Microchip, 4 kB EEPROM, 250 ns 8-Pin SOIC SPI

This image is representative of the product range

View all EEPROM

Subtotal (1 tube of 100 units)*

PHP2,197.90

(exc. VAT)

PHP2,461.60

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 900 unit(s) shipping from December 15, 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per Unit
Per Tube*
100 +PHP21.979PHP2,197.90

*price indicative

RS Stock No.:
236-8800
Mfr. Part No.:
93C66B-I/SN
Manufacturer:
Microchip
Find similar products by selecting one or more attributes.
Select all

Brand

Microchip

Product Type

EEPROM

Memory Size

4kB

Interface Type

SPI

Package Type

SOIC

Mount Type

Surface

Pin Count

8

Organisation

256 x 16 bit

Minimum Supply Voltage

4.5V

Number of Bits per Word

16

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Standards/Approvals

RoHS

Series

93C66B

Width

3.9 mm

Length

4.9mm

Height

1.5mm

Data Retention

200year

Maximum Random Access Time

250ns

Automotive Standard

No

Number of Words

256

The Microchip 4 Kb microwire 3-wire serial EEPROM with dedicated 16-bit memory organization and a voltage operation range of 4.5 - 5.5 V. It is optimized for use in consumer, industrial, and automotive applications where reliable and dependable non-volatile memory storage is essential.

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

Related links