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
74ACTQ16373MTD
74ACTQ16373MTD
BUS DRIVER
Fairchild Semiconductor
8 $3.62
74ACTQ Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V25.3ns24mA, 24mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
74ACTQ16373MTDX
74ACTQ16373MTDX
BUS DRIVER
Fairchild Semiconductor
84 $3.57
74ACTQ Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V25.3ns24mA, 24mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
74ALVCH16841DLR
74ALVCH16841DLR
IC LATCH BUS 20BIT D 3ST 56-SSOP
Texas Instruments
129 $3.78
Bulk Active-----------
MM74C373WMX
MM74C373WMX
BUS DRIVER
Fairchild Semiconductor
151 $4.20
74C Bulk ObsoleteD-Type Transparent Latch8:8Tri-State3V ~ 15V170ns24mA, 24mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
93L34PC
93L34PC
D LATCH, 1-FUNC, 8-BIT, TTL
National Semiconductor
117 $4.19
Bulk Active-----------
9001PC
9001PC
FF/LATCH
National Semiconductor
129 $4.31
Bulk Active-----------
74F373LC
74F373LC
BUS DRIVER
National Semiconductor
32 $4.57
74F Bulk ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V19ns24mA, 3mA0°C ~ 70°CSurface Mount20-CLCC20-LCCC (8.89x8.89)
74F373DC
74F373DC
BUS DRIVER
National Semiconductor
158 $4.56
74F Bulk ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V19ns24mA, 3mA0°C ~ 70°CThrough Hole20-CDIP (0.300", 7.62mm)20-CDIP
93L34DC
93L34DC
D LATCH, 1-FUNC, 8-BIT, TTL
National Semiconductor
80 $4.49
Bulk Active-----------
9308FM
9308FM
D LATCH, 2-FUNC, 4-BIT, TTL
National Semiconductor
90 $4.65
Bulk Active-----------
100355PC
100355PC
D LATCH, 100K SERIES
Fairchild Semiconductor
124 $4.75
Bulk ActiveD-Type Transparent Latch4:4Standard-4.2V ~ -5.7V12.6ns-0°C ~ 85°CThrough Hole24-DIP (0.400", 10.16mm)24-PDIP
SY100S355JC
SY100S355JC
QUAD MULTIPLEXER/LATCH
Microchip Technology
122 $4.86
100S Bulk ObsoleteD-Type Transparent Latch4:4Standard4.2V ~ 5.5V1300ps-0°C ~ 85°CSurface Mount28-LCC (J-Lead)28-PLCC (11.48x11.48)
93L08DCQR
93L08DCQR
D LATCH, 2-FUNC, 4-BIT, TTL
National Semiconductor
192 $5.02
Bulk Active-----------
54F533FMQB
54F533FMQB
FF/LATCH
National Semiconductor
70 $5.33
Bulk Active-----------
AM29841DC
AM29841DC
BUS DRIVER, S SERIES, 10-BIT
Advanced Micro Devices
7 $5.35
Bulk ActiveD-Type Latch10:10Tri-State4.75V ~ 5.25V116ns48mA, 24mA0°C ~ 70°CThrough Hole24-CDIP24-CDIP
MAX9698BCSE+
MAX9698BCSE+
MAX9698 DUAL VOLTAGE W/LATCH
Analog Devices Inc./Maxim Integrated
59 $5.74
Bulk Active-----------
74F843SCX
74F843SCX
BUS DRIVER
Fairchild Semiconductor
172 $5.66
74F Bulk ActiveD-Type Transparent Latch9:9Tri-State4.5V ~ 5.5V18.5ns24mA0°C ~ 70°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOP
SNJ54100W
SNJ54100W
D LATCH, 4-BIT
Texas Instruments
146 $5.74
Bulk Active-----------
SCAN182373ASSC
SCAN182373ASSC
BOUNDARY SCAN MEMORY DRIVER
Fairchild Semiconductor
22 $5.78
SCAN Tube ObsoleteD-Type Transparent Latch9:9Tri-State4.5V ~ 5.5V24.5ns32mA, 15mA-40°C ~ 85°CSurface Mount56-BSSOP (0.295", 7.50mm Width)56-SSOP
AM29843DC
AM29843DC
BUS DRIVER, S SERIES, 9-BIT
Advanced Micro Devices
119 $6.00
Bulk ActiveD-Type Latch9:9Tri-State4.5V ~ 5.5V115ns48mA, 24mA0°C ~ 70°CThrough Hole24-CDIP (0.300", 7.62mm)24-CDIP