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Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

CY7C421-25AC specifications
ParameterValue
SeriesCY7C
MountingSurface Mount
Expansion typeDepth, Width
Supply voltage4.5 V ~ 5.5 V
Current - supply50mA
Operating temperature0°C~70°C
PackageBulk
FunctionAsynchronous
Data rate28.5MHz
Access time25ns
Memory size512 x 9
FWFT supportNo
Case32-TQFP
Bus directionalUni-Directional
Retransmit capabilityYes
Programmable flags supportNo