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
74ACT373MTC
74ACT373MTC
BUS DRIVER
Fairchild Semiconductor
291 $0.00
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V18ns24mA, 24mA-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
74LVTH373WM
74LVTH373WM
BUS DRIVER, LVT SERIES
Fairchild Semiconductor
290 $0.00
74LVTH Tube ObsoleteD-Type Transparent Latch8:8Tri-State2.7V ~ 3.6V11.5ns32mA, 64mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD4042BEX
CD4042BEX
CMOS QUAD CLOCKED D LATCH
Harris Corporation
413 $0.00
Bulk ActiveD-Type Transparent Latch4:4Differential3V ~ 18V140ns6.8mA-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
CD4043BEX
CD4043BEX
QUAD NOR R/S LATCH
Harris Corporation
352 $0.00
Bulk ActiveS-R Latch1:1Tri-State3V ~ 18V450ns6.8mA-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
SN72314N
SN72314N
OCTAL D-TYPE LATCH
Texas Instruments
491 $0.00
Bulk Active-----------
SN71046N
SN71046N
OCTAL D-TYPE LATCH
Texas Instruments
63 $0.00
Bulk Active-----------
NC7SZ373P6
NC7SZ373P6
BUS DRIVER, LVC/LCX/Z SERIES, 1
Fairchild Semiconductor
293 $0.00
7SZ Bulk ActiveD-Type Transparent Latch1:1Tri-State1.8V ~ 5.5V12.6ns32mA, 32mA-40°C ~ 85°CSurface Mount6-TSSOP, SC-88, SOT-363SC-88 (SC-70-6)
MC14042BDR2G
MC14042BDR2G
IC TRANSP LATCH QUAD P/N 16-SOIC
onsemi
283 $0.61
4000B Tape & Reel (TR) ActiveD-Type Transparent Latch1:1Differential3V ~ 18V460ns8.8mA, 8.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
74LVX373MX
74LVX373MX
BUS DRIVER
Fairchild Semiconductor
50 $0.00
74LVX Bulk ObsoleteD-Type Transparent Latch8:8Tri-State2V ~ 3.6V16ns4mA, 4mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74F563PC
74F563PC
BUS DRIVER
Fairchild Semiconductor
439 $0.00
74F Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13.5ns3mA, 24mA0°C ~ 70°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
DM74LS279MX
DM74LS279MX
R-S LATCH, LOW LEVEL TRIGGERED
Fairchild Semiconductor
603 $0.00
Bulk Active-----------
MC74ACT563DWR2
MC74ACT563DWR2
BUS DRIVER, ACT SERIES, 1 FUNC,
onsemi
213 $0.00
Bulk ActiveD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V13ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74F533PC
74F533PC
BUS DRIVER
Fairchild Semiconductor
346 $0.00
74F Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V16.7ns3mA, 24mA0°C ~ 70°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
74ACT563SC
74ACT563SC
BUS DRIVER
Fairchild Semiconductor
368 $0.00
74ACT Tube ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V17ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74F841SC
74F841SC
BUS DRIVER
Fairchild Semiconductor
184 $0.00
74F Bulk ActiveD-Type Transparent Latch10:10Tri-State4.5V ~ 5.5V15ns24mA0°C ~ 70°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOP
74HCT373DB,112-NXP
74HCT373DB,112-NXP
BUS DRIVER, HCT SERIES, 1-FUNC,
NXP USA Inc.
95 $0.00
74HCT Tube ActiveD-Type Transparent Latch1:8Tri-State4.5V ~ 5.5V114ns6mA, 6mA-40°C ~ 125°CSurface Mount20-SSOP (0.209", 5.30mm Width)20-SSOP
74LS375PC
74LS375PC
D LATCH, 1-FUNC, 4-BIT, TTL
National Semiconductor
63 $0.00
Bulk Active-----------
MC74HC563AH
MC74HC563AH
OCTAL D LATCH
onsemi
268 $0.00
74HC Bulk ActiveD-Type Transparent Latch1:8Tri-State2V ~ 6V125ns7.8mA, 7.8mA-55°C ~ 125°C---
74ACT573SCX
74ACT573SCX
BUS DRIVER
Fairchild Semiconductor
229 $0.00
74ACT Bulk ObsoleteD-Type Transparent Latch8:8Tri-State4.5V ~ 5.5V16ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
74LS256PC
74LS256PC
D LATCH, 2-FUNC, 4-BIT, TTL
National Semiconductor
65 $0.00
Bulk Active-----------