71V3559S80BQ

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Memory Controller
• Characteristics: High-speed, Low-power, Versatile
• Package: BGA (Ball Grid Array)
• Essence: Control and manage memory operations
• Packaging/Quantity: Typically sold in reels of 250 units

Specifications

• Operating Voltage: 3.3V
• Memory Type: SDRAM (Synchronous Dynamic Random Access Memory)
• Memory Capacity: 8 Megabits (1 Megabyte)
• Data Bus Width: 16 bits
• Clock Frequency: 80 MHz
• Access Time: 5 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 71V3559S80BQ IC has a total of 48 pins arranged as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VDD | Power Supply (3.3V) | | 2 | VSS | Ground | | 3 | A0-A10 | Address Inputs | | 4 | BA0-BA1 | Bank Address Inputs | | 5 | WE | Write Enable | | 6 | CAS | Column Address Strobe | | 7 | RAS | Row Address Strobe | | ... | ... | ... | | 48 | NC | No Connection |

Functional Features

• Memory control and management for SDRAM devices
• Support for various memory configurations and timings
• Automatic refresh and power-down modes
• Burst mode operation for efficient data transfer
• Error correction and detection capabilities

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data access - Low-power consumption for energy-efficient applications - Versatile memory controller suitable for various systems

Disadvantages: - Limited memory capacity (8 Megabits) - Requires external components for complete memory system implementation

Working Principles

The 71V3559S80BQ acts as a bridge between the microprocessor and SDRAM memory devices. It receives commands and data from the microprocessor, translates them into appropriate signals, and controls the timing and sequencing of memory operations. The IC ensures efficient data transfer, error correction, and refresh cycles to maintain data integrity.

Detailed Application Field Plans

The 71V3559S80BQ is commonly used in the following applications: 1. Computer Systems: Provides memory control for desktops, laptops, and servers. 2. Networking Equipment: Enables efficient data storage and retrieval in routers, switches, and network appliances. 3. Telecommunications: Facilitates memory management in communication devices such as modems, routers, and base stations. 4. Consumer Electronics: Used in digital cameras, set-top boxes, and gaming consoles for memory control.

Detailed and Complete Alternative Models

1. 71V3556S100BQ: Similar memory controller with higher capacity (10 Megabits).
2. 71V3558S64BQ: Lower capacity (4 Megabits) but more cost-effective option.
3. 71V3557S80BQ: Same capacity and characteristics, but available in a different package (TSOP).

Note: The alternative models listed above are just a few examples. There are several other alternatives available in the market.

This entry provides an overview of the 71V3559S80BQ memory controller IC, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.