AMD XC2C32A-6VQG44C

XC2C32A-6VQG44C Xilinx CPLD 32 macrocell, 1.8V CPLD Chip Detailed Overview

The XC2C32A-6VQG44C is a low-cost, low-power CPLD (Complex Programmable Logic Device) from Xilinx, designed for flexible digital logic implementation in space-constrained applications. Packaged in a 44-pin VQFP (Very Thin Quad Flat Pack), this device offers 32 macrocells with 6ns pin-to-pin logic delays, making it suitable for glue logic, interface bridging, and control functions in embedded systems. Operating at 1.8V core voltage, it provides a balance of performance and power efficiency, supporting in-system programmability (ISP) via JTAG for easy field updates. Its non-volatile Flash-based configuration ensures instant-on operation without external boot memory, ideal for industrial, automotive, and consumer electronics applications requiring reliable logic integration.

XC2C32A-6VQG44C Key Features

The XC2C32A-6VQG44C stands out with its high-speed logic performance (6ns propagation delay), low static power consumption, and flexible I/O options (3.3V or 2.5V tolerant). Its 32 macrocells support a wide range of logic functions, while the embedded Flash technology eliminates the need for external configuration memory. The device includes 36 user I/Os, enabling seamless interfacing with microcontrollers, sensors, and communication peripherals. Additional features include hot-swap capability, Schmitt-trigger inputs for noise immunity, and JTAG-based debugging, simplifying development and troubleshooting. With an operating temperature range of -40°C to +85°C, it is robust enough for harsh industrial environments.

XC2C32A-6VQG44C Applications

This CPLD is widely used in system control, I/O expansion, and bus interfacing across multiple industries. Common applications include motor control logic, power sequencing, FPGA configuration management, and protocol bridging (e.g., SPI to I2C, UART level shifting). In automotive systems, it assists in sensor conditioning and ECU signal routing, while in consumer electronics, it enables button debouncing, LED control, and display interfacing. Its low power consumption makes it suitable for battery-operated devices, and its small footprint is ideal for wearables and portable gadgets.

Xilinx XC2C Series Selection Advantages

Choosing the XC2C32A-6VQG44C provides cost-effective, low-power logic integration without the complexity of an FPGA. Unlike SRAM-based FPGAs, it does not require external configuration memory, reducing BOM cost and board space. The non-volatile Flash storage ensures instant-on operation, critical for automotive and industrial systems where power cycling is frequent. Its high noise immunity and hot-swap support enhance reliability in electrically noisy environments. Engineers benefit from Xilinx’s mature development tools (ISE WebPACK), enabling quick prototyping and verification. Compared to discrete logic ICs, it reduces component count, simplifies PCB routing, and allows post-deployment updates—making it a smart choice for evolving designs.

Similar Models & Key Differences

• Altera EPM3032A (Intel): Comparable macrocell count but lacks 1.8V core voltage support, consuming more power.

• Lattice LC4032V: Similar logic density but with faster propagation delay (5ns); more expensive.

• Xilinx XC2C64A: Higher macrocell count (64) for more complex logic, at a slightly higher cost.

• Microchip ATF1502AS: Non-volatile CPLD alternative with 32 macrocells but slower (10ns) performance.

While alternatives exist, the XC2C32A-6VQG44C remains a cost-optimized, power-efficient solution for small to medium logic designs, particularly where space, power, and reliability are critical factors.