at49f004 Datasheet - Atmel
The AT49F004 is a 4-megabit flash memory integrated circuit designed for use in a variety of applications, including consumer electronics, industrial control...
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📝 Component Overview
The AT49F004 is a 4-megabit flash memory integrated circuit designed for use in a variety of applications, including consumer electronics, industrial control systems, and automotive systems. It features a 512K x 8-bit organization, allowing for efficient storage and retrieval of data. The device operates from a single 5-volt power supply and has a low power consumption, making it suitable for battery-powered devices.
Key Features and Benefits
- 4-megabit flash memory
- 512K x 8-bit organization
- Single 5-volt power supply
- Low power consumption
- Fast access time
- High endurance
- Supports in-system programming
Typical Applications
- Consumer electronics
- Industrial control systems
- Automotive systems
- Medical devices
- Telecommunications equipment
- Data storage systems
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -65°C to +150°C |
| Voltage on Any Pin | -0.6V to VCC + 0.6V |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC Supply Current (Read) | VCC = 5V, TA = 25°C | 10 | 20 | 30 | mA |
| VCC Supply Current (Program) | VCC = 5V, TA = 25°C | 20 | 30 | 40 | mA |
Package Information
- PDIP: Plastic Dual In-Line Package
- PLCC: Plastic Leaded Chip Carrier
Pin Configuration
- Pin 1: A0 - Address Input 0
- Pin 2: A1 - Address Input 1
🔧 Application Guidelines
Design Considerations
When designing with the AT49F004, consider the operating temperature range, power supply voltage, and access time requirements. Ensure that the system can provide the necessary voltage and current to the device.
Installation Guidelines
Follow standard IC installation procedures to minimize the risk of damage to the device. Ensure that the device is properly seated and aligned with the socket or board.
Operational Notes
The AT49F004 is a flash memory device and should be handled accordingly. Avoid exposing the device to excessive heat, moisture, or electrical stress, which can cause damage or data loss.