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AT49F001T-12JI
Product Overview
Category
AT49F001T-12JI belongs to the category of non-volatile memory devices.
Use
It is primarily used for storing and retrieving digital information in electronic systems.
Characteristics
- Non-volatile: The stored data is retained even when power is removed.
- High capacity: The AT49F001T-12JI has a storage capacity of 1 megabit (128 kilobytes).
- Fast access time: It operates at a speed of 120 nanoseconds, allowing for quick data retrieval.
- Low power consumption: The device is designed to minimize power usage, making it suitable for battery-powered applications.
Package
The AT49F001T-12JI is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.
Essence
The essence of AT49F001T-12JI lies in its ability to provide reliable and non-volatile storage for electronic systems.
Packaging/Quantity
The device is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT49F001T-12JI chips. The exact quantity may vary depending on the manufacturer's specifications.
Specifications
- Memory Capacity: 1 Megabit (128 Kilobytes)
- Access Time: 120 Nanoseconds
- Supply Voltage: 5V
- Operating Temperature Range: -40°C to +85°C
- Package Type: 32-pin PLCC
Detailed Pin Configuration
The AT49F001T-12JI features a 32-pin PLCC package with the following pin configuration:
- VPP - Programming Voltage
- A16 - Address Input
- A14 - Address Input
- A12 - Address Input
- A7 - Address Input
- A6 - Address Input
- A5 - Address Input
- A4 - Address Input
- A3 - Address Input
- A2 - Address Input
- A1 - Address Input
- A0 - Address Input
- DQ0 - Data Input/Output
- DQ1 - Data Input/Output
- DQ2 - Data Input/Output
- DQ3 - Data Input/Output
- DQ4 - Data Input/Output
- DQ5 - Data Input/Output
- DQ6 - Data Input/Output
- DQ7 - Data Input/Output
- CE - Chip Enable
- OE - Output Enable
- WE - Write Enable
- RESET - Reset
- NC - No Connection
- GND - Ground
- VCC - Power Supply
- A15 - Address Input
- A13 - Address Input
- A8 - Address Input
- A9 - Address Input
- A11 - Address Input
Functional Features
The AT49F001T-12JI offers the following functional features:
- Byte-wide access: The device allows for individual byte-level read and write operations.
- Sector erase capability: It supports sector-based erasure, enabling efficient memory management.
- Programming voltage selection: The programming voltage (VPP) can be adjusted to accommodate different system requirements.
- Hardware and software protection: The device provides mechanisms to protect stored data from accidental modification or unauthorized access.
Advantages and Disadvantages
Advantages
- Non-volatile storage: The data remains intact even when power is lost.
- High capacity: Ample storage space for various applications.
- Fast access time: Quick retrieval of data.
- Low power consumption: Suitable for battery-powered devices.
- Sector erase capability: Efficient memory management.
Disadvantages
- Limited rewrite cycles: The device has a finite number of write/erase cycles before it may become unreliable.
- Relatively larger package size: The 32-pin PLCC package may require more space on the PCB compared to smaller form factors.
Working Principles
The AT49F001T-12JI utilizes Flash memory technology, which is based on the principle of electrically erasable programmable read-only memory (EEPROM). It employs a grid of floating-gate transistors to store and retrieve digital information. The stored data can be modified by applying specific voltage levels to the memory cells, allowing for both programming and erasing operations.
Detailed Application Field Plans
The AT49F001T-12JI finds applications in various electronic systems, including but not limited to:
- Embedded systems: Used for firmware storage in microcontrollers and microprocessors.
- Consumer electronics: Provides non-volatile storage for devices such as digital cameras, set-top boxes, and gaming consoles.
- Automotive electronics: Utilized in automotive control units for storing critical data and firmware.
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT49F001T-12JI v technických řešeních
Sure! Here are 10 common questions and answers related to the application of AT49F001T-12JI in technical solutions:
Q: What is the AT49F001T-12JI? A: The AT49F001T-12JI is a 1-megabit (128K x 8) flash memory chip manufactured by Atmel.
Q: What are the typical applications of AT49F001T-12JI? A: It is commonly used in various embedded systems, microcontrollers, automotive electronics, industrial control systems, and other devices that require non-volatile storage.
Q: What is the operating voltage range for AT49F001T-12JI? A: The operating voltage range is typically between 4.5V and 5.5V.
Q: What is the maximum clock frequency supported by AT49F001T-12JI? A: The maximum clock frequency supported is 12 MHz.
Q: How many write/erase cycles can AT49F001T-12JI endure? A: It can endure a minimum of 10,000 write/erase cycles.
Q: Does AT49F001T-12JI support in-system programming (ISP)? A: Yes, it supports in-system programming, allowing for easy firmware updates without removing the chip from the system.
Q: What is the access time of AT49F001T-12JI? A: The access time is typically 120 ns, meaning it takes 120 nanoseconds to read data from the memory.
Q: Can AT49F001T-12JI operate in extreme temperature conditions? A: Yes, it has an extended temperature range of -40°C to +85°C, making it suitable for use in harsh environments.
Q: Does AT49F001T-12JI have any security features? A: Yes, it supports software and hardware data protection mechanisms to prevent unauthorized access or modification of stored data.
Q: What package options are available for AT49F001T-12JI? A: It is available in a 32-lead PLCC (Plastic Leaded Chip Carrier) package, which is commonly used in many electronic systems.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for the AT49F001T-12JI chip.