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Infineon Technologies CY7C4 Series

66 variants · Infineon Technologies

About the Infineon Technologies Infineon Technologies CY7C4 Series series

The Infineon Technologies Infineon Technologies CY7C4 Series series groups 66 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common bus directional of Uni-Directional, expansion type of Depth, Width and FWFT support of No. Variants differ by access time, case and current - supply, so you can match the exact access time your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current Infineon Technologies CY7C4 Series variants and discontinued ones from a single page.

Select a variant by

Access time
10ns · 15ns · 20ns · 40ns
Case
28-BSOJ (0.300\", 7.62mm Width) · 32-LCC (J-Lead) · 32-TQFP · 64-LQFP
Current - supply
30mA · 35mA · 40mA · 45mA · 55mA · 65mA · 85mA
Data rate
20MHz · 33.3MHz · 40MHz · 50MHz · 66.7MHz
Function
Asynchronous · Synchronous
Memory size
256 x 9 · 512 x 9
Operating temperature
-40°C~85°C · 0°C~70°C
Programmable flags support
No · Yes

Variant comparison

ParameterCY7C419-10JCTCY7C419-15VCCY7C419-20JCCY7C419-40JCCY7C4201-15JCCY7C4201-25AC
Access time10ns15ns20ns40ns10ns15ns
Case32-LCC (J-Lead)28-BSOJ (0.300\", 7.62mm Width)32-LCC (J-Lead)32-LCC (J-Lead)32-LCC (J-Lead)32-TQFP
Current - supply85mA65mA55mA35mA35mA35mA
Data rate50MHz40MHz33.3MHz20MHz66.7MHz40MHz
FunctionAsynchronousSynchronousAsynchronousSynchronousSynchronousSynchronous
Memory size256 x 9256 x 9256 x 9256 x 9256 x 9256 x 9
Operating temperature0°C~70°C0°C~70°C0°C~70°C0°C~70°C0°C~70°C0°C~70°C
Programmable flags supportNoYesNoYesYesYes

Shared specifications

Bus directional
Uni-Directional
Expansion type
Depth, Width
FWFT support
No
Mounting type
Surface Mount
Package
Bulk
Voltage
4.5 V ~ 5.5 V

Request a quote on any Infineon Technologies CY7C4 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Infineon Technologies Infineon Technologies CY7C4 Series variants differ?
Infineon Technologies CY7C4 Series part numbers differ by access time, case, current - supply and data rate. Use the selection guide above to pick by access time.
How many Infineon Technologies Infineon Technologies CY7C4 Series part numbers are listed?
66 Infineon Technologies Infineon Technologies CY7C4 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Infineon Technologies Infineon Technologies CY7C4 Series?
Request a quote (RFQ) for any Infineon Technologies CY7C4 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants