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
74HC259D/S400118
74HC259D/S400118
D LATCH, LOW LEVEL TRIGGERED
NXP USA Inc.
546 $0.00
74HC Bulk ActiveD-Type, Addressable1:8Standard2V ~ 6V117ns5.2mA, 5.2mA-40°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
74HC573PW/AU118
74HC573PW/AU118
BUS DRIVER, HC/UH SERIES, 8-BIT
Nexperia USA Inc.
587 $0.00
74HC Bulk ObsoleteD-Type Transparent Latch1:8Tri-State2V ~ 6V114ns7.8mA, 7.8mA-40°C ~ 125°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
74VHCT373SJ
74VHCT373SJ
BUS DRIVER, AHCT/VHCT SERIES
Fairchild Semiconductor
147 $0.00
74VHCT Bulk ActiveD-Type Transparent Latch8:8Tri-State2V ~ 5.5V16.5ns8mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOP
DM74LS259WM
DM74LS259WM
D LATCH, LS SERIES TTL
Fairchild Semiconductor
419 $0.00
74LS Bulk ActiveD-Type, Addressable1:8Standard4.75V ~ 5.25V141ns8mA0°C ~ 70°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
SN74LS259D
SN74LS259D
D LATCH, LS SERIES TTL
onsemi
561 $0.00
Bulk Active-----------
74ALVC373PW,112
74ALVC373PW,112
BUS DRIVER, ALVC/VCX/A SERIES, 1
NXP USA Inc.
2,632 $0.12
74ALVC Tube ActiveD-Type Transparent Latch8:8Tri-State1.65V ~ 3.6V12.3ns24mA, 24mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
SN74LS279DR2
SN74LS279DR2
R-S LATCH, LS SERIES, 4 FUNC, LO
onsemi
445 $0.00
Bulk ActiveS-R Latch4:4Standard4.75V ~ 5.25V427ns8mA, 400µA0°C ~ 70°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SO
HEF4043BT-Q100118
HEF4043BT-Q100118
R-S LATCH, HIGH LEVEL TRIGGERED
NXP USA Inc.
577 $0.00
Bulk Active-----------
SN74ACT533DBLE
SN74ACT533DBLE
BUS DRIVER, ACT SERIES, 8-BIT
Texas Instruments
281 $0.00
Bulk ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V12.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
74HC573D/S400118
74HC573D/S400118
BUS DRIVER, HC/UH SERIES, 8-BIT
NXP USA Inc.
57 $0.00
74HC Bulk ObsoleteD-Type Transparent Latch1:8Tri-State2V ~ 6V114ns7.8mA, 7.8mA-40°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SO
MC14099BFL1
MC14099BFL1
D LATCH, LOW LEVEL TRIGGERED,
onsemi
276 $0.00
Bulk Active-----------
MC74HCT573ADT
MC74HCT573ADT
IC TXRX/LATCH OCTAL 3ST 20-TSSOP
onsemi
440 $0.00
74HCT Bulk ActiveD-Type Transparent Latch1:8Tri-State4.5V ~ 5.5V130ns6mA, 6mA-55°C ~ 125°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
MC74HCT573AD
MC74HCT573AD
IC TXRX/LATCH OCTAL 3ST 20-SOIC
onsemi
386 $0.00
74HCT Bulk ActiveD-Type Transparent Latch1:8Tri-State4.5V ~ 5.5V130ns6mA, 6mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74HC573D/C4118
74HC573D/C4118
BUS DRIVER, HC/UH SERIES, 8-BIT
NXP USA Inc.
287 $0.00
74HC Bulk ObsoleteD-Type Transparent Latch1:8Tri-State2V ~ 6V114ns7.8mA, 7.8mA-40°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SO
DM74LS75MX
DM74LS75MX
D LATCH, LS SERIES TTL
Fairchild Semiconductor
91 $0.00
Bulk Active-----------
MC74HC373AFEL
MC74HC373AFEL
BUS DRIVER, HC/UH SERIES
onsemi
270 $0.00
74HC Bulk ActiveD-Type Transparent Latch1:8Tri-State2V ~ 6V121ns7.8mA, 7.8mA-55°C ~ 125°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SOIC
SN74ABT573DW
SN74ABT573DW
OCTAL TRANSPARENT D-TYPE LATCHES
Texas Instruments
28 $0.00
Bulk Active-----------
74HCT573DB,112-NXP
74HCT573DB,112-NXP
BUS DRIVER, HCT SERIES, 1-FUNC,
NXP USA Inc.
408 $0.00
74HCT Tube ActiveD-Type Transparent Latch8:8Tri-State, Non-Inverted4.5V ~ 5.5V117ns6mA, 6mA-40°C ~ 125°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
74LVX373MTC
74LVX373MTC
BUS DRIVER
Fairchild Semiconductor
225 $0.00
74LVX Tube ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 3.6V16ns4mA, 4mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
74HC573DB-Q100118
74HC573DB-Q100118
BUS DRIVER, HC/UH SERIES, 8-BIT
NXP USA Inc.
505 $0.00
Automotive, AEC-Q100, 74HC Bulk ObsoleteD-Type Transparent Latch1:8Tri-State2V ~ 6V114ns7.8mA, 7.8mA-40°C ~ 125°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP