Description

PRODUCT DESCRIPTION

This is a ULSI Advanced Math Coprocessor DX/DLC, introduced in the early 1990s.
Math coprocessors were designed to handle floating-point arithmetic, greatly improving performance in scientific, engineering, and CAD applications.

This ULSI model was compatible with 80386/486 systems, offering enhanced speed and accuracy for demanding tasks. The ceramic package with ULSI branding and 1990 markings makes it a rare collectible semiconductor.

👉 The item is untested and sold as-is, primarily intended for collectors of vintage microprocessors and computing history.

SPECIFICATIONS

Manufacturer: ULSI
Model: Advanced Math Coprocessor DX/DLC
Type: Math Coprocessor (FPU)
Package: Ceramic
Markings: ULSI DX/DLC ©1990 9413A3A
Era: Early 1990s
Condition: Used, untested, collectible
Check out our vintage ceramic CPU collection here!

Additional information

Weight	0,040 kg

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Shipping & Delivery

Shipping

Shipping Time – Orders are processed promptly, with shipping taking 1-3 days. Standard delivery typically ranges from 7 to 14 working days. For faster delivery, we also offer an express shipping option, which usually arrives within 3 to 5 working days. Please note that in some unexpected cases, packages may experience delays.
Tax – We ship all orders from our European warehouse. Customers in the U.S. and EU countries can enjoy tax-free shipping, as no import duties will be applied.

Packages will be delivered using a Premium postal service in your region.

We guarantee the arrival of your items. If you do not receive your order, please check the tracking information. While delays are rare, they can occur. If you do not receive your order or are not satisfied, you can return it within 30 days of shipment. We will either issue a full refund or reship the item at no additional cost.

Shipping

Shipping Time – Orders are processed promptly, with shipping taking 1-3 days. Standard delivery typically ranges from 7 to 14 working days. For faster delivery, we also offer an express shipping option, which usually arrives within 3 to 5 working days. Please note that in some unexpected cases, packages may experience delays.
Tax – We ship all orders from our European warehouse. Customers in the U.S. and EU countries can enjoy tax-free shipping, as no import duties will be applied.

Packages will be delivered using a Premium postal service in your region.

We guarantee the arrival of your items. If you do not receive your order, please check the tracking information. While delays are rare, they can occur. If you do not receive your order or are not satisfied, you can return it within 30 days of shipment. We will either issue a full refund or reship the item at no additional cost.