Infineon CY7C421-20VC
$ 2.8
Obsolete
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 2.8
$ 3.73
Stock
101,881
122,038
Authorized Distributors
1
1
Case/Package
-
-
Number of Pins
28
28
Memory Size
36 kB
576 B
Access Time
20 ns
20 ns
Frequency
-
33.3 MHz
Bus Directional
Unidirectional
Unidirectional
Programmable Flags Support
-
No
Retransmit Capability
-
Yes
FWFT Support
-
No
Min Supply Voltage
4.5 V
4.5 V
Max Supply Voltage
5.5 V
5.5 V
Supply Chain
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.32.00.71
Introduction Date1987-01-19
Lifecycle StatusObsolete (Last Updated: 4 months ago)
LTB Date2007-11-07
LTD Date2008-05-07
Descriptions
Descriptions of Infineon CY7C421-20VC provided by its distributors.
FIFO, 512X9, 20ns, Asynchronous, CMOS, PDSO28, 0.300 INCH, SOJ-28
FIFO Mem Async Dual Depth/Width Uni-Dir 512 x 9 28-Pin SOJ
20ns 512x9 55mA 4.5V~5.5V 33.3MHz SOJ-28 FIFO Memory ROHS
512 X 9 OTHER FIFO 20 ns PDSO28
IC FIFO ASYNC 512X9 20NS 28SOJ
Manufacturer Aliases
Infineon has several brands around the world that distributors may use as alternate names. Infineon may also be known as the following names:
- Infineon Technologies
- INF
- INFINEO
- INFINE
- INFIN
- INFINION
- INFI
- INFENION
- SIM
- INFIEON
- INFINEON TECH
- INFINEN
- IFX
- INFIENON
- IR/INFINEON
- INFINEON/IR
- IFT
- INFINEON/SIEMENS
- LNFINEON
- INFN
- Infineon Tech ICs
- INFINEON TECHNOLOGIE
- NFINEON
- INFINEON/Infineon
- INFINEON TECHNOLOGIES (ASIA
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
MountSurface Mount
Number of Pins28
Number of Terminals28
Technical
Access Time20 ns
Bus DirectionalUnidirectional
Cycle Time30 ns
Data Bus Width9 b
Density4.5 kb
DirectionUnidirectional
Element ConfigurationDual
InterfaceParallel
Max Frequency33.33 MHz
Max Operating Temperature70 °C
Max Supply Current55 mA
Max Supply Voltage5.5 V
Memory Size36 kB
Min Operating Temperature0 °C
Min Supply Voltage4.5 V
Nominal Supply Current55 mA
Number of Circuits1
Operating Supply Voltage5 V
Sync/AsyncAsynchronous
Temperature GradeCommercial
Word Size9 b
Dimensions
Height - Seated (Max)3.556 mm
Length17.907 mm
Terminal Pitch1.27 mm
Width7.5057 mm
Compliance
Environmental Classification
China RoHSNon-Compliant
Radiation HardeningNo
REACH SVHCNo
RoHSNon-Compliant
Compliance Statements