AT45DB161-JI

Product Overview

Category

AT45DB161-JI belongs to the category of flash memory integrated circuits.

Use

It is primarily used for data storage and retrieval in various electronic devices.

Characteristics

• Non-volatile memory
• High-speed data transfer
• Low power consumption
• Wide operating voltage range

Package

AT45DB161-JI is available in a 32-lead JEDEC-standard SOIC package.

Essence

The essence of AT45DB161-JI lies in its ability to provide reliable and efficient data storage solutions for electronic devices.

Packaging/Quantity

AT45DB161-JI is typically packaged in reels, with each reel containing a specific quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Size: 16 megabits (2 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Endurance: 10,000 write cycles per sector

Detailed Pin Configuration

1. VCC - Power supply
2. GND - Ground
3. SI - Serial input
4. SO - Serial output
5. WP - Write protect
6. HOLD - Hold input
7. SCK - Serial clock
8. CS - Chip select 9-32. Address and data pins

Functional Features

• Page Program Operation: Allows data to be programmed in page mode, enhancing efficiency.
• Continuous Read Mode: Enables sequential reading of data without the need for readdressing.
• Sector Erase Capability: Provides the ability to erase entire sectors of memory.
• Software Protection: Supports software protection of individual sectors to prevent accidental modification.
• Deep Power-down Mode: Reduces power consumption when the device is not in use.

Advantages and Disadvantages

Advantages

• High-speed data transfer allows for quick access to stored information.
• Low power consumption prolongs battery life in portable devices.
• Wide operating voltage range ensures compatibility with various systems.
• Software protection feature enhances data security.

Disadvantages

• Limited endurance of 10,000 write cycles per sector may be a constraint in certain applications.
• Relatively small memory size compared to other flash memory options.

Working Principles

AT45DB161-JI utilizes the Serial Peripheral Interface (SPI) to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is disconnected. The device can be programmed, read, and erased using specific commands sent through the SPI interface.

Detailed Application Field Plans

AT45DB161-JI finds application in various electronic devices, including but not limited to: - Smartphones and tablets - Digital cameras - Portable media players - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. AT45DB321E - 32 megabit (4 megabyte) flash memory IC
2. AT45DB641E - 64 megabit (8 megabyte) flash memory IC
3. AT45DB1282 - 128 megabit (16 megabyte) flash memory IC

These alternative models offer higher memory capacities while maintaining similar functionality to AT45DB161-JI.

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