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
74LS563PC
74LS563PC
D LATCH, 1-FUNC, 8-BIT, TTL
National Semiconductor
983 $0.73
Bulk Active-----------
CD74FCT573DTQM
CD74FCT573DTQM
OCTAL TRANSPARENT LATCH
Harris Corporation
838 $0.72
Bulk ActiveD-Type Transparent Latch8:8Tri-State4.75V ~ 5.25V19ns15mA, 48mA0°C ~ 70°CSurface Mount20-SSOP (0.154", 3.90mm Width)20-QSOP
74LCX573MSA
74LCX573MSA
BUS DRIVER
Fairchild Semiconductor
221 $0.72
74LCX Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
74LS375P-E
74LS375P-E
74LS375 QUAD BISTABLE LATCHES
Renesas Electronics America Inc
724 $0.74
Bulk Active-----------
74LVQ373QSC
74LVQ373QSC
BUS DRIVER
Fairchild Semiconductor
1,121 $0.74
74LVQ Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V18ns12mA, 12mA-40°C ~ 85°CSurface Mount20-LSSOP (0.154", 3.90mm Width)20-QSOP
74LCX841MSAX
74LCX841MSAX
BUS DRIVER
Fairchild Semiconductor
388 $0.76
74LCX Bulk ObsoleteD-Type Transparent Latch10:10Tri-State2V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount24-SSOP (0.209", 5.30mm Width)24-SSOP
74LCX841MSA
74LCX841MSA
BUS DRIVER
Fairchild Semiconductor
1,286 $0.75
74LCX Tube ObsoleteD-Type Transparent Latch10:10Tri-State2V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount24-SSOP (0.209", 5.30mm Width)24-SSOP
74F373MSA
74F373MSA
BUS DRIVER
Fairchild Semiconductor
151 $0.76
74F Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V15.3ns3mA, 24mA0°C ~ 70°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
74F373MSAX
74F373MSAX
BUS DRIVER
Fairchild Semiconductor
381 $0.75
74F Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V15.3ns3mA, 24mA0°C ~ 70°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
74LVQ573QSC
74LVQ573QSC
BUS DRIVER
Fairchild Semiconductor
662 $0.76
74LVQ Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 3.6V18.5ns12mA, 12mA-40°C ~ 85°CSurface Mount20-LSSOP (0.154", 3.90mm Width)20-QSOP
CD74ACT373M
CD74ACT373M
BUS DRIVER
Harris Corporation
42 $0.77
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13ns24mA, 24mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74ABT373CPC
74ABT373CPC
OCTAL TRANS LATCH, ABT SERIES
Fairchild Semiconductor
37 $0.80
74ABT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V12.7ns32mA, 64mA-40°C ~ 85°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
DM74ALS580AWM
DM74ALS580AWM
BUS DRIVER, ALS SERIES
Fairchild Semiconductor
310 $0.83
74ALS Bulk ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13ns2.6mA, 24mA0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD74HC533E
CD74HC533E
BUS DRIVER
Harris Corporation
717 $0.86
74HC Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V113ns7.8mA, 7.8mA-55°C ~ 125°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
74ABT573CMTCX
74ABT573CMTCX
BUS DRIVER
Fairchild Semiconductor
443 $0.85
74ABT Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V12.7ns32mA, 64mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
74ABT573CSCX
74ABT573CSCX
BUS DRIVER
Fairchild Semiconductor
876 $0.86
74ABT Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V12.7ns32mA, 64mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74ABT573CMSAX
74ABT573CMSAX
BUS DRIVER
Fairchild Semiconductor
1,141 $0.85
74ABT Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V12.7ns32mA, 64mA-40°C ~ 85°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
74VCXH162373MTX
74VCXH162373MTX
BUS DRIVER
Fairchild Semiconductor
1,133 $0.85
74VCXH Bulk ObsoleteD-Type Transparent Latch8:8Tri-State1.4V ~ 3.6V21ns12mA, 12mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
74ACQ573SCX
74ACQ573SCX
BUS DRIVER
Fairchild Semiconductor
1,137 $0.85
74ACQ Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V15.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74VCXH162373MTD
74VCXH162373MTD
BUS DRIVER
Fairchild Semiconductor
17 $0.88
74VCXH Tube ObsoleteD-Type Transparent Latch8:8Tri-State1.4V ~ 3.6V21ns12mA, 12mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP