93C66C-I/P Memory by Microchip Technology

4Kb 5V Microwire (3-wire) Serial EEPROM with Hardware Selectable Word Size


The Microchip 93C66C device is a 4Kb Microwire (3-wire) Serial EEPROM with hardware selectable word size using the ORG pin and a voltage operation range of 4.5 - 5.5V. Also available are the 93C66A for dedicated 8-bit memory organization and the 93C66B for dedicated 16-bit memory organization. The 93C66C is optimized for use in consumer, industrial, and automotive applications where reliable and dependable nonvolatile memory storage is essential. The device is available in a variety of Pb-free packages including PDIP, SOIC, MSOP, DFN and TSSOP.

Where to Buy

Prices starting from US$0.36

Distributor Stock
Logo for RS
RS
from US$0.42
340
in stock
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Logo for Microchip Technology
Microchip Technology
from US$0.37
20,220
in stock
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Logo for Newark Electronics
Newark Electronics
from US$0.44
532
in stock
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Logo for element14
element14
from US$0.44
532
in stock
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Logo for Farnell
Farnell
from US$0.42
532
in stock
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Logo for Transfer Multisort Elektronik
Transfer Multisort Elektronik
from US$0.43
268
in stock
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Logo for Schukat Electronic
Schukat Electronic
from US$0.36
160
in stock
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Logo for Future Electronics
Future Electronics
from US$0.41
-
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Logo for Avnet America
Avnet America
from US$0.45
-
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Logo for RS Americas
RS Americas
from US$0.38
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Logo for EBV Elektronik
EBV Elektronik
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Avnet Silica
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Features

Industry Standard Microwire Serial I/O
Up to 3 MHz clock compatibility
ORG Pin to select word size
Automatic Erase All (ERAL) Before Write All (WRAL)
Self-Timed Erase and Write Cycles (2 ms max.)
Read current 100 uA (Typ), 1 mA (Max)
Write current 500 uA (Typ), 2 mA (Max)
Standby current 1 uA (Max at -40 to 85°C)
Software Write-Protection
More than 1 million erase/write cycles
Data retention > 200 years
Grade 1 Temperature Range: -40°C to 125°C
Qualified for Automotive Applications
Factory Programming Available
Available in PDIP-8, SOIC-8, MSOP-8, 2x3 DFN-8 and TSSOP-8

Specifications

Density (Organization) 4K bits (x8 or x16)
Operating Voltage Min. (V) 4.5
Oper Voltage Max (V) 5.5
Max. Clock Freq. 3 MHz
Page Size (bytes) 8
Write Protected False
Write Protect Scheme None
Endurance 1,000,000
Pins | Packaging 8 | PDIP
Temp Range -40C to +85C
Packing Media Tube (60)

Resources






Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.4867
Shipping Weight (kg) 0.9
Lead Count 8
Package Type PDIP
Package Width or Size .300in
Soldering Composition Matte Tin

Alternative Descriptions

4K, 512 X 8 OR 256 X 16, SER EE | Microchip Technology
Serial Eeprom, 4Kbit, 2Mhz, Dip-8 | Newark Electronics
SERIAL EEPROM, 4KBIT, 2MHZ, DIP-8 | element14
Microchip Technology, 93C66C-I/P | RS
IC: EEPROM memory | Transfer Multisort Elektronik
EEPROM Ser 5V 512x8/256x16 DIP8 | Schukat Electronic
EEPROM Serial-Microwire 4K-Bit 512 x 8/256 x 16 5V 8-Pin PDIP Tube | Future Electronics
EEPROM Serial-Microwire 4K-bit 512 x 8/256 x 16 5V 8-Pin PDIP Tube | Avnet America
Microchip 93C66C-I/P Serial EEPROM Memory, 4kbit, 200ns, 4.5 to 5.5 V 8-Pin PDIP | Microchip Technology Inc. 93C66C-I/P | RS Americas


Frequently Asked Questions

Where can I find additional details, specifications and documents for a 93C66C-I/P?

Additional datasheets, footprints and schematics for 93C66C-I/P are listed on our Part Details page. You can also find images and similar parts to 93C66C-I/P on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for 93C66C-I/P on our Product Comparison page. Access via the 'View Pricing & Stock' button to view 93C66C-I/P price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does 93C66C-I/P fall under?

The 93C66C-I/P is listed under Semiconductors - ICs > Memory > EEPROM.

Can I view similar or alternative parts?

You can view similar parts to 93C66C-I/P when available in the EEPROM range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the 93C66C-I/P you can contact the distributor directly for product support, shipping queries etc.

Is the 93C66C-I/P RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

Which authorised distributors for 93C66C-I/P have stock available?

Authorised distributors including Microchip Technology, Newark Electronics, element14, Farnell and RS have stock available or on a lead time for 93C66C-I/P.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for 93C66C-I/P often in real-time on the comparison pages.

What if I can't find stock of 93C66C-I/P?

You can fill out our help required form which you can use to request a quote for 93C66C-I/P from some of our verified obsolescence suppliers. Alternatively, contact us via our web chat in the bottom left of your screen and one of our team will try to help.

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