NS486SXF-25/NOPB

The NS486SXF-25/NOPB is an Intel486 SX microprocessor supplied by Texas Instruments in the NS486 series. It implements a single 32-bit core running at 25 MHz and is targeted at embedded, commercial-grade applications.

Designed with on-chip DRAM control and an LCD display interface plus an Access.bus interface, this surface-mount device is offered in a 160-QFP (28x28) package and supports an operating temperature range of 0 °C to 70 °C. The device is RoHS compliant.

Key Features

• Core and Performance
  Single Intel486 SX 32-bit core operating at 25 MHz, providing deterministic processing for embedded control tasks.
• Memory and Display Support
  Integrated DRAM controller and an LCD display interface controller to simplify memory and user-interface subsystems.
• Interfaces
  Includes Access.bus as an additional interface to support system expansion and peripheral connectivity.
• Package and Mounting
  Available in a 160-BFQFP / 160-QFP (28x28) supplier device package with surface-mount mounting for PCB assembly.
• Commercial Grade and Temperature
  Commercial-grade device with an operating temperature range of 0 °C to 70 °C for standard industrial and commercial environments.
• Environmental Compliance
  RoHS compliant to meet common lead‑free manufacturing requirements.

Typical Applications

• Commercial Embedded Control
  Use as the main processing element in commercial embedded systems that require a 32-bit core and on-chip DRAM control.
• Human‑Machine Interfaces (HMI)
  Drive basic LCD-based user interfaces leveraging the integrated LCD display interface controller and DRAM support.
• Legacy 486-Based Designs
  Suitable for designs or maintenance projects that rely on Intel486 SX architecture and 32‑bit processing at modest clock rates.

Unique Advantages

• Proven 486 Architecture
  Intel486 SX core provides familiar 32-bit processing characteristics for existing architecture-focused designs.
• Integrated Memory and Display Support
  On-chip DRAM controller and LCD interface reduce external component count and simplify board-level design.
• Compact Surface-Mount Package
  160-QFP (28x28) package enables high-density PCB layouts and standard surface-mount assembly.
• Commercial Temperature Range
  Rated for 0 °C to 70 °C operation, aligning with typical commercial embedded product requirements.
• RoHS Compliant
  Meets lead‑free manufacturing requirements for environmental compliance.

Why Choose NS486SXF-25/NOPB?

The NS486SXF-25/NOPB combines a single Intel486 SX 32-bit core at 25 MHz with integrated DRAM and LCD interface capabilities in a 160-QFP surface-mount package, making it a compact option for commercial embedded designs that require legacy 486 architecture and on-chip memory/display support. Manufactured under the NS486 series by Texas Instruments, it is offered as a RoHS-compliant, commercial-grade component suited to consistent production needs.

Request a quote or submit an inquiry to obtain pricing, lead-time information, or to discuss volume purchasing and availability for NS486SXF-25/NOPB.