71V3557S75BGI8

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Memory controller
• Characteristics: High-speed, low-power consumption
• Package: BGA (Ball Grid Array)
• Essence: Control and manage memory operations
• Packaging/Quantity: Single unit

Specifications

• Memory Type: SDRAM (Synchronous Dynamic Random Access Memory)
• Memory Size: 4GB
• Data Bus Width: 32 bits
• Clock Frequency: 400MHz
• Supply Voltage: 1.8V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 71V3557S75BGI8 IC has a total of 176 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VDD | Power supply voltage | | 2 | VSS | Ground | | 3 | DQ0 | Data input/output bit 0 | | 4 | DQ1 | Data input/output bit 1 | | ... | ... | ... | | 175 | CLK | Clock input | | 176 | RST | Reset input |

Functional Features

• Memory control: Manages read and write operations to the connected SDRAM.
• Address decoding: Decodes memory addresses to enable proper data access.
• Timing control: Ensures synchronization between the memory controller and SDRAM.
• Error correction: Implements error detection and correction mechanisms for reliable data storage.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer. - Low-power consumption helps in reducing overall system energy usage. - Compact BGA package enables space-saving integration.

Disadvantages: - Limited memory size of 4GB may not be sufficient for certain applications. - BGA package requires specialized equipment for soldering and rework.

Working Principles

The 71V3557S75BGI8 acts as a bridge between the host system and SDRAM. It receives commands from the host, decodes memory addresses, and controls the read and write operations to the connected SDRAM. The IC ensures proper timing synchronization and implements error correction mechanisms to maintain data integrity.

Detailed Application Field Plans

The 71V3557S75BGI8 is commonly used in various electronic devices that require memory control, such as: 1. Personal computers 2. Servers 3. Networking equipment 4. Embedded systems 5. Consumer electronics

Detailed and Complete Alternative Models

1. 71V3556S75BGI8: Similar to 71V3557S75BGI8 but with a smaller memory size of 2GB.
2. 71V3558S75BGI8: Similar to 71V3557S75BGI8 but with a larger memory size of 8GB.
3. 71V3557S75BGILR: Same memory size and features as 71V3557S75BGI8, but in an LGA (Land Grid Array) package.

These alternative models provide options based on different memory requirements and package preferences.

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