AT49F001-70TC

Product Overview

Category

AT49F001-70TC belongs to the category of Flash Memory Chips.

Use

This product is primarily used for data storage in various electronic devices such as computers, smartphones, tablets, and other digital devices.

Characteristics

• Non-volatile memory: The AT49F001-70TC retains stored data even when power is turned off.
• High storage capacity: This flash memory chip has a capacity of 1 megabit (128 kilobytes).
• Fast read and write speeds: The AT49F001-70TC offers high-speed data transfer for efficient operation.
• Low power consumption: It consumes minimal power during operation, making it suitable for portable devices.
• Durable and reliable: The chip is designed to withstand frequent read and write cycles without data loss.

Package and Quantity

The AT49F001-70TC is available in a standard Thin Small Outline Package (TSOP) with 32 pins. It is typically sold in reels or trays containing multiple units.

Specifications

• Manufacturer: Atmel Corporation
• Part Number: AT49F001-70TC
• Memory Type: Flash
• Memory Size: 1 Megabit (128 Kilobytes)
• Interface: Parallel
• Supply Voltage: 5V
• Access Time: 70 nanoseconds
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AT49F001-70TC has a total of 32 pins arranged as follows:

1 A16 30 2 A14 29 3 A12 28 4 A7 27 5 A6 26 6 A5 25 7 A4 24 8 A3 23 9 A2 22 10 A1 21 11 A0 20 12 VCC 19 13 OE# 18 14 CE# 17 15 WE# 16

Functional Features

• Easy integration: The AT49F001-70TC can be easily integrated into existing circuit designs.
• Versatile operation: It supports both read and write operations, allowing for flexible data management.
• Erasable and programmable: The chip can be erased and reprogrammed multiple times, enabling data updates and modifications.
• High reliability: The AT49F001-70TC incorporates error correction techniques to ensure data integrity.

Advantages and Disadvantages

Advantages

• High storage capacity for a wide range of applications.
• Fast read and write speeds enhance overall system performance.
• Low power consumption prolongs battery life in portable devices.
• Durable design ensures long-term data retention.

Disadvantages

• Limited storage capacity compared to newer flash memory technologies.
• Higher cost per megabit compared to higher-capacity chips.
• Requires additional circuitry for proper interfacing with the host device.

Working Principles

The AT49F001-70TC utilizes a floating gate transistor technology to store data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During reading, the stored charge is measured to determine the stored data.

Detailed Application Field Plans

The AT49F001-70TC is widely used in various applications, including: - Computer systems for storing BIOS firmware. - Mobile devices for storing operating system code. - Industrial equipment for data logging and configuration storage. - Automotive electronics for storing calibration data and firmware.

Alternative Models

• AT49F002-90TC: 2 Megabit Flash Memory Chip, 90 nanoseconds access time.
• AT49F004-55TC: 4 Megabit Flash Memory Chip, 55 nanoseconds access time.
• AT49F008-70TC: 8 Megabit Flash Memory Chip, 70 nanoseconds access time.

These alternative models offer higher storage capacities and varying access times to suit different application requirements.

In conclusion, the AT49F001-70TC is a reliable flash memory chip with a capacity of 1 megabit. It offers fast read and write speeds, low power consumption, and durability. While it has certain limitations in terms of storage capacity and cost, it finds extensive use in various electronic devices for data storage purposes.