AT49F002T-70TI

Product Overview

Category: Integrated Circuit (IC)

Use: The AT49F002T-70TI is a non-volatile memory IC primarily used for data storage and retrieval in various electronic devices.

Characteristics: - Non-volatile: Retains stored data even when power is turned off. - High capacity: Offers 2 megabits (256 kilobytes) of storage space. - Fast access time: Operates at a maximum speed of 70 nanoseconds. - Low power consumption: Designed to minimize energy usage. - Reliable: Built with advanced technology to ensure data integrity.

Package: The AT49F002T-70TI is available in a Thin Small Outline Package (TSOP), which provides a compact form factor suitable for space-constrained applications.

Essence: This IC serves as a reliable and efficient solution for storing and retrieving data in electronic devices, ensuring seamless operation and data integrity.

Packaging/Quantity: The AT49F002T-70TI is typically packaged in reels, containing a quantity of 2500 units per reel.

Specifications

• Memory Type: Flash
• Memory Size: 2 Megabits (256 Kilobytes)
• Access Time: 70 Nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel
• Package Type: TSOP

Pin Configuration

The AT49F002T-70TI features a 32-pin configuration. Below is the detailed pinout:

Pin Name Description 1 A16 Address Input 2 A14 Address Input 3 A12 Address Input 4 A7 Address Input 5 A6 Address Input 6 A5 Address Input 7 A4 Address Input 8 A3 Address Input 9 A2 Address Input 10 A1 Address Input 11 A0 Address Input 12 VCC Power Supply 13 A15 Address Input 14 A13 Address Input 15 A8 Address Input 16 A9 Address Input 17 A11 Address Input 18 A10 Address Input 19 OE# Output Enable 20 CE# Chip Enable 21 WE# Write Enable 22 I/O0 Data Input/Output 23 I/O1 Data Input/Output 24 I/O2 Data Input/Output 25 I/O3 Data Input/Output 26 I/O4 Data Input/Output 27 I/O5 Data Input/Output 28 I/O6 Data Input/Output 29 I/O7 Data Input/Output 30 GND Ground 31 NC No Connection 32 WP# Write Protect

Functional Features

• Non-volatile Memory: The AT49F002T-70TI retains stored data even when power is turned off, ensuring data persistence.
• Fast Access Time: With a maximum access time of 70 nanoseconds, it provides quick data retrieval for efficient operation.
• Low Power Consumption: Designed to minimize energy usage, making it suitable for battery-powered devices.
• Reliable Data Integrity: Built with advanced technology to ensure the integrity and reliability of stored data.

Advantages and Disadvantages

Advantages: - High storage capacity - Fast access time - Low power consumption - Reliable data retention - Compact form factor

Disadvantages: - Limited compatibility with certain interfaces - Higher cost compared to lower capacity memory options

Working Principles

The AT49F002T-70TI utilizes flash memory technology to store and retrieve data. It employs a parallel interface for communication with the host device. The IC operates by enabling the chip (CE#), allowing read or write operations (OE# and WE#), and providing the necessary address and data inputs. The stored data can be accessed by specifying the appropriate address and using the input/output pins.

Detailed Application Field Plans

The AT49F002T-70TI finds applications in various electronic devices that require non-volatile storage, such as: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

1. AT49F002NT-70TI: Similar to AT49F002T-70TI, but with extended temperature range (-40°C to +125°C).
2. AT49F002NT-90TI: Similar to AT49F002T-70TI, but with a slower access time of 90 nanoseconds.