GAL22V10D-15LP

Programmable Logic Device Pld Overview

The GAL22V10D-15LP is a discontinued Simple Programmable Logic Device (SPLD) from Lattice Semiconductor, utilizing E2CMOS technology. It features 22 inputs and 10 outputs within a 24-pin Plastic DIP package. The device specifies a maximum propagation delay of 15 ns and a maximum operating frequency of 83.3 MHz. It operates on a 5 V supply with a typical current consumption of 75 mA. Key architectural elements include ten Output Logic Macrocells (OLMCs), active pull-ups on all pins, and an electronic signature for identification.

Programmable Logic Device Pld Feature Summary

• E2CMOS Technology: Electrically erasable floating gate architecture allowing reprogrammability with high-speed electrical erasure under 100 ms.
• Output Logic Macrocells: Ten OLMCs providing flexible registered or combinatorial I/O modes with individual polarity control.
• Active Pull-ups: Built-in active pull-up circuits on all pins to manage floating input states.
• Electronic Signature: 64-bit user-programmable memory for device identification and revision tracking.

Programmable Logic Device Pld Applications

• DMA Control
• State Machine Control
• High Speed Graphics Processing
• Standard Logic Speed Upgrade

Programmable Logic Device Pld Procurement Notes

All devices in the GAL22V10D series have been officially discontinued per Product Change Notification PCN#09-10. No new production units are available from Lattice Semiconductor. Verification of component authenticity is critical when sourcing from secondary markets due to the end-of-life status.

Programmable Logic Device Pld Selection Notes

This component is functionally compatible with standard bipolar and UVCMOS 22V10 devices regarding fuse maps and parameters. Designers requiring reprogrammable logic should evaluate modern Lattice ispGAL families or FPGA alternatives, as this specific part number is no longer supported for new designs.

Programmable Logic Device Pld Part Context

The GAL22V10D-15LP belongs to the GAL22V10 family, which was a high-performance PLD line before being superseded by ISP-capable devices. The 'D' suffix indicates the device variant, while '15' denotes the 15 ns speed grade, and 'LP' signifies the Low Power PDIP package option.

Programmable Logic Device Pld Replacement Considerations

Lattice issued PCN#09-10 indicating discontinuation. No direct functional replacement part numbers are listed in the provided datasheet for this specific legacy part.