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
74LS259DC
74LS259DC
D LATCH
National Semiconductor
816 $0.28
74LS Bulk ActiveD-Type, Addressable1:8Standard4.75V ~ 5.25V141ns8mA, 400µA0°C ~ 70°CThrough Hole16-CDIP (0.300", 7.62mm)16-SBDIP
74AC573SCX
74AC573SCX
BUS DRIVER
Fairchild Semiconductor
3,305 $0.30
74AC Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V18.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
SN74F373NS
SN74F373NS
IC LATCH OCT TRANSP D 3ST 20SO
Texas Instruments
2,586 $0.30
Bulk Active-----------
NLV74HC573ADWR2
NLV74HC573ADWR2
IC LATCH OCT 3ST NONINV 20SOIC
onsemi
2,709 $0.30
Automotive, AEC-Q100, 74HC Bulk ActiveD-Type Transparent Latch1:8Tri-State2V ~ 6V126ns7.8mA, 7.8mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74ACT373SJ
74ACT373SJ
BUS DRIVER
Fairchild Semiconductor
1,513 $0.30
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V18ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74ACT373SJX
74ACT373SJX
BUS DRIVER
Fairchild Semiconductor
1,029 $0.30
74ACT Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V18ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74AC373SJ
74AC373SJ
BUS DRIVER
Fairchild Semiconductor
2,578 $0.30
74AC Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V17ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74ACT573SC
74ACT573SC
BUS DRIVER
Fairchild Semiconductor
3,041 $0.30
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V16ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
NLV14513BCPG
NLV14513BCPG
BCD-TO-7 SEGMENT LATCH/DE
onsemi
1,195 $0.31
Bulk Active-----------
MM74HC259SJ
MM74HC259SJ
D LATCH
Fairchild Semiconductor
2,660 $0.31
74HC Tube ObsoleteD-Type, Addressable1:8Standard2V ~ 6V117ns5.2mA, 5.2mA-40°C ~ 85°CSurface Mount16-SOIC (0.209", 5.30mm Width)16-SOP
MC74HC533AFR2
MC74HC533AFR2
OCTAL D LATCH
onsemi
1,053 $0.30
74HC Bulk ActiveD-Type Transparent Latch1:8Tri-State2V ~ 6V113ns7.8mA, 7.8mA-55°C ~ 125°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOIC
74LVT373SJX
74LVT373SJX
BUS DRIVER, LVT SERIES
Fairchild Semiconductor
2,502 $0.30
74LVT Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2.7V ~ 3.6V11.5ns32mA, 64mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74LVT373SJ
74LVT373SJ
BUS DRIVER, LVT SERIES
Fairchild Semiconductor
2,570 $0.31
74LVT Tube ObsoleteD-Type Transparent Latch8:8Tri-State2.7V ~ 3.6V11.5ns32mA, 64mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
CD74HC373M96
CD74HC373M96
BUS DRIVER
Harris Corporation
476 $0.31
74HC Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V130ns7.8mA, 7.8mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
SN74HCS573RKSR
SN74HCS573RKSR
OCTAL TRANSPARENT D-TYPE LATCHES
Texas Instruments
982 $0.73
Tape & Reel (TR) ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V111ns7.8mA, 7.8mA-40°C ~ 125°C (TA)Surface Mount20-VFQFN Exposed Pad20-VQFN (2.5x4.5)
74ALVCH16373T
74ALVCH16373T
BUS DRIVER
Fairchild Semiconductor
716 $0.33
74ALVCH Tube ObsoleteD-Type Transparent Latch8:8Tri-State1.65V ~ 3.6V21ns24mA, 24mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
74LVT573SJX
74LVT573SJX
BUS DRIVER, LVT SERIES
Fairchild Semiconductor
108 $0.32
74LVT Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2.7V ~ 3.6V14.4ns (Max)32mA, 64mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74ACT573SJ
74ACT573SJ
BUS DRIVER
Fairchild Semiconductor
1,601 $0.33
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V16ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
SN74HCS259QWBQBRQ1
SN74HCS259QWBQBRQ1
AUTOMOTIVE 8-BIT ADDRESSABLE LAT
Texas Instruments
24 $0.76
Automotive, AEC-Q100, 74HCS Tape & Reel (TR) ActiveD-Type, Addressable1:8-2V ~ 6V16ns7.8mA, 7.8mA-40°C ~ 125°CSurface Mount16-WFQFN Exposed Pad16-WQFN (2.5x3.5)
74LCX373WMX
74LCX373WMX
BUS DRIVER, LVC/LCX/Z SERIES, 1
Fairchild Semiconductor
1,236 $0.36
74LCX Bulk ActiveD-Type Transparent Latch8:8Tri-State2V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC