IS43TR16256AL-125KBLI

Here is a detailed overview of the ISSI IS43TR16256AL-125KBLI, including its specifications:

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### ISSI IS43TR16256AL-125KBLI Overview

The ISSI IS43TR16256AL-125KBLI is a high-speed, high-density Synchronous Dynamic Random-Access Memory (SDRAM) designed for applications requiring substantial memory bandwidth and performance. It is particularly suited for use in high-speed data processing, networking, and other data-intensive environments where low latency and high throughput are critical.

### Key Specifications

1. Memory Size:
- Density: 16 Meg x 16 bits (256 Megabits or 32 Megabytes). This large memory size allows for substantial data storage and processing capabilities.

2. Organization:
- Configuration: The memory is organized in a 16M x 16 configuration, meaning it has 16 million rows and 16 data lines per row. This organization supports efficient data access and retrieval.

3. Speed and Performance:
- Speed Grade: The "-125" in the part number indicates a maximum operating frequency of 125 MHz. This speed allows the SRAM to handle high-speed data operations effectively.
- Access Time: The device has a high-speed interface that supports fast access times, ensuring minimal latency during memory operations.

4. Interface:
- Data Bus Width: 16 bits. This width enables efficient data transfer and aligns with many system architectures.
- Address Bus: The address bus configuration supports addressing up to 16 million memory locations, facilitating extensive data handling.

5. Operating Voltage:
- Core Voltage: 2.5V ± 0.2V. This lower operating voltage helps reduce power consumption compared to older memory technologies.
- I/O Voltage: 2.5V ± 0.2V. The I/O voltage is consistent with the core voltage, simplifying integration into various system designs.

6. Power Consumption:
- Active Power Consumption: The device operates with moderate power consumption during active periods, which is typical for high-speed SDRAMs.
- Standby Power Consumption: The SDRAM features low standby power consumption, enhancing energy efficiency when not actively accessed.

7. Package Type:
- Package: 54-pin TSOP II (Thin Small Outline Package). This package type is compact, making it suitable for space-constrained applications and easy integration into circuit boards.

8. Temperature Range:
- Operating Temperature Range: 0°C to +70°C. This temperature range makes the SDRAM suitable for standard commercial applications. For industrial or extended temperature ranges, different variants may be available.

9. Latency and Timing:
- CAS Latency: The SDRAM supports CAS latency configurations typical for high-speed memory, optimizing performance based on the specific timing requirements of the application.
- Clock Speed: Operates at a clock speed of 125 MHz, allowing for high-speed data access and processing.

10. Additional Features:
- Synchronous Operation: The SDRAM operates synchronously with the system clock, ensuring precise timing and coordination with the memory controller.
- Burst Mode: Supports burst read and write operations, enhancing throughput by allowing sequential data transfers.
- Auto Precharge: The device includes an auto precharge feature that automatically prepares the memory for the next operation, optimizing performance and efficiency.

### Applications

The ISSI IS43TR16256AL-125KBLI is ideal for a range of high-performance applications, including:

- Networking Equipment: Used in routers, switches, and other network devices where high-speed memory is required for buffering and processing network traffic.
- Telecommunications: Suitable for telecommunications systems that demand rapid data access and high bandwidth.
- High-Speed Data Processing: Ideal for applications involving digital signal processing (DSP), data acquisition systems, and other high-performance computing tasks.
- Consumer Electronics: Found in high-performance consumer electronics such as digital video recorders (DVRs), gaming consoles, and multimedia devices that benefit from fast and reliable memory access.

### Summary

The ISSI IS43TR16256AL-125KBLI is a high-speed SDRAM with a density of 256 Mb and a maximum operating frequency of 125 MHz. Its 16-bit data bus, 2.5V operating voltage, and compact TSOP II package make it suitable for a wide range of high-performance applications. The device’s synchronous operation, low power consumption, and advanced features such as burst mode and auto precharge enhance its performance and efficiency in data-intensive environments.