SM843256KA

Overview

Category: Electronic Component
Use: Memory Storage
Characteristics: High capacity, fast data transfer rate
Package: Integrated Circuit (IC)
Essence: Non-volatile memory storage device
Packaging/Quantity: Individual units

Specifications and Parameters

• Capacity: 256KB
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 3.3V
• Data Transfer Rate: Up to 10 Mbps
• Erase/Write Endurance: 100,000 cycles
• Data Retention: Up to 10 years
• Package Type: SOP-8

Pin Configuration

The SM843256KA IC has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VCC | Power Supply | | 2 | GND | Ground | | 3 | CS | Chip Select | | 4 | SCK | Serial Clock | | 5 | SI | Serial Input | | 6 | SO | Serial Output | | 7 | WP | Write Protect | | 8 | HOLD | Hold Input |

Functional Characteristics

• Non-volatile storage: Retains data even when power is disconnected
• SPI interface: Allows for easy integration with microcontrollers and other devices
• Fast data transfer rate: Enables quick read and write operations
• Write protection: Provides security by preventing accidental data modification
• Low power consumption: Suitable for battery-powered applications

Advantages and Disadvantages

Advantages: - High capacity for storing large amounts of data - Fast data transfer rate for efficient data access - Reliable non-volatile storage - Easy integration with microcontrollers - Low power consumption

Disadvantages: - Limited erase/write endurance - Relatively small data retention period compared to other memory technologies

Applicable Range of Products

The SM843256KA is commonly used in various electronic devices, including: - Smartphones - Tablets - Wearable devices - Internet of Things (IoT) devices - Industrial control systems

Working Principles

The SM843256KA utilizes flash memory technology to store and retrieve data. It employs the Serial Peripheral Interface (SPI) for communication with external devices. The IC operates on a 3.3V power supply and offers high-speed data transfer rates.

Detailed Application Field Plans

The SM843256KA can be applied in the following fields: 1. Mobile devices: Provides storage for apps, media files, and user data. 2. Embedded systems: Used for program storage and data logging. 3. Automotive electronics: Stores firmware, configuration data, and sensor readings. 4. Medical devices: Enables data storage for patient monitoring and diagnostics. 5. Industrial automation: Used for storing configuration parameters and log data.

Detailed Alternative Models

Some alternative models to the SM843256KA include: - SM843256KB: Higher capacity variant (512KB) - SM843256KC: Lower capacity variant (128KB) - SM843256KD: Faster data transfer rate variant (up to 20 Mbps)

5 Common Technical Questions and Answers

1. Q: What is the maximum operating voltage for the SM843256KA? A: The maximum operating voltage is 3.6V.

2. Q: Can the SM843256KA be used in low-power applications? A: Yes, the IC has low power consumption and is suitable for battery-powered devices.

3. Q: How long can the SM843256KA retain data without power? A: The data retention period is up to 10 years.

4. Q: Is the SM843256KA compatible with 5V systems? A: No, the IC operates on a 3.3V power supply and is not directly compatible with 5V systems. Level shifting may be required.

5. Q: Can the SM843256KA be used for real-time data storage? A: Yes, the fast data transfer rate of the IC makes it suitable for real-time data storage applications.

This encyclopedia entry provides an overview of the SM843256KA, including its basic information, specifications, pin configuration, functional characteristics, advantages and disadvantages, applicable range of products, working principles, detailed application field plans, alternative models, and common technical questions and answers.