XC2C128-6TQG144C

## Device Overview

The Xilinx XC2C128-6TQG144C is a member of the CoolRunner-II CPLD (Complex Programmable Logic Device) family, designed to deliver high performance, low power consumption, and flexible logic integration. This CPLD is suitable for a wide range of digital applications, including glue logic, control logic, state machines, and interface bridging. It combines non-volatile configuration memory with fast, deterministic logic paths, enabling rapid startup and reliable operation in embedded systems.

## Architecture and Logic Resources

* Core technology: Advanced low-power CPLD architecture optimized for speed and reduced power dissipation.
* Total macrocells: 128 macrocells, providing sufficient logic resources for complex combinatorial and sequential designs.
* Each macrocell supports versatile logic functions including AND-OR-INVERT logic, flip-flops, and output enable control.
* Supports synchronous and asynchronous logic, enabling flexible design implementation.
* Distributed input and output structures reduce delay and enhance timing consistency.
* Logic expansion: Interconnect architecture allows efficient logic sharing and minimal routing congestion.

## Memory and Configuration

* Non-volatile configuration memory: Flash-based storage ensures persistent logic configuration after power cycles.
* Configuration method: JTAG programming or boundary-scan compatible programming interfaces.
* Supports in-system programmability (ISP), allowing updates without device removal.
* Fast configuration time: Typically less than 100 microseconds, supporting rapid power-on readiness.
* Multiple configuration modes including master and slave for flexible system integration.

## I/O and Signal Features

* Total I/O pins: 144, providing extensive connectivity for embedded system integration.
* I/O standards: Supports LVCMOS and LVTTL logic levels for compatibility with modern digital systems.
* Programmable slew rates and drive strengths to optimize signal integrity and minimize EMI.
* Dedicated global clocks: Multiple clock inputs with low skew, enabling synchronous designs with tight timing constraints.
* Supports bidirectional I/O and tri-state outputs, allowing flexible bus interfacing.
* Hot insertion and live reconfiguration capability in controlled system designs.

## Performance and Timing

* Maximum speed grade: -6, corresponding to typical propagation delays of 6 ns through macrocells.
* Deterministic timing: Guaranteed maximum delays for critical paths, simplifying timing closure in designs.
* Fast combinatorial and sequential logic execution due to optimized interconnect and macrocell structure.
* Supports both edge-triggered and level-sensitive operations for precise control of timing behavior.
* Multiple global clocks reduce clock skew and simplify timing analysis in complex designs.

## Power and Thermal Characteristics

* Low static and dynamic power consumption: Typically <20 mW at standard operating voltage and frequency.
* Operating voltage: 3.3 V nominal, with tolerance range for 3.0–3.6 V.
* Power-saving modes: Automatic sleep and low-power standby states supported for energy-sensitive applications.
* Maximum junction temperature: 125°C, suitable for industrial environments.
* Package thermal resistance: Optimized for effective heat dissipation under moderate logic utilization.

## Package and Mechanical Specifications

* Package type: TQG144, a thin quad flat package providing compact footprint with adequate thermal performance.
* Pin pitch: 0.8 mm, suitable for high-density PCB layouts.
* Mechanically compatible with standard reflow soldering processes.
* Lead finish: RoHS-compliant, compatible with lead-free assembly processes.
* Physical dimensions: Approximately 20 mm x 20 mm for flexible system integration.

## System-Level Applications

* Glue logic and signal routing in digital systems.
* Interface bridging between legacy and modern logic families.
* State machine implementations for control logic and sequencing.
* Low-power embedded system designs requiring fast startup and deterministic timing.
* Peripheral control for industrial automation, consumer electronics, and communication devices.
* Rapid prototyping of custom digital circuits with non-volatile configuration memory.

## Key Specifications Summary

* Technology: CoolRunner-II CPLD
* Logic resources: 128 macrocells
* Configuration memory: Flash-based non-volatile
* I/O count: 144
* Maximum speed grade: -6 (6 ns typical propagation delay)
* Supported I/O standards: LVCMOS, LVTTL
* Operating voltage: 3.3 V
* Power consumption: <20 mW typical
* Package: TQG144
* Temperature range: –40°C to 125°C
* Programming: JTAG, in-system programmable

The Xilinx XC2C128-6TQG144C combines high-speed deterministic logic, low power consumption, and extensive I/O flexibility, making it ideal for embedded control, interfacing, and glue logic applications where non-volatile programmability and rapid system startup are critical. Its scalable architecture and flexible macrocell design allow system engineers to implement complex logic with predictable timing behavior while maintaining a compact footprint.