Logic - Latches

Category Introduction

Latches are elementary digital memory devices similar to flip-flops, but different in that the retained logic state can change at any time a latch enable (or similarly named) signal is in a valid logic state. Latches described as "transparent" further allow the device outputs to reflect the current state of the inputs while the latch enable signal is valid, as opposed to changing state only when the retained state has been fixed.

Product List

2637 Items
PDF Mfr Part # Quantity
Available
UnitPrice RFQ Series Packaging Product StatusLogic TypeCircuitOutput TypeVoltage - SupplyIndependent CircuitsDelay Time - PropagationCurrent - Output High, LowOperating TemperatureMounting TypePackage / CaseSupplier Device Package
SN74LS75N
SN74LS75N
IC QUAD BISTABLE LATCH 16-DIP
Texas Instruments
318 $2.47
74LS Tube ActiveD-Type Transparent Latch1:1Differential4.75V ~ 5.25V49ns400µA, 8mA0°C ~ 70°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
CD4044BDT
CD4044BDT
IC QUAD NAND R/S LATCH 16-SOIC
Texas Instruments
87 $1.10
4000B Tape & Reel (TR) ActiveS-R Latch1:1Tri-State3V ~ 18V450ns6.8mA, 6.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
CD4042BDT
CD4042BDT
IC QUAD CLOCKED D LATCH 16-SOIC
Texas Instruments
471 $1.17
4000B Tape & Reel (TR) ActiveD-Type Transparent Latch1:1Differential3V ~ 18V440ns6.8mA, 6.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
SN74HC259DT
SN74HC259DT
IC LATCH 8BIT ADDRESS 16-SOIC
Texas Instruments
598 $1.26
74HC Tape & Reel (TR) ActiveD-Type, Addressable1:8Standard2V ~ 6V113ns5.2mA, 5.2mA-40°C ~ 85°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
SN74LVC373APWT
SN74LVC373APWT
IC OCT D TRNSP LATCH 3ST 20TSSOP
Texas Instruments
196 $1.28
74LVC Tape & Reel (TR) ActiveD-Type Transparent Latch8:8Tri-State1.65V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
MC74HC373ADWG
MC74HC373ADWG
IC TRANSP LATCH OCT 3ST 20-SOIC
onsemi
59 $0.84
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V121ns7.8mA, 7.8mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
MC74LCX373DTG
MC74LCX373DTG
IC LATCH TRANSP OCT LV 20-TSSOP
onsemi
730 $0.88
74LCX Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
MC74HC373ADTG
MC74HC373ADTG
IC LATCH TRANSP OCT 3ST 20-TSSOP
onsemi
165 $0.90
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V121ns7.8mA, 7.8mA-55°C ~ 125°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
MC74HCT573ADWG
MC74HCT573ADWG
IC TXRX/LATCH OCTAL 3ST 20-SOIC
onsemi
949 $0.90
74HCT Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V130ns6mA, 6mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD4043BDT
CD4043BDT
IC NOR R/S LATCH 3ST QUAD 16SOIC
Texas Instruments
35 $1.36
4000B Tape & Reel (TR) ActiveS-R Latch1:1Tri-State3V ~ 18V450ns6.8mA, 6.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
MM74HC573MTC
MM74HC573MTC
IC LATCH OCTAL D 3STATE 20-TSSOP
onsemi
136 $0.91
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V115ns7.8mA, 7.8mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
CY74FCT573ATPC
CY74FCT573ATPC
IC OCT TRANS D LATCH 3ST 20DIP
Texas Instruments
1,006 $0.91
74FCT Tube ActiveD-Type Transparent Latch8:8Tri-State4.75V ~ 5.25V12ns32mA, 64mA-40°C ~ 85°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
SN74F573DW
SN74F573DW
IC OCT D-TYPE LATCH 20-SOIC
Texas Instruments
491 $0.91
74F Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V18.6ns3mA, 24mA0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
MC74HCT373ADWG
MC74HCT373ADWG
IC LATCH TRANSP OCT 3ST 20-SOIC
onsemi
329 $0.98
74HCT Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V128ns6mA, 6mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD74HCT75M
CD74HCT75M
IC DUAL 2BIT BSTBL LTCH 16SOIC
Texas Instruments
121 $1.07
74HCT Tube ActiveD-Type Transparent Latch2:2Differential4.5V ~ 5.5V211ns4mA, 4mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
CD74AC573M
CD74AC573M
IC OCTAL TRANSP LATCH 3ST 20SOIC
Texas Instruments
455 $1.10
74AC Tube ActiveD-Type Transparent Latch8:8Tri-State1.5V ~ 5.5V13ns24mA, 24mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
MC74ACT573DWG
MC74ACT573DWG
IC BUFF DVR TRI-ST OCTAL 20SOIC
onsemi
363 $1.11
74ACT Tube ActiveD-Type Transparent Latch1:8Tri-State4.5V ~ 5.5V110.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
MC74ACT373DWG
MC74ACT373DWG
IC LATCH OCT TRANSP 3ST 20-SOIC
onsemi
136 $1.10
74ACT Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V18.5ns24mA, 24mA-40°C ~ 85°C (TA)Surface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
MC74AC573DWG
MC74AC573DWG
IC LATCH OCTAL 20-SOIC
onsemi
216 $1.14
74AC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V110ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
SN74ABT373DW
SN74ABT373DW
IC OCT TRANSP D-TYP LATCH 20SOIC
Texas Instruments
241 $1.12
74ABT Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V14.6ns32mA, 64mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC