SN74LS365AN SN74LS367AD SN74LS367ADR2 SN74LS367AN SN74LS368AD SN74LS368ADR2 SN74LS368AN SN74LS373DW SN74LS373DWR2 ON Semi TI TI Generic Pins Package Package Part Number D DR2 N D DR2 N D DR2 N DW DWR2 Obsolete 10/2/2001 H N D DR2 N D N Last Shipments D Not available DR2 Last Shipments N D DR2 N DW DWR2 Obsolete 10/2/2001 H N D DR2 N D DR2 N D DR2 N DW DWR2 D DR N D DR N D DR N DW DWR N N D DR N D N D DR N D DR N DW DWR N N D DR N D DR N D
ping SN74LS257BN 16 Pin DIP 2000 Units/Box SN74LS257BD SOIC-16 38 Units/Rail SN74LS257BDR2 SOIC-16 2500/Tape & Reel SN74LS257BM SOEIAJ-16 See Note 1 SN74LS257BMEL SOEIAJ-16 See Note 1 SN74LS258BN 16 Pin DIP 2000 Units/Box SN74LS258BD SOIC-16 38 Units/Rail SN74LS258BDR2 SOIC-16 2500/Tape & Reel SN74LS258BM SOEIAJ-16 See Note 1 SN74LS258BMEL SOEIAJ-16 See Note 1 1. For ordering information on the EIAJ version of the SOIC package, please contact your local ON Semiconductor representative. (c) Semiconductor Components Industries, LLC, 2006 July, 2006 - Rev. 8 1 Publication Order Number: SN74LS257B/D SN74LS257B, SN74LS258B CONNECTION DIAGRAM DIP (TOP VIEW) VCC E0 I0c I1c Zc I0d I1d Zd 16 15 14 13 12 11 10 9 VCC = PIN 16 GND = PIN 8 SN74LS257B 1 S 2 I0a 3 I1a 4 Za 5 I0b 6 I1b 7 Zb 8 GND VCC E0 I0c I1c Zc I0d I1d Zd 16 15 14 13 12 11 10 9 NOTE: The Flatpak version has the same pinouts (Connection Diagram) as the Dual In-Line Package. SN74LS258B 1 S 2 I0a 3 I1a 4 Za 5 I0b 6 I1b http://onsemi.com 2 7 Zb 8
ping SN74LS257BN 16 Pin DIP 2000 Units/Box SN74LS257BD SOIC-16 38 Units/Rail SN74LS257BDR2 SOIC-16 2500/Tape & Reel SN74LS257BM SOEIAJ-16 See Note 1 SN74LS257BMEL SOEIAJ-16 See Note 1 SN74LS258BN 16 Pin DIP 2000 Units/Box SN74LS258BD SOIC-16 38 Units/Rail SN74LS258BDR2 SOIC-16 2500/Tape & Reel SN74LS258BM SOEIAJ-16 See Note 1 SN74LS258BMEL SOEIAJ-16 See Note 1 1. For ordering information on the EIAJ version of the SOIC package, please contact your local ON Semiconductor representative. Semiconductor Components Industries, LLC, 2001 October, 2001 - Rev. 7 1 Publication Order Number: SN74LS257B/D SN74LS257B, SN74LS258B CONNECTION DIAGRAM DIP (TOP VIEW) VCC 16 E0 15 I0c 14 I1c 13 Zc 12 I0d 11 I1d 10 Zd 9 VCC = PIN 16 GND = PIN 8 SN74LS257B 1 S 2 I0a 3 I1a 4 Za 5 I0b 6 I1b 7 Zb 8 GND VCC 16 E0 15 I0c 14 I1c 13 Zc I0d 11 I1d 10 Zd 12 9 NOTE: The Flatpak version has the same pinouts (Connection Diagram) as the Dual InLine Package. SN74LS258B 1 S 2 I0a 3 I1a 4 Za 5 I0b 6 I1b http://onsemi.com 2 7 Zb 8 G
MC74LVX257DR2 MC74VHC257D MC74VHC257DR2 MC74VHC257DT MC74VHC257DTR2 MC74VHCT257D MC74VHCT257DR2 MC74VHCT257DT MC74VHCT257DTR2 SN74LS257BD SN74LS257BDR2 SN74LS257BM SN74LS257BMEL SN74LS257BN MC74LCX258D MC74LCX258DR2 MC74LCX258DT MC74LCX258DTR2 SN74LS258BD SN74LS258BDR2 SN74LS258BMEL SN74LS258BN MC74AC259D MC74AC259DR2 MC74AC259M MC74AC259MEL MC74AC259N MC74ACT259D MC74ACT259DR2 MC74ACT259N MC74LVX259D MC74LVX259DR2 MC74VHC259D MC74VHC259DR2 MC74VHC259DT MC74VHC259DTR2 MC74VHCT259AD MC74VHCT259ADR2 MC74VHCT259ADT MC74VHCT259ADTR2 SN74LS259BD SN74LS259BDR2 # Pins 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 ON Tech Family ACT ACT LCX LCX LCX LCX LVX LVX VHC VHC VHC VHC VHCT VHCT VHCT VHCT LS LS LS LS LS LCX LCX LCX LCX LS LS LS LS AC AC AC AC AC ACT ACT ACT LVX LVX VHC VHC VHC VHC VHCT VHCT VHCT VHCT LS LS ON Pkg MEL N D DR2 DT DTR2 D DR2 D DR2 DT DTR2 D DR2 DT DTR2 D DR2 M MEL N D DR2 DT DTR2 D DR
{ SN74LS174DR2 B LS HEX FF W/CLEAR 2 2500 .43 2500 { SN74LS257BN B LS QD21/PMUX W/3ST O/P 2 25 .36 500 { SN74LS174N B LS HEX FF W/CLEAR 1 25 .34 500 { SN74LS258BD B LS QD21/PMUX W/3ST O/P 2 48 .40 48 { SN74LS175D B LS QD D FLIP FLOP W/CLEAR 2 48 .41 48 { SN74LS258BDR2 B LS QD21/P MUX W/3 ST O/P 2 2500 .40 2500 { SN74LS175DR2 B LS QD D FLIP FLOP W/CLEAR 2 2500 .43 2500 { SN74LS258BN B LS QD21/P MUX W/3ST O/P 2 25 .36 500 { SN74LS175N B LS QD D FLIP FLOP W/CLEAR 1 .34 500 { SN74LS259D B LS8-BIT ADDR LATCH 2 48 .59 48 { SN74LS191DR2 B LS BIN UP/DN COUNTER 2 2500 .52 2500 { SN74LS259DR2 B LS8-BIT ADDR LATCH 2 2500 .61 2500 { SN74LS191J B LS BIN UP/DN COUNTER 3 25 3.00 500 { SN74LS259N B LS8-BIT ADDR LATCH 1 .56 500 { SN74LS191N B LS BIN UP/DN COUNTER 1 25 .45 500 { SN74LS26DR2 B LS QD2I/P NAND BUFFER 2 2500 .31 2500 { SN74LS192N B LS BCD/DECADE UP/DN CNTR 2 25 .90 500 S { SN74LS26N B LS QD2I/P NAND BUFFER 2 .19 500 { SN74LS193N B LS4-BIT BIN UP/DN CNTR 1 25 .45 500 { SN74LS260DR2 B LS DL5I/P NOR GAT