93C66B-E/ST The Microchip Technology 93C66B-E/ST is a 4Kbit serial EEPROM with a Microwire interface. It operates at voltages from 4.5V to 5.5V and is housed in an 8-TSSOP package.
Mfr Part #:

93C66B-E/ST

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 93C66B-E/ST is a 4Kbit serial EEPROM with a Microwire interface. It operates at voltages from 4.5V to 5.5V and is housed in an 8-TSSOP package.
✓ Total Stock: 19,804 pcs
$ Price Range: $1.24

93C66B-E/ST Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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19,804 pcs
19804 pcs On Request 1 On Request On Request 2020+ On Request On Request

93C66B-E/ST Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Memory Format
Memory Interface
Memory Organization
Memory Size
Memory Type
Mounting Type
Operating Temperature
SVHC Present
Supplier Device Package
Supplier Package
Technology
Voltage
Write Cycle Time

93C66B-E/ST Description

Short technical summary and product information.

The Microchip Technology 93C66B-E/ST is a 4Kbit serial Electrically Erasable PROM (EEPROM) designed for low-power, nonvolatile memory applications. It utilizes advanced CMOS technology and features an industry-standard 3-wire serial I/O interface, specifically Microwire.

 

This device offers a memory organization of 256 x 16 bits and operates within a voltage range of 4.5V to 5.5V. Key electrical characteristics include a clock frequency of up to 2 MHz and a write cycle time of 2ms. The operating temperature range is -40°C to 125°C (TA).

 

The 93C66B-E/ST is available in an 8-TSSOP package, suitable for surface mount applications. It supports self-timed erase/write cycles with automatic erase all before write all functionality, and includes power-on/off data protection circuitry. Data retention is rated at over 200 years, with 1,000,000 erase/write cycles.

 

This EEPROM is ideal for various embedded systems requiring reliable nonvolatile data storage. Its Pb-free and RoHS compliant nature makes it suitable for modern electronic designs.

93C66B-E/ST Quick Information

Product Type: EEPROM
Series: 93C66
Canonical Name: Microchip Technology 93C66B-E/ST EEPROM
Subcategory: Serial EEPROM

93C66B-E/ST Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

93C66B-E/ST Estimated Pricing

Qty Low High
1+ $1.24 $1.24

Estimated market price range - modelled values for guidance only, not live distributor offers.

93C66B-E/ST Features

  • 4Kbit serial EEPROM memory size.
  • Microwire serial interface standard.
  • Operates from 4.5V to 5.5V supply.
  • Available in 8-TSSOP surface mount package.
  • Extended temperature range of -40°C to 125°C.

93C66B-E/ST Applications

  • Suitable for nonvolatile data storage.
  • Ideal for embedded system applications.
  • Used in low-power memory applications.
  • Supports automatic erase and write cycles.

93C66B-E/ST FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the 93C66B-E/ST?

4 Kbit organized as 256 x 16 bits.

What interface does the 93C66B-E/ST use?

Microwire (3-wire serial) interface.

What is the operating voltage range?

4.5V to 5.5V.

What is the operating temperature range?

-40°C to +125°C.

What package is the 93C66B-E/ST available in?

8-TSSOP surface-mount package.

What is the clock frequency?

2 MHz maximum.

How many erase/write cycles does it support?

1,000,000 erase/write cycles.

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