Altera

EPM3512AQC208-10NS - MAX 3000A 512-Macro CPLD, 208-PQFP | Altera

Name: EPM3512AQC208-10NS - MAX 3000A 512-Macro CPLD, 208-PQFP | Altera
Brand: Altera
SKU: EPM3512AQC208-10NS

MPN: EPM3512AQC208-10NS ✓ Hoạt động

3.3 V Vdss 208-pin PQFP Package 227.3 MHz max Speed

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EPM3512AQC208-10NS Tóm tắt

The Altera (now Intel) EPM3512AQC208-10NS is a 512-macro-cell, 172-I/O CMOS EEPROM-based Complex Programmable Logic Device (CPLD) from the MAX 3000A family, housed in a 208-pin PQFP (Plastic Quad Flat Pack) package and specified at the -10 (10 ns) speed grade. Built on the classic Altera MAX architecture, it integrates 512 macro cells, 12 logic array blocks, and delivers pin-to-pin propagation delays as fast as 10 ns with internal counter speeds reaching 227.3 MHz. Operating from a single 3.3 V core supply with selectable 2.5 V/3.3 V/5.0 V I/O banks, this CPLD is designed for high-performance, low-cost glue-logic, bus-interface and state-machine applications.

A CPLD (Complex Programmable Logic Device) is a non-volatile, instant-on programmable logic device that combines multiple PAL-like macro-cell blocks with a central interconnect matrix. Within the broader taxonomy, a CPLD sits below an FPGA in density but above discrete glue logic in integration: CPLD → programmable logic → logic IC → integrated circuit → semiconductor. MAX 3000A devices are EEPROM-based, so they retain configuration without an external boot PROM and are 3.3 V in-system programmable via the IEEE Std. 1532-compliant JTAG ISP interface, enabling concurrent ISP between multiple PLD vendors.

Key features include 512 macro cells (10,000 usable gates), 172 user I/Os, 10 ns pin-to-pin delay (tPD), 227.3 MHz internal counter frequency, MultiVolt I/O supporting 2.5 V/3.3 V/5.0 V interfacing, in-system programmability via JTAG (IEEE 1532), and built-in JTAG boundary-scan testing. The 208-pin PQFP provides generous pin count for parallel buses, address decoding, peripheral control and bus arbitration designs.

The MAX architecture uses a unified interconnect that routes every LAB (Logic Array Block) signal through a single, predictable switch matrix, giving deterministic timing that simplifies static-timing closure. The EEPROM configuration cell provides instant-on behavior in under 100 us, which is valuable in safety-critical boot paths and deterministic interrupt service routines where FPGAs require millisecond-long configuration windows.

Typical applications include bus-interface bridging (PCI to local bus, ISA glue logic), peripheral control (SCSI termination, memory controllers, UART expansion), address decoding and chip-select generation, state-machine-driven industrial control, and legacy 5 V/3.3 V system logic replacement. Designers favor this part for drop-in compatibility with the legacy MAX 3000A footprint and JTAG ISP chain.

When designing with this device, observe the VCCINT/VCCIO separation (3.3 V core, optional 2.5 V/3.3 V/5.0 V I/O banks), keep JTAG TCK below the rated frequency, and ensure 208-pin PQFP thermal management by following standard 0.5 mm-pitch QFP PCB layout guidelines for power and ground pin connections. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

Bộ thay thế dễ dàng lắp đặt cho EPM3512AQC208-10NS — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.

Các biến thể trong loạt này

Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với EPM3512AQC208-10NS (cùng hình factor và footprint) — khác nhau ở Package, Process Technology, I/O Supply Voltage (VCCIO), Speed Grade, Logic Array Blocks (LABs).

EPM3512AQ208-10N

Altera

Process Technology: CMOS EEPROM

I/O Supply Voltage (VCCIO): 2.5 V, 3.3 V, or 5.0 V

Speed Grade: -10 (10 ns pin-to-pin delay)