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
SN74AS573AN
SN74AS573AN
IC OCTAL TRANSPAR LATCH 20-DIP
Texas Instruments
98 $5.56
74AS Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V16ns2.6mA, 24mA0°C ~ 70°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
SN74ALS841DW
SN74ALS841DW
IC BUS-INTER LATCH TRI-ST 24SOIC
Texas Instruments
8 $8.50
74ALS Tube ActiveD-Type Transparent Latch10:10Tri-State4.5V ~ 5.5V17ns2.6mA, 24mA0°C ~ 70°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOIC
74AC573MTCX
74AC573MTCX
BUS DRIVER
Fairchild Semiconductor
449 $0.41
74AC Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V18.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
74LVQ573SC
74LVQ573SC
BUS DRIVER
Fairchild Semiconductor
157 $0.43
74LVQ Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 3.6V18.5ns12mA, 12mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD74FCT373ATM96
CD74FCT373ATM96
OCTAL TRANSPARENT LATCH
Harris Corporation
1,332 $0.45
Bulk ActiveD-Type Transparent Latch8:8Tri-State4.75V ~ 5.25V19ns15mA, 48mA0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
DM74ALS563AWM
DM74ALS563AWM
BUS DRIVER
Fairchild Semiconductor
30 $0.45
74ALS Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13ns2.6mA, 24mA0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74F841SPC
74F841SPC
BUS DRIVER
Fairchild Semiconductor
1,026 $0.70
74F Tube ObsoleteD-Type Transparent Latch10:10Tri-State4.5V ~ 5.5V12.5ns3mA, 24mA0°C ~ 70°CThrough Hole24-DIP (0.300", 7.62mm)24-PDIP
74LCX573MSAX
74LCX573MSAX
BUS DRIVER
Fairchild Semiconductor
1,229 $0.72
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
CD74FCT573ATQM
CD74FCT573ATQM
OCTAL TRANSPARENT LATCH
Harris Corporation
442 $0.88
Bulk ActiveD-Type Transparent Latch8:8Tri-State4.75V ~ 5.25V14.4ns15mA, 48mA0°C ~ 70°CSurface Mount20-SSOP (0.154", 3.90mm Width)20-QSOP
DM74ALS563AWMX
DM74ALS563AWMX
BUS DRIVER
Fairchild Semiconductor
419 $0.89
74ALS Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13ns2.6mA, 24mA0°C ~ 70°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD74ACT533M
CD74ACT533M
8-BIT DRIVER
Harris Corporation
606 $0.98
Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V112.5ns24mA, 24mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD4724BF
CD4724BF
CMOS 8-BIT ADDRESSABLE LATCH
Harris Corporation
221 $1.03
Bulk ActiveD-Type, Addressable1:8Standard3V ~ 18V150ns6.8mA, 6.8mA-55°C ~ 125°CThrough Hole16-CDIP (0.300", 7.62mm)16-CDIP
MC74LCX573DWG
MC74LCX573DWG
IC LATCH TRANSP OCT LV 20SOIC
onsemi
722 $1.15
74LCX Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 3.6V11.5ns24mA, 24mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
TPIC6B259DW
TPIC6B259DW
IC 8BIT ADDRESSABLE LATCH 20SOIC
Texas Instruments
374 $2.50
TPIC Tube ActiveD-Type, Addressable8:8DMOS4.5V ~ 5.5V1150ns--40°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
SN74LVC841ADW
SN74LVC841ADW
IC BUS-INTERFACE LATCH 24-SOIC
Texas Instruments
180 $2.58
74LVC Tube ActiveD-Type Transparent Latch10:10Tri-State1.65V ~ 3.6V12.7ns24mA, 24mA-40°C ~ 85°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOIC
MM54HC533J/883
MM54HC533J/883
D LATCH, 1-FUNC, 8-BIT
National Semiconductor
79 $4.62
Bulk Active-----------
SNJ54HC533FK
SNJ54HC533FK
D LATCH, 1-FUNC, 8-BIT
Texas Instruments
93 $6.94
Bulk Active-----------
DM54LS259W/883
DM54LS259W/883
D LATCH, 1-FUNC, 8-BIT, TTL
National Semiconductor
11 $9.07
Bulk Active-----------
9334FM-MIL
9334FM-MIL
D LATCH, 93 SERIES, 1 FUNC, LOW
National Semiconductor
87 $9.58
Bulk Active-----------
MM54HC573E/883
MM54HC573E/883
D LATCH, 1-FUNC, 8-BIT
National Semiconductor
80 $11.75
Bulk Active-----------