Asynchronous FIFO memory IC, 4.5Kb density, organized as 512 words by 9 bits. Features a 20ns maximum access time and operates at up to 33.3MHz. This unidirectional CMOS component supports retransmit capability and is available in a PDSO28 package for surface mounting. It operates from a 4.5V to 5.5V supply voltage with a nominal 5V requirement, drawing a maximum of 55mA. RoHS compliant and lead-free.
Frequency33.3MHz
PackageSOJ
Current55mA
MountingSurface Mount
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Technical Specifications
Cypress CY7C421-20VXCT technical specifications.
General
Access Time
20ns
Access Time-Max
15ns
Bus Directional
Unidirectional
Package/Case
SOJ
Contact Plating
Tin, Gold, Matte
Data Bus Width
9b
Density
4.5Kb
Direction
Unidirectional
Frequency
33.3MHz
FWFT Support
No
Lead Free
Lead Free
Max Operating Temperature
70°C
Max Supply Current
55mA
Max Supply Voltage
5.5V
Memory Size
4.5Kb
Min Operating Temperature
0°C
Min Supply Voltage
4.5V
Mount
Surface Mount
Number of Circuits
2
Operating Supply Voltage
5V
Organization
512X9
Package Quantity
1000
Packaging
Tape and Reel
Programmable Flags Support
No
Retransmit Capability
Yes
RoHS Compliant
Yes
Series
CY7C
Supply Current
55mA
Supply Voltage-Nom
5V
Sync/Async
Asynchronous
Word Size
9b
Compliance
RoHS
Compliant
Datasheet
Cypress CY7C421-20VXCT Datasheet
Download the complete datasheet for Cypress CY7C421-20VXCT to view detailed technical specifications.
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