71V2556SA133BG8

Basic Information Overview

Category: Integrated Circuit (IC)
Use: Memory Controller
Characteristics: High-speed, Low-power, Versatile
Package: BGA (Ball Grid Array)
Essence: Efficient memory management and control
Packaging/Quantity: Single unit per package

Specifications

Memory Type: Synchronous DRAM (SDRAM)
Memory Size: 256 Megabits (32 Megabytes)
Data Bus Width: 16 bits
Clock Frequency: 133 MHz
Operating Voltage: 3.3 Volts
Access Time: 5.4 ns
Burst Length: 1, 2, 4, 8 or full page
Refresh Mode: Auto-refresh, Self-refresh
Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 71V2556SA133BG8 IC has a total of 66 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power Supply Voltage | | 2 | VSS | Ground | | 3 | DQ0 | Data Input/Output Bit 0 | | 4 | DQ1 | Data Input/Output Bit 1 | | ... | ... | ... | | 65 | CLK | Clock Input | | 66 | CKE | Clock Enable |

Functional Features

Efficient memory control and management
Support for various memory operations like read, write, refresh, and burst mode
On-chip programmable registers for customization
Automatic refresh and self-refresh modes for power-saving
Error correction code (ECC) support for data integrity
Multiple burst lengths for flexible data transfer
Low-power consumption for energy efficiency

Advantages and Disadvantages

Advantages

High-speed operation for quick data access
Low power consumption for energy-efficient applications
Versatile memory controller suitable for various systems
On-chip programmable registers allow customization
ECC support ensures data integrity

Disadvantages

Limited memory size (256 Megabits)
Requires external components for complete system integration
BGA package may require specialized equipment for soldering and rework

Working Principles

The 71V2556SA133BG8 is a memory controller IC designed to efficiently manage and control synchronous DRAM (SDRAM). It interfaces with the system's microprocessor and handles memory operations such as read, write, refresh, and burst mode transfers. The IC incorporates on-chip programmable registers that allow customization of various parameters to suit specific system requirements. It supports automatic refresh and self-refresh modes to conserve power when the memory is not actively accessed. Additionally, it provides error correction code (ECC) support to ensure data integrity.

Detailed Application Field Plans

The 71V2556SA133BG8 IC finds application in various fields where efficient memory control and management are essential. Some potential application areas include: - Computer systems - Networking equipment - Telecommunications devices - Industrial automation - Consumer electronics

Detailed and Complete Alternative Models

71V2556S133BGI8: Similar specifications but different package (TSSOP)
71V2556S100BGI8: Similar specifications but lower clock frequency (100 MHz)
71V2556S85BGI8: Similar specifications but lower temperature range (-40°C to +85°C)

Please note that the above alternative models are just examples and there might be other alternatives available in the market.

Word count: 440 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 71V2556SA133BG8 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of 71V2556SA133BG8 in technical solutions:

Q: What is the 71V2556SA133BG8? A: The 71V2556SA133BG8 is a high-speed, low-power 256K x 36 synchronous dual-port static RAM (SDRAM) designed for use in various technical solutions.
Q: What are the key features of the 71V2556SA133BG8? A: Some key features include a 133 MHz clock frequency, 3.3V power supply, 36-bit data bus, dual independent ports, and a wide operating temperature range.
Q: What are the typical applications of the 71V2556SA133BG8? A: The 71V2556SA133BG8 is commonly used in networking equipment, telecommunications systems, industrial automation, medical devices, and other applications that require high-speed and reliable memory access.
Q: How does the dual-port feature of the 71V2556SA133BG8 work? A: The dual-port feature allows simultaneous read and write operations on two different ports, enabling efficient data transfer between multiple devices or subsystems.
Q: What is the maximum operating frequency supported by the 71V2556SA133BG8? A: The 71V2556SA133BG8 supports a maximum operating frequency of 133 MHz, making it suitable for demanding real-time applications.
Q: Can the 71V2556SA133BG8 operate at lower frequencies if needed? A: Yes, the 71V2556SA133BG8 can be operated at lower frequencies by adjusting the clock input accordingly, providing flexibility in system design.
Q: What is the power supply requirement for the 71V2556SA133BG8? A: The 71V2556SA133BG8 requires a 3.3V power supply, which is a common voltage level in many electronic systems.
Q: Does the 71V2556SA133BG8 support ECC (Error Correction Code) functionality? A: No, the 71V2556SA133BG8 does not have built-in ECC functionality. If error correction is required, an external ECC controller can be used in conjunction with the device.
Q: Can the 71V2556SA133BG8 operate in harsh environments? A: Yes, the 71V2556SA133BG8 has a wide operating temperature range of -40°C to +85°C, making it suitable for use in various industrial and outdoor applications.
Q: Are there any specific design considerations when using the 71V2556SA133BG8? A: Some design considerations include proper decoupling of power supplies, signal integrity management, and adherence to the recommended timing specifications provided in the datasheet.

Please note that these answers are general and may vary depending on the specific requirements and implementation of the technical solution.