DS28EC20P+T

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DS28EC20P+T

+Nomenclature

IC EEPROM 20KBIT 1-WIRE 6TSOC

  • FabricantAnalog Equipment GmbH / intégration Maxim

  • Pièce fabricant #DS28EC20P+T

  • Package TSOC-6

  • En stock6466

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 20Kb (256 x 80)
MemoryInterface 1-Wire®
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 6-SMD, J-Lead

Présentation

Description

The DS28EC20P+T is a 1-Wire EEPROM (Electrically Erasable Programmable Read-Only Memory) device from Maxim Integrated. It features 20Kb of memory, organized in 256-byte pages, and operates on a single contact serial interface, commonly referred to as 1-Wire. This device is designed for use in applications requiring small, cost-effective memory storage with a simple communication protocol.
The DS28EC20P+T offers features such as a 64-bit unique ROM ID for device identification and data integrity, which is essential for systems involving multiple devices on the same bus. It is also equipped with a strong pull-up capability, enhancing its usability in systems with long cable or high capacitance environments.
The device is well-suited for embedded systems, industrial controls, and consumer electronics where robust and reliable data storage is required. Additionally, it comes in a compact and durable package, making it easy to integrate into existing designs. Its power efficiency and ease of use make it ideal for applications needing minimal wiring and low power consumption.

Equivalent

The DS28EC20P+T is a 1-Wire EEPROM device. Equivalent products may include similar 1-Wire EEPROMs or I2C EEPROMs with similar storage capacity (20Kb) and features. Some options are:
1. Maxim Integrated's own DS28E05 series.
2. Microchip's 24AA20, which is an I2C EEPROM with similar storage.
3. STMicroelectronics M24C20, another I2C EEPROM.
Note that exact equivalence depends on specific application requirements like communication protocol, operating voltage, and temperature range.

Features

The DS28EC20P+T is a 1-Wire EEPROM memory device with several key features. It offers a 20Kb (kilobit) memory organized as 80 pages of 256 bits each. The device supports 1-Wire communication, enabling data transfer over a single data line plus ground. It has a unique 64-bit ROM registration number that ensures each device is uniquely identified on the network.
The EEPROM memory of the DS28EC20P+T is user-programmable and supports both random and sequential read modes. It includes write protection features to safeguard data, allowing specific memory pages to be protected. The device operates over a wide voltage range of 2.8V to 5.25V, making it versatile for various applications. It is commonly used in applications requiring secure, low-cost memory with minimal wiring, such as in authentication, calibration data storage, and device configuration. The DS28EC20P+T is available in a compact package, which is suitable for space-constrained applications.

Pinout

The DS28EC20P+T is a 1-Wire EEPROM device from Maxim Integrated, featuring a 20Kb (kilobit) memory. This device is typically used for applications that require non-volatile memory storage.
The DS28EC20P+T comes in a TSOC (Thin Small Outline Package) with 6 pins. Here are the pin functions:
1. GND: Ground connection.
2. 1-Wire: This pin is used for both data communication and power supply (parasitic power) when operating in a 1-Wire network.
3. NC (No Connect): Not used; internally not connected.
4. NC (No Connect): Not used; internally not connected.
5. NC (No Connect): Not used; internally not connected.
6. NC (No Connect): Not used; internally not connected.
The DS28EC20P+T leverages Maxim's 1-Wire protocol, allowing multiple devices to operate on a single data line with minimal interconnection. This makes it suitable for compact and space-constrained environments where minimal wiring is preferred.

Manufacturer

The DS28EC20P+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was originally an American company known for designing, manufacturing, and selling a wide range of analog and mixed-signal integrated circuits. Their product offerings include sensors, digital signal processors, microcontrollers, and power management solutions, among others. The integration with Analog Devices has expanded their capabilities and product portfolio, making them a significant player in the semiconductor industry. Analog Devices itself is a multinational company that specializes in data conversion and signal processing technology, serving a broad array of markets such as automotive, communications, consumer, industrial, and healthcare.

Application

The DS28EC20P+T is primarily used in applications requiring secure authentication, identification, and storage. It is suitable for use in embedded systems, secure electronic transactions, and access control systems. The device's 1-Wire interface and robust security features make it ideal for protecting firmware and software intellectual property, ensuring the authenticity of peripheral devices, and managing consumables in printers and medical devices. Additionally, it is used in applications that require secure data logging and tamper detection. Its compact form factor and energy efficiency also make it suited for IoT devices and other applications where space and power conservation are critical.

Package

The DS28EC20P+T is a component offered in a TSOC (Thin Small Outline Package) package type. This packaging is designed to be compact and suitable for surface mounting on printed circuit boards (PCBs).

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