93C66BT-I/ST The Microchip Technology 93C66BT-I/ST is a 4Kbit serial EEPROM with a Microwire interface. It operates from 4.5V to 5.5V and is suitable for industrial temperature ranges.
Mfr Part #:

93C66BT-I/ST

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology 93C66BT-I/ST is a 4Kbit serial EEPROM with a Microwire interface. It operates from 4.5V to 5.5V and is suitable for industrial temperature ranges.
✓ Total Stock: 19,818 pcs
$ Price Range: $1.24

93C66BT-I/ST Available from 1 distributor

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19,818 pcs
19818 pcs On Request 1 On Request On Request 2020+ On Request On Request

93C66BT-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
SVHC Present
Supplier Device Package
Supplier Package
Technology
Voltage
Write Cycle Time

93C66BT-I/ST Description

Short technical summary and product information.

The Microchip Technology 93C66BT-I/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. The operating temperature range is specified as -40°C to 85°C (TA), making it suitable for industrial environments. It supports a clock frequency of up to 2 MHz and has a write cycle time of 2ms.

 

The 93C66BT-I/ST is available in an 8-TSSOP package, designed for surface mounting. The datasheet indicates features such as self-timed erase/write cycles, power-on/off data protection circuitry, and a device status signal (Ready/Busy).

 

Key specifications include 1,000,000 erase/write cycles and data retention exceeding 200 years. The device is also noted as Pb-free and RoHS compliant.

93C66BT-I/ST Quick Information

Product Type: EEPROM
Series: 93XX66A/B/C
Canonical Name: 93C66BT-I/ST 4Kbit Microwire EEPROM
Subcategory: Serial EEPROM

93C66BT-I/ST Compliance

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

93C66BT-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.

93C66BT-I/ST Features

  • 4Kbit serial EEPROM memory.
  • Microwire 3-wire serial interface.
  • Operates from 4.5V to 5.5V.
  • Industrial temperature range: -40°C to 85°C.
  • Surface mount 8-TSSOP package.

93C66BT-I/ST Applications

  • Suitable for low-power memory applications.
  • Used in industrial control systems.
  • Ideal for embedded data storage.
  • Non-volatile data retention required.

93C66BT-I/ST FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size of the 93C66BT-I/ST?

The memory size is 4 Kbit.

What is the operating voltage range?

The operating voltage range is 4.5V to 5.5V.

What is the operating temperature range?

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

What package is the 93C66BT-I/ST available in?

It is available in an 8-TSSOP surface mount package.

What is the memory interface?

The memory interface is Microwire.

What is the clock frequency?

The clock frequency is 2 MHz.

What is the write cycle time?

The write cycle time is 2 ms.

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