Memory

Use the filters and product table below to compare Memory components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters

Stock & Datasheets Review availability and technical references

RFQ & BOM Support Send your target MPN, quantity or BOM

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Programmable	Memory Type	Memory Format	Technology	Memory Size	Memory Organization	Memory Interface	Clock Frequency	Write Cycle Time - Word, Page	Access Time	Voltage - Supply	Operating Temperature	Grade	Qualification	Mounting Type	Supplier Device Package
CAT28F512LI12 IC FLASH 512KBIT PARALLEL 32DIP onsemi	1,460	-	RFQ	Datasheet	-	32-DIP (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Non-Volatile	FLASH	FLASH	512Kbit	64K x 8	Parallel	-	120ns	120 ns	4.5V ~ 5.5V	-40°C ~ 85°C (TA)	-	-	Through Hole	32-PDIP
CAT28F512L12 IC FLASH 512KBIT PARALLEL 32DIP onsemi	2,258	-	RFQ	Datasheet	-	32-DIP (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Non-Volatile	FLASH	FLASH	512Kbit	64K x 8	Parallel	-	120ns	120 ns	4.5V ~ 5.5V	0°C ~ 70°C (TA)	-	-	Through Hole	32-PDIP
CAT28C256G15 IC EEPROM 256KBIT PAR 32PLCC onsemi	2,619	-	RFQ	Datasheet	-	32-LCC (J-Lead)	Tube	Obsolete	Not Verified	Non-Volatile	EEPROM	EEPROM	256Kbit	32K x 8	Parallel	-	5ms	150 ns	4.5V ~ 5.5V	0°C ~ 70°C (TA)	-	-	Surface Mount	32-PLCC (11.43x13.97)
CAT28C256GI12 IC EEPROM 256KBIT PAR 32PLCC onsemi	1,099	-	RFQ	Datasheet	-	32-LCC (J-Lead)	Tube	Obsolete	Not Verified	Non-Volatile	EEPROM	EEPROM	256Kbit	32K x 8	Parallel	-	5ms	120 ns	4.5V ~ 5.5V	-40°C ~ 85°C (TA)	-	-	Surface Mount	32-PLCC (11.43x13.97)
CAT28C256GI15 IC EEPROM 256KBIT PAR 32PLCC onsemi	4,639	-	RFQ	Datasheet	-	32-LCC (J-Lead)	Tube	Obsolete	Not Verified	Non-Volatile	EEPROM	EEPROM	256Kbit	32K x 8	Parallel	-	5ms	150 ns	4.5V ~ 5.5V	-40°C ~ 85°C (TA)	-	-	Surface Mount	32-PLCC (11.43x13.97)
CAT28C256G12 IC EEPROM 256KBIT PAR 32PLCC onsemi	2,898	-	RFQ	Datasheet	-	32-LCC (J-Lead)	Tray	Obsolete	Not Verified	Non-Volatile	EEPROM	EEPROM	256Kbit	32K x 8	Parallel	-	5ms	120 ns	4.5V ~ 5.5V	0°C ~ 70°C (TA)	-	-	Surface Mount	32-PLCC (11.43x13.97)
NM27C040Q120 IC EPROM 4MBIT PARALLEL 32CDIP onsemi	4,815	-	RFQ	Datasheet	-	32-CDIP (0.685", 17.40mm) Window	Tube	Obsolete	Not Verified	Non-Volatile	EPROM	EPROM - UV	4Mbit	512K x 8	Parallel	-	-	120 ns	4.5V ~ 5.5V	0°C ~ 70°C (TA)	-	-	Through Hole	32-CDIP
NM27C040Q150 IC EPROM 4MBIT PARALLEL 32CDIP onsemi	1,210	-	RFQ	Datasheet	-	32-CDIP (0.685", 17.40mm) Window	Tube	Obsolete	Not Verified	Non-Volatile	EPROM	EPROM - UV	4Mbit	512K x 8	Parallel	-	-	150 ns	4.5V ~ 5.5V	0°C ~ 70°C (TA)	-	-	Through Hole	32-CDIP
CAT28F020H-12T IC FLASH 2MBIT PARALLEL 32TSOP onsemi	4,922	-	RFQ	Datasheet	-	32-TFSOP (0.724", 18.40mm Width)	Tape & Reel (TR)	Obsolete	Not Verified	Non-Volatile	FLASH	FLASH	2Mbit	256K x 8	Parallel	-	120ns	120 ns	4.5V ~ 5.5V	0°C ~ 70°C (TA)	-	-	Surface Mount	32-TSOP
NMC27C32BQE200 IC EPROM 32KBIT PARALLEL 24DIP onsemi	3,328	-	RFQ	Datasheet	-	24-DIP (0.600", 15.24mm) Window	Tube	Obsolete	Not Verified	Non-Volatile	EPROM	EPROM - UV	32Kbit	4K x 8	Parallel	-	-	200 ns	4.5V ~ 5.5V	-40°C ~ 85°C (TA)	-	-	Through Hole	24-DIP

WINSUN SOURCING SUPPORT

Need Help Sourcing Memory?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing

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FREQUENTLY ASKED QUESTIONS

Memory FAQ

Common questions about filtering, comparing and sourcing Memory components.

How can I narrow the Memory selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Memory part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.