93LC66B/ST

Product Overview

Use

It is commonly used for non-volatile data storage in various electronic devices such as microcontrollers, automotive electronics, and consumer electronics.

Characteristics

Non-volatile memory
Small form factor
Low power consumption
High reliability

Package

The 93LC66B/ST is typically available in a surface-mount package.

Essence

The essence of the 93LC66B/ST lies in its ability to store and retrieve data without the need for a constant power supply.

Packaging/Quantity

It is usually supplied in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

Memory Size: 4 Kbits
Interface: Serial I2C
Operating Voltage: 1.7V to 5.5V
Operating Temperature Range: -40°C to 125°C
Write Cycle Endurance: 1,000,000 cycles
Data Retention: 200 years

Detailed Pin Configuration

The 93LC66B/ST typically features 8 pins, including power supply, ground, serial clock, serial data input/output, and control pins.

Functional Features

Byte and Page Write Modes
Self-timed Write Cycle
Partial Page Writes Allowed
Hardware Write Protection

Advantages

Low power consumption
Compact size
High reliability and endurance
Wide operating voltage range

Disadvantages

Limited storage capacity compared to other memory technologies
Slower write speeds compared to volatile memory

Working Principles

The 93LC66B/ST operates by using electrical signals to modify the state of individual memory cells, allowing data to be stored and retrieved as needed.

Detailed Application Field Plans

The 93LC66B/ST is widely used in applications such as: - Microcontroller-based systems - Automotive engine control units - Smart meters - Industrial automation

Detailed and Complete Alternative Models

Some alternative models to the 93LC66B/ST include: - 24LC64 from Microchip Technology - AT24C04 from Atmel Corporation - M24C04 from STMicroelectronics

In conclusion, the 93LC66B/ST is a versatile EEPROM chip with a wide range of applications, offering reliable non-volatile data storage in a compact and efficient package.

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技術ソリューションにおける 93LC66B/ST の適用に関連する 10 件の一般的な質問と回答をリストします。

What is the 93LC66B/ST?
- The 93LC66B/ST is a serial electrically erasable programmable read-only memory (EEPROM) chip used for non-volatile data storage.
What are the key features of the 93LC66B/ST?
- The 93LC66B/ST features a 4K-bit array, low power consumption, and a wide operating voltage range.
How is the 93LC66B/ST typically interfaced with a microcontroller?
- The 93LC66B/ST is commonly interfaced using a simple serial communication protocol such as SPI or I2C.
What are some common applications of the 93LC66B/ST?
- Common applications include storing configuration data, calibration values, and other small amounts of non-volatile data in embedded systems.
What are the typical operating conditions for the 93LC66B/ST?
- The 93LC66B/ST operates within a wide voltage range, typically from 2.5V to 5.5V, and at temperatures ranging from -40°C to 125°C.
How do you write data to the 93LC66B/ST?
- Data is written to the 93LC66B/ST by sending a sequence of commands and the desired data through the chosen serial interface.
Can the 93LC66B/ST be used in automotive applications?
- Yes, the 93LC66B/ST is often used in automotive electronics due to its reliability and wide operating temperature range.
What are the typical programming times for the 93LC66B/ST?
- Programming times are relatively fast, typically taking only a few milliseconds to write a single byte of data.
Does the 93LC66B/ST support data protection features?
- Yes, the 93LC66B/ST includes built-in write protection features to prevent accidental modification of stored data.
Are there any special considerations for PCB layout when using the 93LC66B/ST?
- It's important to ensure proper decoupling and signal integrity practices are followed, especially for the serial communication lines, to minimize noise and interference.