AT28C64B-15PU

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AT28C64B-15PU

IC EEPROM 64KBIT PARALLEL 28DIP

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Spécifications

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 Through Hole
Package/Case 28-DIP (0.600, 15.24mm)

Vue d'ensemble

Description

The AT28C64B-15PU is a 64Kb (8KB) EEPROM (Electrically Erasable Programmable Read-Only Memory) developed by Microchip Technology. It is organized as 8K x 8 bits or 4K x 16 bits, allowing for flexible data storage. The device features a 15 ns access time, making it suitable for fast applications.
Key characteristics include:
- Voltage Range: Operates typically at 5V, with a programming voltage of 12.5V.
- Endurance: Supports at least 1 million write/erase cycles, ensuring longevity.
- Data Retention: Retains data for over 20 years.
- Interface: Utilizes a parallel interface for easy integration with microcontrollers and other digital systems.
The AT28C64B is ideal for applications such as firmware storage, configuration parameters, and other non-volatile storage needs, especially where quick access and reliability are essential. Additionally, its low power consumption makes it suitable for battery-operated devices.

Features

The AT28C64B-15PU is a 64K-bit (8K x 8) EEPROM (Electrically Erasable Programmable Read-Only Memory) with the following key features:
1. Density: 64K bits (8KB) of memory storage.
2. Interface: Parallel interface for easy integration with microcontrollers and other digital circuits.
3. Speed: Access time of 150 ns, allowing for fast read operations.
4. Voltage Range: Operates on a supply voltage of 4.5V to 5.5V.
5. Data Retention: Retains data for over 20 years.
6. Programming Time: Typically around 10 ms for byte programming.
7. Endurance: Supports more than 1 million write/erase cycles per cell.
8. Pin Configuration: 28-pin DIP package for straightforward installation.
9. Erase Capability: Supports full-chip erase, simplifying bulk data updates.
10. Low Power Consumption: Ideal for battery-operated devices due to low standby current.
These features make the AT28C64B-15PU suitable for a variety of applications, including firmware storage, data logging, and programmable logic devices.

Package

The AT28C64B-15PU is packaged in a 28-pin Dual In-line Package (DIP).

Pinout

The AT28C64B-15PU is a 64K-bit (8K x 8) EEPROM with a pin count of 28. It is organized as 8 bits (1 byte) of data and can be accessed in a variety of ways.
Pin Functions:
1. A0-A14 (Pins 1-14): Address inputs for selecting memory locations.
2. D0-D7 (Pins 15-22): Data inputs/outputs for reading and writing data.
3. GND (Pin 14): Ground connection.
4. VCC (Pin 28): Power supply connection (typically +5V).
5. CE (Chip Enable, Pin 24): Activates the memory chip.
6. OE (Output Enable, Pin 23): Enables data output when low.
7. WE (Write Enable, Pin 25): Allows writing to memory when low.
8. A15 (Pin 27): Used for accessing additional memory space in certain configurations.

This configuration allows the AT28C64B to perform read and write operations efficiently, making it suitable for various applications in electronics and computing.

Manufacturer

The AT28C64B-15PU is manufactured by Atmel Corporation, which is now part of Microchip Technology Inc. Atmel was known for producing a wide range of semiconductor products, including memory devices, microcontrollers, and integrated circuits. The AT28C64B-15PU is an EEPROM (Electrically Erasable Programmable Read-Only Memory) chip, specifically a 64 Kbit device that can be used for storing data in various electronic applications.
Microchip Technology Inc. is a leading provider of microcontroller and analog semiconductors. The company focuses on embedded control and system solutions, offering a broad range of products for applications in automotive, consumer, industrial, and communications markets. Overall, Atmel's integration into Microchip has allowed for an expanded portfolio of technology solutions and support for a wide array of electronic design needs.

Application

The AT28C64B-15PU is a 64K-bit EEPROM used in various applications including programmable logic devices, microcontroller storage for code and data, and in consumer electronics for firmware updates. It's suitable for automotive electronics, telecommunications, industrial control systems, and medical devices where non-volatile memory is essential for retaining data without power.

Equivalent

The AT28C64B-15PU is a 64Kb (8KB) EEPROM. Equivalent products include:
1. AM29F040 (4Mb)
2. 29F040 (4Mb)
3. 28F640 (64Kb)
4. 28C64 (64Kb)
Ensure to check for specific voltage, timing, and interface compatibility when substituting.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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