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AT49LV002T-90PC
Product Overview
Category: Integrated Circuit
Use: Non-volatile memory storage
Characteristics: Low power consumption, high reliability
Package: 32-lead PLCC (Plastic Leaded Chip Carrier)
Essence: Flash memory
Packaging/Quantity: Tray/100 pieces
Specifications
- Memory Size: 2 Megabits
- Access Time: 90ns
- Operating Voltage: 2.7V - 3.6V
- Standby Current: 10µA (max)
- Operating Temperature: -40°C to +85°C
Detailed Pin Configuration
The AT49LV002T-90PC has a 32-pin PLCC package with the following pin configuration: 1. A0-A16: Address Inputs 2. CE: Chip Enable 3. OE: Output Enable 4. WE: Write Enable 5. I/O0-I/O7: Data Input/Output 6. VCC: Power Supply 7. GND: Ground
Functional Features
- Non-volatile: Retains data even when power is removed
- Low Power Consumption: Ideal for battery-powered devices
- High Reliability: Endurance and retention characteristics
Advantages and Disadvantages
Advantages: - Fast access time - Low standby current - High reliability
Disadvantages: - Limited storage capacity compared to newer flash memory products - Higher cost per bit compared to larger capacity flash memory chips
Working Principles
The AT49LV002T-90PC utilizes floating gate technology to store data. When a voltage is applied to the control gates, electrons are trapped in the floating gate, altering the threshold voltage of the memory cell and allowing data to be stored.
Detailed Application Field Plans
The AT49LV002T-90PC is suitable for various applications including: - Embedded systems - Consumer electronics - Industrial control systems - Automotive electronics
Detailed and Complete Alternative Models
- AT49BV002T: Similar specifications with lower voltage requirements
- AT49LV004T: Double the capacity with similar performance characteristics
- AT45DB021D: Serial interface flash memory with different packaging options
This completes the entry for the AT49LV002T-90PC, providing comprehensive information on its product category, basic overview, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT49LV002T-90PC v technických řešeních
What is the AT49LV002T-90PC?
- The AT49LV002T-90PC is a 2-megabit, 3-volt-only in-system programmable flash memory.
What are the typical applications of AT49LV002T-90PC?
- It is commonly used in applications such as BIOS, firmware storage, and other embedded systems where non-volatile memory is required.
What is the operating voltage range for AT49LV002T-90PC?
- The operating voltage range for AT49LV002T-90PC is typically 2.7V to 3.6V.
What is the access time for AT49LV002T-90PC?
- The access time for AT49LV002T-90PC is 90ns, which makes it suitable for high-speed applications.
Can AT49LV002T-90PC be reprogrammed in-system?
- Yes, AT49LV002T-90PC supports in-system programming, allowing for flexibility in updating firmware or data.
What is the maximum endurance of AT49LV002T-90PC?
- The AT49LV002T-90PC has a typical endurance of 10,000 program/erase cycles per sector.
Does AT49LV002T-90PC support sector erase capability?
- Yes, AT49LV002T-90PC supports sector erase capability, enabling efficient management of memory space.
What is the temperature range for operation of AT49LV002T-90PC?
- The AT49LV002T-90PC is designed to operate within a temperature range of -40°C to 85°C.
Is AT49LV002T-90PC RoHS compliant?
- Yes, AT49LV002T-90PC is RoHS compliant, meeting environmental standards for lead-free manufacturing.
What are the package options available for AT49LV002T-90PC?
- AT49LV002T-90PC is available in various package options, including PDIP, PLCC, and TSOP, providing flexibility for different system designs.