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AT28C64B-15SU

Name: AT28C64B-15SU
Rating: 4.7 (12 reviews)

IC EEPROM 64KBIT PARALLEL 28SOIC

Производитель
Мфр. Часть #AT28C64B-15SU
Пакет 28-SOIC
Лист данных AT28C64B-15SU DataSheet
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Спецификации

Package	Tube
ProductStatus	Active
MemoryType	Non-Volatile
MemoryFormat	EEPROM
Technology	EEPROM
MemorySize	64Kb (8K x 8)
MemoryInterface	Parallel
WriteCycleTime-WordPage	10ms
AccessTime	150 ns
Voltage-Supply	4.5V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C (TC)
MountingType	Surface Mount
Package/Case	28-SOIC (0.295, 7.50mm Width)

Обзор

Description

The AT28C64B-15SU is a 64 Kbit (8 K x 8) EEPROM (Electrically Erasable Programmable Read-Only Memory) chip, designed for use in various electronic applications. It features a 28-pin DIP (Dual Inline Package) form factor, making it compatible with standard PCB layouts.
Key specifications include a maximum access time of 150 ns, enabling rapid data retrieval, and an operating voltage range of 4.5V to 5.5V. The chip supports EEPROM programming via a standard byte-wise write operation and can be erased in a complete block, allowing for flexible data management.
It is suitable for applications requiring reliable non-volatile storage, such as firmware in embedded systems, data logging, and configuration storage in consumer electronics. The AT28C64B-15SU also offers a high endurance rating of up to 1 million write/erase cycles, ensuring durability over repeated use.
Overall, this EEPROM device is a versatile choice for developers looking for a dependable solution for non-volatile memory needs in their electronic designs.

Features

The AT28C64B-15SU is a 64K-bit (8K x 8) EEPROM from Microchip Technology, featuring a byte-wide data interface and the ability to be programmed and erased electrically. Key features include:
1. Memory Organization: 8K x 8 bit organization, suitable for various applications.
2. Access Time: Fast read access time of 150 ns, enabling quick data retrieval.
3. Endurance: Approximately 1 million write/erase cycles, ensuring long-term reliability.
4. Data Retention: Guaranteed data retention of 20 years.
5. Programming Time: Typically 10 ms per byte, allowing efficient data writing.
6. Single Supply Voltage: Operates at 5V, simplifying system design.
7. Low Power Consumption: Reduced power requirements for both active and standby modes.
8. Integrated Control Functions: Includes a ready/busy signal for simplified interfacing.
These features make the AT28C64B-15SU ideal for applications in consumer electronics, computer peripherals, and automotive systems.

Package

The AT28C64B-15SU is packaged in a 28-pin plastic dual in-line package (DIP).

Pinout

The AT28C64B-15SU is a 64K-bit (8K x 8) electrically erasable programmable read-only memory (EEPROM) with a pin count of 28. The functions of its pins are as follows:
1. A0-A12 (Pins 1-12): Address inputs for selecting memory locations.
2. VCC (Pin 14): Supply voltage (typically +5V).
3. GND (Pin 7): Ground reference.
4. D0-D7 (Pins 15-22): Data input/output lines for reading and writing.
5. CE (Chip Enable, Pin 23): Activates the chip when low; required for read/write operations.
6. OE (Output Enable, Pin 24): Activates the output buffer when low during read operations.
7. WE (Write Enable, Pin 25): Activates writing when low.
8. RESET (Pin 26): Resets the chip, not commonly used in operation.
9. NC (No Connect, Pins 13, 27, 28): Not connected internally, can be left unconnected.
This chip is typically used in applications requiring non-volatile memory.

Manufacturer

The AT28C64B-15SU is manufactured by Microchip Technology Inc., which is a leading provider of microcontroller and microprocessor technologies. Founded in 1989 and headquartered in Chandler, Arizona, Microchip specializes in embedded control solutions, offering a wide range of products including analog, interface, memory, and digital signal controllers. The company is known for its innovative products and extensive range of development tools, catering to various industries such as automotive, industrial, and consumer electronics. Microchip is recognized for its commitment to quality and customer support, making it a significant player in the semiconductor industry.

Application

The AT28C64B-15SU is a 64Kb (8KB x 8) EEPROM used in various applications such as embedded systems, consumer electronics, automotive electronics, and industrial automation. It is suitable for storing firmware, configuration settings, and data logging. Its non-volatile memory allows for data retention without power, making it ideal for applications requiring reliable and fast access to stored information.

Equivalent

The AT28C64B-15SU is a 64Kb EEPROM. Equivalent products include:
1. 27C64 (UV EPROM)
2. 29C64A (Flash memory)
3. 28F640 (Flash memory)
4. M27C64 (UV EPROM)
5. AM28F64 (Flash memory)
Always verify compatibility in terms of voltage, pin configuration, and access time for specific applications.

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компании FedEx: Стоимость доставки варьируется от 25 до 40 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

УПС: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ТНТ: Стоимость доставки варьируется от 25 до 65 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

ЭМС: Стоимость доставки варьируется от $30-$50 (0,5 кг), с предполагаемым сроком доставки 7-15 рабочих дней.

Зарегистрированная воздушная почта: Стоимость доставки составляет 2-4 доллара США (0,1 кг), при этом предполагаемое время доставки составляет 5-20 рабочих дней.