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

330 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
CD4044BE
CD4044BE
IC QUAD NAND R/S LATCH 16-DIP
Texas Instruments
140 $0.64
4000B Tube ActiveS-R Latch1:1Tri-State3V ~ 18V450ns6.8mA, 6.8mA-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
SN74LS279ADR
SN74LS279ADR
IC QUAD S-R LATCHES 16-SOIC
Texas Instruments
370 $1.30
74LS Tape & Reel (TR) ActiveS-R Latch1:1Standard4.75V ~ 5.25V412ns400µA, 8mA0°C ~ 70°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
SN74LVCH16373ADGGR
SN74LVCH16373ADGGR
IC TRANSP LATCH TRI-ST 48-TSSOP
Texas Instruments
441 $1.40
74LVCH Tape & Reel (TR) ActiveD-Type Transparent Latch8:8Tri-State1.65V ~ 3.6V22.1ns24mA, 24mA-40°C ~ 85°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
CD4099BE
CD4099BE
IC ADDRESSABL LATCH 8BIT 16-DIP
Texas Instruments
963 $0.74
4000B Tube ActiveD-Type, Addressable1:8Standard3V ~ 18V150ns6.8mA, 6.8mA-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP
SN74HC373N
SN74HC373N
IC OCT TRANSP D LATCH 20-DIP
Texas Instruments
719 $0.79
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V115ns7.8mA, 7.8mA-40°C ~ 85°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
MC74HC573ADWG
MC74HC573ADWG
IC TRANSP LATCH OCT 3ST 20-SOIC
onsemi
495 $0.85
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V126ns7.8mA, 7.8mA-55°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
M74LCX16373DTR2G
M74LCX16373DTR2G
IC LATCH TRANSP 16BIT 48TSSOP
onsemi
476 $1.93
74LCX Tape & Reel (TR) ActiveD-Type Transparent Latch8:8Tri-State2V ~ 3.6V25.4ns24mA, 24mA-55°C ~ 125°CSurface Mount48-TFSOP (0.240", 6.10mm Width)48-TSSOP
SN74AC373N
SN74AC373N
IC OCTAL D TRANSP LATCH 20-DIP
Texas Instruments
319 $1.05
74AC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V17.5ns24mA, 24mA-40°C ~ 85°CThrough Hole20-DIP (0.300", 7.62mm)20-PDIP
CD4043BD
CD4043BD
IC NOR R/S LATCH 3ST QUAD 16SOIC
Texas Instruments
289 $1.40
4000B Tube ActiveS-R Latch1:1Tri-State3V ~ 18V450ns6.8mA, 6.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
TPIC6273DW
TPIC6273DW
IC OCTAL D-TYPE LATCH 20-SOIC
Texas Instruments
173 $4.16
TPIC Tube ActiveD-Type Transparent Latch8:8Standard4.5V ~ 5.5V1625ns--40°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD4099BM96
CD4099BM96
IC 8BIT ADDRESSABL LATCH 16-SOIC
Texas Instruments
481 $0.64
4000B Tape & Reel (TR) ActiveD-Type, Addressable1:8Standard3V ~ 18V150ns6.8mA, 6.8mA-55°C ~ 125°CSurface Mount16-SOIC (0.154", 3.90mm Width)16-SOIC
TPIC6A259DW
TPIC6A259DW
IC 8-BIT ADDRESSABL LTCH 24SOIC
Texas Instruments
89 $4.32
TPIC Tube ActiveD-Type, Addressable1:8DMOS4.5V ~ 5.5V130ns--40°C ~ 125°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOIC
CD4042BPW
CD4042BPW
IC QUAD CLOCKED D LATCH 16TSSOP
Texas Instruments
172 $1.31
4000B Tube ActiveD-Type Transparent Latch1:1Differential3V ~ 18V440ns6.8mA, 6.8mA-55°C ~ 125°CSurface Mount16-TSSOP (0.173", 4.40mm Width)16-TSSOP
SN74HC373NS
SN74HC373NS
LOGIC GATES AND INVERTERS
Texas Instruments
242 $1.36
74HC Tube ActiveD-Type Transparent Latch8:8Tri-State2V ~ 6V115ns7.8mA, 7.8mA-40°C ~ 85°CSurface Mount20-SOIC (0.209", 5.30mm Width)20-SO
74HC573PW/C1118
74HC573PW/C1118
BUS DRIVER, HC/UH SERIES, 8-BIT
NXP USA Inc.
3,274 $0.15
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
74HC573PW/C4118
74HC573PW/C4118
BUS DRIVER, HC/UH SERIES, 8-BIT
NXP USA Inc.
6,511 $0.15
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
74HCT573PW-Q100118
74HCT573PW-Q100118
BUS DRIVER, HCT SERIES, 8-BIT
NXP USA Inc.
4,170 $0.20
Automotive, AEC-Q100, 74HCT Bulk ActiveD-Type Transparent Latch1:8Tri-State4.5V ~ 5.5V117ns6mA, 6mA-40°C ~ 125°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
74HCT573D/C4118
74HCT573D/C4118
BUS DRIVER, HCT SERIES, 8-BIT
NXP USA Inc.
2,260 $0.22
74HCT Bulk ActiveD-Type Transparent Latch1:8Tri-State4.5V ~ 5.5V117ns6mA, 6mA-40°C ~ 125°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SO
SN74LVC373ADWR
SN74LVC373ADWR
IC OCTAL TRANSP LATCH 20-SOIC
Texas Instruments
471 $0.87
74LVC Tape & Reel (TR) ActiveD-Type Transparent Latch8:8Tri-State1.65V ~ 3.6V11.5ns24mA, 24mA-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
CD4044BEX
CD4044BEX
CMOS QUAD NAND R/S LATCH
Harris Corporation
2,036 $0.42
Bulk ActiveS-R Latch1:1Tri-State3V ~ 18V450ns6.8mA-55°C ~ 125°CThrough Hole16-DIP (0.300", 7.62mm)16-PDIP