EPM3512AQC20810N - MAX 3000A CPLD 512 Macro Cells 208-PQFP | Altera
N.º de pieza: EPM3512AQC20810N ✗ Fin de vida| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $55.55 | $55,55 |
| 10 | $52.5 | $525,00 |
| 100 | $48.25 | $4.825,00 |
| 500 | $44 | $22.000,00 |
| 1.000 | $39.75 | $39.750,00 |
EPM3512AQC20810N Descripción general
A CPLD (Complex Programmable Logic Device) is a non-volatile programmable logic device that combines multiple PAL-like macro cell arrays on a single chip with a programmable interconnect matrix. CPLDs sit between simple glue-logic gates and high-density FPGAs in the programmable logic hierarchy, offering deterministic timing, instant-on operation from on-chip EEPROM, and predictable I/O behavior. The MAX 3000A family is part of the broader programmable logic taxonomy (CPLD -> programmable logic -> digital IC -> semiconductor), targeting bus-interface, glue-logic, and state-machine applications where non-volatility and fast propagation delays matter more than raw gate density.
Key features of the EPM3512AQC20810N include 172 user I/O pins, 512 macro cells distributed across 16 logic array blocks (LABs), 12 product terms per macro cell, and a global clear signal. The 208-pin PQFP package provides generous I/O count for parallel bus bridging and address decoding functions. The 10 ns tPD supports high-speed glue logic, while the 3.3 V core (with 5.0 V tolerant I/O) simplifies interface to legacy 5 V microprocessors and memories. The on-chip EEPROM configuration memory eliminates the need for external boot devices and enables instant-on logic operation.
The MAX 3000A architecture uses a classic MAX-based structure with each macro cell containing a programmable AND/OR array, a configurable flip-flop, and product-term allocation logic. The LAB interconnect is non-segmented and predictable, which is why engineers choose this family when deterministic timing (compile-time static delays) is required for asynchronous interfaces, decoder logic, or interrupt prioritization. The JTAG (IEEE 1149.1) and ISP (IEEE 1532) interfaces allow board-level programming and boundary-scan testing without removing the device from the circuit.
Typical applications include processor bus-interface bridging (e.g., 8-bit MCU to 16-bit or 32-bit peripheral), address decoding and chip-select generation, glue-logic integration, interrupt controllers, state-machine controllers in motor drive and industrial automation, and legacy 5 V system modernization. The device is widely used in industrial, telecom, and embedded designs that benefit from instant-on programmable logic without external boot ROM.
When designing with the EPM3512AQC20810N, observe the 3.3 V core supply requirement and verify all I/O banks are powered within the recommended operating range. Decouple VCCINT and VCCIO pins with 0.1 uF ceramic capacitors placed close to each power pin, and route JTAG signals (TCK, TMS, TDI, TDO) away from high-current switching traces. Consult the MAX 3000A family datasheet for the exact pinout, JTAG programming waveforms, and recommended footprint for the 208-pin PQFP.
This page synthesizes distributor pricing, parametric comparison data, and practical design notes for the EPM3512AQC20810N that complement the manufacturer datasheet with drop-in alternatives and application-specific guidance.
Alternativas directas para EPM3512AQC20810N — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con EPM3512AQC20810N (mismo factor de forma y huella) — difiere en Operating Temperature, Package, Logic Array Blocks (LABs), Process Technology, Supply Voltage (VCCINT).
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
EPM3512AQC208-10N
✅ Sustitución directa✓ En stock
$42.8 / unidad
Ver hoja de datos →EPM3512AQC208-7N
✅ Sustitución directa✓ En stock
$41.41 / unidad
Ver hoja de datos →EPM3512AQC208-15N
✅ Sustitución directa✓ En stock
$20.5 / unidad
Ver hoja de datos →EPM3512AQC208-10
✅ Sustitución directa✓ En stock
$22.1 / unidad
Ver hoja de datos →EPM3256AQC208-10N
✅ Sustitución directa✓ En stock
$4.62 / unidad
Ver hoja de datos →EPM3512AQC208-7
✅ Sustitución directa✓ En stock
$41.72 / unidad
Ver hoja de datos →EPM3512AQC20810N Valores máximos y características eléctricas
| Family | MAX 3000A |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Macro Cells | 512 |
| Usable Gates | 10,000 |
| User I/Os | 172 |
| Logic Array Blocks (LABs) | 16 |
| Propagation Delay (tPD) | 10 ns |
| Core Voltage (VCCINT) | 3.3 V |
| I/O Voltage (VCCIO) | 3.3 V (5.0 V tolerant I/O) |
| Encapsulado | 208-pin PQFP (Plastic Quad Flat Pack) |
| Configuration Memory | EEPROM (non-volatile, instant-on) |
| Programming Interface | JTAG (IEEE 1149.1 / IEEE 1532 ISP) |
| Tipo de montaje | Surface Mount |
Guía de configuración de pines de EPM3512AQC20810N 208-pin pqfp (plastic quad flat pack)
Configuración de pines para EPM3512AQC20810N (encapsulado 208-pin pqfp (plastic quad flat pack)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para EPM3512AQC20810N.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
EPM3512AQC20810N es adecuado para 6 aplicacións: Processor Bus-Interface Bridging, Address Decoding and Chip-Select Generation, Glue Logic Integration, Interrupt Controller and Priority Logic, Industrial Motor Drive State Machines, Legacy 5V System Modernization.
Processor Bus-Interface Bridging
The EPM3512AQC20810N bridges between microprocessors and peripherals of differing bus widths, using its 172 user I/Os and 512 macro cells to implement bidirectional data buffers, control-signal translation, and chip-select logic. With a 10 ns tPD and deterministic MAX 3000A timing, this CPLD handles 8-bit MCU to 16/32-bit peripheral interfaces, address-latch demultiplexing, and wait-state insertion without timing ambiguity. The 5.0 V tolerant I/O allows direct connection to legacy 5 V peripherals while the core runs from 3.3 V, eliminating external level shifters in mixed-voltage systems.
Recomendado
Address Decoding and Chip-Select Generation
The EPM3512AQC20810N is widely deployed as a central address decoder in systems with multiple memory and peripheral devices, replacing discrete 74-series TTL glue logic with a single programmable device. Its 512 macro cells can decode large address spaces (typically up to 32 address lines) and generate multiple chip-select signals with deterministic propagation delays. The non-volatile EEPROM configuration means the decoder powers up instantly with valid chip-selects, critical for boot ROM and memory-mapped peripherals that the CPU accesses immediately at reset.
Recomendado
Glue Logic Integration
Replace dozens of 74HC/74F-series logic gates with a single EPM3512AQC20810N, integrating counters, multiplexers, latches, comparators, and small state machines into one programmable device. With 172 I/Os, the CPLD handles large pin-count glue logic that would otherwise require multiple discrete packages, reducing PCB area, BOM cost, and inventory complexity. The MAX 3000A EEPROM configuration allows late-stage design changes via JTAG ISP without board rework, making the part ideal for prototype-to-production transitions.
Recomendado
Interrupt Controller and Priority Logic
Implement prioritized interrupt controllers, daisy-chain arbiters, and vector-encoding logic with the EPM3512AQC20810N's 512 macro cells. The deterministic 10 ns tPD ensures worst-case interrupt latency is bounded at compile time, which is essential for real-time embedded systems where interrupt response must meet strict deadlines. The 5.0 V tolerant I/O interfaces directly to legacy interrupt request lines from 5 V peripherals, while the on-chip EEPROM retains the priority configuration through power cycles without external storage.
Recomendado
Industrial Motor Drive State Machines
Deploy the EPM3512AQC20810N in industrial motor drive and motion control systems as a state-machine controller for commutation sequencing, fault handling, and PWM blanking logic. Its 172 I/Os handle multiple Hall-effect sensor inputs, encoder feedback signals, and gate-driver control outputs simultaneously, while the deterministic MAX 3000A timing ensures commutation events occur at predictable instants regardless of logic utilization. The instant-on EEPROM configuration eliminates boot delays in safety-critical motor controllers.
Recomendado
Legacy 5V System Modernization
Use the EPM3512AQC20810N as a voltage-bridging controller when modernizing legacy 5.0 V systems to 3.3 V processors - its 5.0 V tolerant I/O directly interfaces with existing 5 V peripherals while the 3.3 V core supplies the new processor's interface logic. This eliminates dozens of external level-shifters and bus-switch ICs in retrofits of industrial controllers, telecom backplanes, and legacy computer systems. The MAX 3000A JTAG ISP allows in-field reprogramming for late design changes without removing the board from service.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para EPM3512AQC20810N — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | EPM3512AQC208-10N | EPM3512AQC208-7N | EPM3512AQC208-15N | EPM3512AQC208-10 | EPM3256AQC208-10N |
|---|---|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | 208-PQFP | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same |
| Family | MAX 3000A | MAX 3000A | MAX 3000A | MAX 3000A | MAX 3000A | MAX 3000A |
| Macro Cells | 512 | 512 | 512 | 512 | 512 | 256 (-50%) |
| Propagation Delay (tPD) | 10 ns | 10 ns | 7 ns (-30%) | 15 ns (+50%) | 10 ns | 10 ns |
| User I/Os | 172 | 172 | 172 | 172 | 172 | 158 |
| Core Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Configuration Memory | EEPROM | EEPROM | EEPROM | EEPROM | EEPROM | EEPROM |
Diferenciadores clave
- Highest density in 208-pin PQFP MAX 3000A family (frente a EPM3256AQC208-10N)
- Balanced 10 ns speed grade for general-purpose use (frente a EPM3512AQC208-7N)
- EEPROM non-volatile configuration with instant-on (frente a EPM3512AQC208-15N)
Notas de diseño
The EPM3512AQC20810N requires a stable 3.3 V supply on VCCINT pins and 3.3 V on VCCIO pins. Decouple each VCCINT and VCCIO pin with a 0.1 uF ceramic capacitor placed within 5 mm of the device, and add a bulk 10-47 uF tantalum or polymer capacitor near the package to handle inrush during ISP programming. Sequence the 3.3 V supply to avoid glitching during hot-insertion; if 5 V peripheral I/O is connected, ensure VCCIO is at 3.3 V before any 5 V input is applied to I/O pins.
Route JTAG signals (TCK, TMS, TDI, TDO, TRST) as a dedicated group, kept short and isolated from high-current switching traces. Place a 10 kohm pull-up on TCK and TDI, and a 10 kohm pull-up on TMS per IEEE 1149.1 recommendations to keep the JTAG state machine in a known state at power-up. Keep TCK trace length under 150 mm to avoid signal-integrity issues at high programming clock rates. Add test points on the JTAG header for in-field ISP access.
Avoid using I/O pins as bidirectional signals in high-speed buses without registering the output enable; CPLD macro cells can glitch during output-enable transitions, causing bus contention. Do not leave unused I/O pins floating - configure them as outputs driving low or as inputs with internal pull-ups enabled to reduce EMI. When migrating designs between EPM3512A speed grades, re-validate timing with Quartus timing analysis since faster parts do not always improve hold-time margins.
Información de cumplimiento
EPM3512AQC20810N compliance data not in verified sources; check Altera/Intel product page for current RoHS/REACH status. Part is NRND status as of 2026-09-12, not AEC-Q100 qualified for automotive.