Microchip, 4 kB EEPROM, 200 ns 8-Pin MSOP Serial-3 Wire

This image is representative of the product range

Bulk discount available

Subtotal 250 units (supplied in a tube)*

$159.50

(exc. GST)

$183.50

(inc. GST)

Add to Basket
Select or type quantity
In Stock
  • Plus 950 unit(s) shipping from 15 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
250 +$0.638

*price indicative

Packaging Options:
RS Stock No.:
197-6079P
Mfr. Part No.:
93C66B-I/MS
Brand:
Microchip
Find similar products by selecting one or more attributes.
Select all

Brand

Microchip

Product Type

EEPROM

Memory Size

4kB

Interface Type

Serial-3 Wire

Package Type

MSOP

Mount Type

Surface

Pin Count

8

Organisation

256 x 16 bit

Maximum Clock Frequency

2MHz

Minimum Supply Voltage

4.5V

Maximum Supply Voltage

5.5V

Number of Bits per Word

16

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Series

93C66B

Length

3mm

Standards/Approvals

No

Height

1.1mm

Width

4.9 mm

Number of Words

256

Supply Current

2mA

Maximum Random Access Time

200ns

Data Retention

200year

Automotive Standard

No

COO (Country of Origin):
TH
Microchip 93C66A-I/MS are 4Kbit low-voltage serial Electrically Erasable PROMs (EEPROM). Advanced CMOS technology makes these ideal for low-power, non-volatile memory applications. The entire 93C Series is available in standard packages including 8-lead PDIP and SOIC, and advanced packaging including 8-lead MSOP, 6-lead SOT-23, 8-lead 2x3 DFN/TDFN and 8-lead TSSOP. All packages are Pb-free Matte Tin finish.

Low-Power CMOS Technology

ORG Pin to Select Word Size for ’66C’ Version

512 x 8-bit Organization ’A’ Devices (no ORG)

256 x 16-bit organization ’B’ Devices (no ORG)

Self-tImed Erase/Write Cycles (including Auto-Erase)

Automatic Erase All (ERAL) Before Write All (WRAL)

Power-On/Off Data Protection Circuitry

Industry Standard 3-Wire Serial I/O

Device Status Signal (Ready/Busy)

Sequential Read Function

1,000,000 Erase/Write Cycles

Data Retention > 200 Years

Pb-free and RoHS Compliant

Temperature Ranges Supported - Industrial (I) -40°C to +85°C - Automotive (E) -40°C to +125°C