93LC66C-I/ST The Microchip Technology 93LC66C-I/ST is a 4Kbit serial EEPROM with a Microwire interface. It operates from 2.5V to 5.5V and comes in an 8-TSSOP package.
Mfr Part #:

93LC66C-I/ST

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 93LC66C-I/ST is a 4Kbit serial EEPROM with a Microwire interface. It operates from 2.5V to 5.5V and comes in an 8-TSSOP package.
✓ Total Stock: 5,438 pcs
$ Price Range: $1.24

93LC66C-I/ST Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,238 pcs
3238 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
2,200 pcs
2200 pcs On Request 1 On Request On Request 21+ On Request On Request

93LC66C-I/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
Supplier Device Package
Technology
Voltage
Write Cycle Time

93LC66C-I/ST Description

Short technical summary and product information.

The Microchip Technology 93LC66C-I/ST is a 4Kbit low-voltage serial Electrically Erasable PROM (EEPROM) designed for low-power, nonvolatile memory applications. It features advanced CMOS technology and an industry-standard 3-wire serial I/O interface.

 

This device offers a memory size of 4Kbit, organized as 512 x 8 or 256 x 16 bits, and operates with a voltage range of 2.5V to 5.5V. The clock frequency is up to 3 MHz, with a write cycle time of 6ms. The operating temperature range is -40°C to 85°C.

 

Packaged in an 8-TSSOP, the 93LC66C-I/ST is suitable for surface mount applications. It boasts 1,000,000 erase/write cycles and data retention exceeding 200 years. The device includes power-on/off data protection circuitry and a device status signal (Ready/Busy).

 

This EEPROM is RoHS3 compliant and has an MSL rating of 1.

93LC66C-I/ST Quick Information

Product Type: EEPROM
Series: 93LC66C
Canonical Name: 93LC66C-I/ST EEPROM
Subcategory: Serial EEPROM

93LC66C-I/ST Compliance

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

93LC66C-I/ST Estimated Pricing

Qty Low High
1+ $1.24 $1.24

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

93LC66C-I/ST Features

  • 4Kbit serial EEPROM memory
  • Microwire interface
  • 2.5V to 5.5V operating voltage
  • 8-TSSOP surface mount package
  • 1,000,000 erase/write cycles

93LC66C-I/ST Applications

  • Store device configuration parameters in embedded systems.
  • Ideal for calibration data storage in sensors.
  • Used in industrial control for parameter retention.
  • Suitable for consumer electronics settings memory.
  • Enables nonvolatile storage in battery-powered devices.

93LC66C-I/ST FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the 93LC66C-I/ST?

The memory size is 4Kbit.

What type of memory is the 93LC66C-I/ST?

It is a Non-Volatile EEPROM.

What is the memory interface for this EEPROM?

The memory interface is Microwire.

What are the voltage requirements for the 93LC66C-I/ST?

It operates from 2.5V to 5.5V.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C (TA).

What package type is the 93LC66C-I/ST supplied in?

It is supplied in an 8-TSSOP package.

Is the 93LC66C-I/ST RoHS compliant?

Yes, it is RoHS3 Compliant.

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