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
CD74AC563E
CD74AC563E
OCTAL TRANSPARENT LATCH, 3 STATE
Harris Corporation
546 $0.52
74AC Bulk ActiveD-Type Transparent Latch8:8Tri-State1.5V ~ 5.5V13ns24mA, 24mA-55°C ~ 125°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
CD74ACT573E
CD74ACT573E
BUS DRIVER
Harris Corporation
1,647 $0.52
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13.1ns24mA, 24mA-55°C ~ 125°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
74279PC
74279PC
R-S LATCH 1-BIT, TTL
National Semiconductor
1,842 $0.52
Bulk Active-----------
74LCX373SJX
74LCX373SJX
BUS DRIVER, LVC/LCX/Z SERIES, 1
Fairchild Semiconductor
1,276 $0.53
74LCX Bulk ActiveD-Type Transparent Latch8:8Tri-State2V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74LCX373MSAX
74LCX373MSAX
BUS DRIVER
Fairchild Semiconductor
553 $0.53
74LCX Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
MM74HC373SJ
MM74HC373SJ
BUS DRIVER, HC/UH SERIES, 1 FUNC
Fairchild Semiconductor
859 $0.53
74HC Bulk ActiveD-Type Transparent Latch1:8Tri-State2V ~ 6V119ns7.8mA, 7.8mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74LVTH162373MTD
74LVTH162373MTD
BUS DRIVER, LVT SERIES
Fairchild Semiconductor
226 $0.53
74LVTH Tube ObsoleteD-Type Transparent Latch8:8Tri-State2.7V ~ 3.6V21.4ns12mA, 12mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
SN74LS375NS
SN74LS375NS
IC QUAD BISTABLE LATCH 16SO
Texas Instruments
244 $0.53
Bulk Active-----------
74LVTH162373MTX
74LVTH162373MTX
BUS DRIVER, LVT SERIES
Fairchild Semiconductor
741 $0.52
74LVTH Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2.7V ~ 3.6V21.4ns12mA, 12mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
MC74AC533M
MC74AC533M
OCTAL TRANSPARENT LANCH WITH 3-
onsemi
766 $0.54
Bulk Active-----------
74AC373PC
74AC373PC
BUS DRIVER
Fairchild Semiconductor
457 $0.54
74AC Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V17ns24mA, 24mA-40°C ~ 85°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
74LVTH16373MTD
74LVTH16373MTD
BUS DRIVER, LVT SERIES
Fairchild Semiconductor
89 $0.55
74LVTH Tube ObsoleteD-Type Transparent Latch8:8Tri-State2.7V ~ 3.6V21.5ns32mA, 64mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
DM74AS373N
DM74AS373N
BUS DRIVER
Fairchild Semiconductor
1,156 $0.56
74AS Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13.5ns15mA, 48mA0°C ~ 70°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
DM74AS373WM
DM74AS373WM
BUS DRIVER
Fairchild Semiconductor
129 $0.57
74AS Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13.5ns15mA, 48mA0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
DM74AS373WMX
DM74AS373WMX
BUS DRIVER
Fairchild Semiconductor
799 $0.56
74AS Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13.5ns15mA, 48mA0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74LVT16373ADL,112
74LVT16373ADL,112
BUS DRIVER, LVT SERIES, 2-FUNC,
NXP USA Inc.
1,691 $0.58
74LVT Tube ActiveD-Type Transparent Latch8:8Tri-State, Non-Inverted2.7V ~ 3.6V22.2ns64mA, 32mA-40°C ~ 85°CSurface Mount48-BSSOP (0.295", 7.50mm Width)48-SSOP
74VHC573SJX
74VHC573SJX
BUS DRIVER, AHC/VHC SERIES, 1 FU
Fairchild Semiconductor
900 $0.59
74VHC Bulk ActiveD-Type Transparent Latch8:8Tri-State2V ~ 5.5V15ns8mA, 8mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
74VHC573SJ
74VHC573SJ
BUS DRIVER, AHC/VHC SERIES, 1 FU
Fairchild Semiconductor
436 $0.58
74VHC Bulk ActiveD-Type Transparent Latch8:8Tri-State2V ~ 5.5V14.5ns8mA, 8mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
CD74ACT573M
CD74ACT573M
BUS DRIVER
Harris Corporation
173 $0.59
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13.1ns24mA, 24mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD74HC259M
CD74HC259M
D LATCH
Harris Corporation
1,032 $0.58
74HC Tube ObsoleteD-Type, Addressable1:8Standard2V ~ 6V113ns5.2mA, 5.2mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC