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
NTE4598B
NTE4598B
IC-CMOS 8-BIT LATCH 18-LEAD DIP
NTE Electronics, Inc
41 $13.46
Bag ActiveD-Type Latch1:8CMOS3V ~ 18V1100ns12mA, 12mA-55°C ~ 125°CThrough Hole18-DIP (0.300", 7.62mm)18-PDIP
54ACQ573/Q2A
54ACQ573/Q2A
54ACQ573/Q2A - DUAL MARKED (5962
Rochester Electronics, LLC
9 $81.13
Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 6V111ns24mA, 24mA-55°C ~ 125°CSurface Mount20-CLCC20-LCCC (8.89x8.89)
JM54AC373S2A-RH
JM54AC373S2A-RH
54AC373 - OCTAL TRANSPARENT LATC
National Semiconductor
2 $279.06
Bulk Active-----------
JM54AC373SRA-RH
JM54AC373SRA-RH
54AC373 - OCTAL TRANSPARENT LATC
National Semiconductor
5 $290.62
Bulk Active-----------
JM54AC373BSA-RH
JM54AC373BSA-RH
54AC373 - OCTAL TRANSPARENT LATC
National Semiconductor
4 $293.86
Bulk Active-----------
JM54AC373SSA-RH
JM54AC373SSA-RH
54AC373 - OCTAL TRANSPARENT LATC
National Semiconductor
5 $299.30
Bulk Active-----------
SCAN18373T/MXA
SCAN18373T/MXA
SCAN18373 - TRANSPARENT LATCH WI
Rochester Electronics, LLC
4 $356.32
Bulk Active-----------
MC14043BDG
MC14043BDG
IC LATCH R-S QUAD NOR 16SOIC
onsemi
294 $0.78
4000B Tube ActiveS-R Latch1:1Tri-State3V ~ 18V460ns8.8mA, 8.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
SN74F573N
SN74F573N
IC OCT D-TYPE LATCH 20-DIP
Texas Instruments
908 $0.87
74F Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V18.6ns3mA, 24mA0°C ~ 70°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
CD74HC75E
CD74HC75E
IC DUAL 2-BIT TRANS LATCH 16-DIP
Texas Instruments
300 $0.90
74HC Tube ActiveD-Type Transparent Latch2:2Differential2V ~ 6V210ns5.2mA, 5.2mA-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
MM74HC573WM
MM74HC573WM
IC LATCH OCT D-TYPE 3ST 20SOIC
onsemi
944 $0.94
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V115ns7.8mA, 7.8mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD74HC563E
CD74HC563E
IC OCTAL LATCH TRI-ST 20-DIP
Texas Instruments
590 $0.95
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V112ns7.8mA, 7.8mA-55°C ~ 125°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
SN74AC573N
SN74AC573N
IC OCTAL D TRANSP LATCH 20-DIP
Texas Instruments
699 $0.97
74AC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V12.5ns24mA, 24mA-40°C ~ 85°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
CD4044BD
CD4044BD
IC QUAD NAND R/S LATCH 16SOIC
Texas Instruments
804 $1.08
4000B Tube ActiveS-R Latch1:1Tri-State3V ~ 18V450ns6.8mA, 6.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
SN74LS259BN
SN74LS259BN
IC 8-BIT ADDRESSBLE LATCH 16-DIP
Texas Instruments
588 $1.32
74LS Tube ActiveD-Type, Addressable1:8Standard4.75V ~ 5.25V119ns400µA, 8mA0°C ~ 70°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
SN74ALS573CN
SN74ALS573CN
IC OCT D TRANSP LATCH 3ST 20-DIP
Texas Instruments
686 $1.32
74ALS Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V12ns2.6mA, 24mA0°C ~ 70°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
SN74ALS373AN
SN74ALS373AN
IC OCT D TRANSP LATCH 20-DIP
Texas Instruments
267 $1.33
74ALS Tube ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V16ns2.6mA, 24mA0°C ~ 70°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
SN74LVC573ADW
SN74LVC573ADW
IC OCTAL TRANSPAR LATCH 20-SOIC
Texas Instruments
340 $1.50
74LVC Bulk ActiveD-Type Transparent Latch8:8Tri-State1.65V ~ 3.6V12ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
SN74LS279AN
SN74LS279AN
IC QUAD NOT-S/NOT-R LATCH 16-DIP
Texas Instruments
329 $1.52
74LS Tube ActiveS-R Latch1:1Standard4.75V ~ 5.25V412ns400µA, 8mA0°C ~ 70°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
SN74LS279AD
SN74LS279AD
IC QUAD /S /R LATCH 16-SOIC
Texas Instruments
571 $1.56
74LS Tube ActiveS-R Latch1:1Standard4.75V ~ 5.25V412ns400µA, 8mA0°C ~ 70°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC