EPM3512AQC208-10 - MAX 3000A CPLD, 512 Macros, 172 IOs, 208-PQFP
MPN: EPM3512AQC20810 ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $25.5 | $25.50 |
| 10 | $23 | $230.00 |
| 100 | $20.5 | $2,050.00 |
| 500 | $18.25 | $9,125.00 |
| 1,000 | $16.8 | $16,800.00 |
Drop-in alternatives for EPM3512AQC20810 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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EPM3512AQC208-10N
✅ Drop-In✓ In Stock
$42.8 / Unit
View Datasheet →EPM3512AQC208-7N
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View Datasheet →EPM3512AQC208-15N
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View Datasheet →EPM3256AQC208-10N
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View Datasheet →EPM3512AQC208-10S
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View Datasheet →EPM3128ATC100-10N
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View Datasheet →EPM3512AQC20810 Maximum Ratings & Electrical Characteristics
| Family | MAX 3000A |
| Logic Type | CPLD (EEPROM-based, non-volatile) |
| Macro Cells | 512 |
| User I/Os | 172 |
| Logic Array Blocks (LABs) | 16 |
| Usable Gates (equivalent) | 10000 |
| Package | 208-pin PQFP (PQ208) |
| Speed Grade | -10 (tPD = 10 ns) |
| Propagation Delay (tPD) | 10 ns |
| Maximum Internal Frequency | 132 MHz |
| Core Supply Voltage (VCCINT) | 3.3 V |
| I/O Supply Voltage (VCCIO) | 3.3 V |
| In-System Programmability | Yes (IEEE 1149.1 JTAG, 3.3 V ISP) |
| PCI Compliance | PCI Local Bus Specification Revision 2.2 compliant |
| Operating Temperature (commercial) | 0 °C to +70 °C |
| Process Technology | 0.30 µm CMOS EEPROM |
| Configuration Memory | On-chip EEPROM, non-volatile, 100+ cycles, 10+ year retention |
EPM3512AQC20810 208-pin pqfp (pq208) Pin Configuration Guide
Complete pinout information for EPM3512AQC20810 (208-pin pqfp (pq208) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for EPM3512AQC20810.
Refer to the datasheet for full pin configuration.
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
EPM3512AQC20810 is suitable for 6 applications: PCI Bus Interface and Address Decoding, Microprocessor Glue Logic Consolidation, Industrial Control and Factory Automation, Legacy ASIC Replacement and Logic Integration, Telecommunications Backplane and Bus Bridging, Test and Measurement Equipment.
PCI Bus Interface and Address Decoding
The EPM3512AQC208-10's -10 speed grade (10 ns tPD, 132 MHz fMAX) is explicitly certified by Altera as compliant with the PCI Local Bus Specification Revision 2.2, making it ideal for PCI target/master interface logic, address decoding, and command/byte-enable generation. With 172 user I/Os, a single EPM3512A can decode the full 32-bit PCI address bus and generate chip selects for multiple peripherals. The 512 macro cells comfortably accommodate PCI state machines, parity logic, and interrupt controllers. Compared with discrete 74-series decoders, the CPLD consolidates tens of TTL packages into one device, reducing board area, improving signal integrity, and simplifying revision via in-system JTAG programming — a major advantage in legacy industrial-PCI designs.
Recommended
Microprocessor Glue Logic Consolidation
The EPM3512AQC208-10 is widely used to replace discrete 74HC/74F-series TTL glue logic in microprocessor designs — address decoding, chip-select generation, wait-state insertion, and bus arbitration. With 512 macro cells and 172 I/Os, it can replace 20-30 discrete logic packages per board, dramatically reducing PCB area, BOM count, and assembly cost. The 3.3 V core with 5 V tolerant I/Os allows direct interface to 5 V microprocessors, while the EEPROM-based non-volatile configuration provides instant-on operation with no boot time. The 208-pin PQFP gives enough I/Os to handle 32-bit address plus 32-bit data buses plus control signals in a single device, and the JTAG interface simplifies board test and field upgrades.
Recommended
Industrial Control and Factory Automation
The EPM3512AQC208-10 is well-suited to industrial-control applications — PLC I/O expansion, motor-control interfaces, sensor multiplexing, and legacy fieldbus bridging. Its 172 user I/Os can directly drive dozens of opto-isolated inputs and outputs, while the 512 macro cells handle state machines for sequencing, fault detection, and protocol conversion. The non-volatile EEPROM configuration provides instant-on deterministic behavior critical to safety interlocks, and the 0-70 °C commercial temperature range covers most factory-floor enclosures. Although now EOL, the part remains in service across thousands of legacy industrial installations where redesign cost is prohibitive. JTAG-based in-system programmability enables field firmware updates without removing the board from the chassis.
Recommended
Legacy ASIC Replacement and Logic Integration
The EPM3512AQC208-10 is a classic choice for replacing obsolete gate-array ASICs and consolidating scattered discrete logic into a single programmable device. With approximately 10,000 usable gates and 512 macro cells, it can integrate what previously required a small ASIC plus 10-20 SSI/MSI packages. The 208-pin PQFP footprint exposes 172 I/Os — sufficient for most replacement designs. The EEPROM-based configuration means prototypes can ship the day the design is verified, then iterate via JTAG without respinning boards. Altera's Quartus II design environment (legacy, free) supports the device, and third-party simulation libraries remain available. This application is particularly valuable for sustaining production of legacy equipment with no forward-compatible ASIC alternative.
Recommended
Telecommunications Backplane and Bus Bridging
The EPM3512AQC208-10 is used in telecom backplanes for bus bridging between legacy buses (PCI, VME, ISA) and modern processors, as well as for clock distribution, frame synchronization, and line-interface control. The 172 I/Os handle wide parallel buses plus control and status signals, while the 512 macro cells implement protocol conversion state machines. The 10 ns tPD of the -10 speed grade is fast enough for most telecom control-plane timing, and the JTAG interface simplifies board-level test in high-density backplane designs. Despite EOL status, the device remains in service across deployed telecom infrastructure where reliability and deterministic timing outweigh the benefit of migrating to newer FPGAs. The MAX 3000A's instant-on non-volatile configuration is critical for systems that must boot without external configuration devices.
Recommended
Test and Measurement Equipment
The EPM3512AQC208-10 fits naturally into test-and-measurement instruments — logic analyzers, protocol exercisers, switch-matrix controllers, and custom ATE fixtures — where deterministic timing and instant-on behavior are required. The 172 I/Os drive dozens of test points simultaneously, while the 512 macro cells handle pattern generation, response comparison, and trigger sequencing. The JTAG interface enables boundary-scan test integration for PCB verification. The non-volatile EEPROM configuration ensures the instrument boots to a known state without depending on external configuration devices — important in safety-critical test setups. Although the part is EOL, it remains specified in legacy test equipment documentation, and the same MAX 3000A family is broadly available on the secondary market for repair and refurbishment of deployed instruments.
Recommended
Recommended Products Summary
Engineering reference data for EPM3512AQC20810 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM3512AQC208-10N | EPM3512AQC208-7N | EPM3512AQC208-15N | EPM3256AQC208-10N | EPM3512AQC208-10S |
|---|---|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | PQFP-208 (PQ208, 0.5 mm pitch) | PQFP-208 (PQ208, 0.5 mm pitch) - same | PQFP-208 (PQ208, 0.5 mm pitch) - same | PQFP-208 (PQ208, 0.5 mm pitch) - same | PQFP-208 (PQ208, 0.5 mm pitch) - same | PQFP-208 (PQ208, 0.5 mm pitch) - same |
| Macro Cells | 512 | 512 | 512 | 512 | 256 (-50%) | 512 |
| User I/Os | 172 | 172 | 172 | 172 | 172 | 172 |
| Speed Grade (tPD) | -10 (10 ns) | -10 (10 ns) | -7 (7 ns, faster) | -15 (15 ns, slower) | -10 (10 ns) | -10 (10 ns) |
| Core Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| RoHS Compliance | [DATA_NEEDED: RoHS status] | Yes (lead-free) | Yes (lead-free) | Yes (lead-free) | Yes (lead-free) | Yes (lead-free) |
| Lifecycle Status | Obsolete / EOL | Obsolete / EOL | Obsolete / EOL | Obsolete / EOL | Obsolete / EOL | Obsolete / EOL |
Key Differentiators
- Highest-density MAX 3000A member in PQFP-208 (vs EPM3256AQC208-10N)
- Instant-on non-volatile configuration (vs MAX II EPM240T100C5N)
- PCI Local Bus 2.2 certified timing (vs EPM3064ATC100-10)
Design Notes
The 208-pin PQFP (PQ208) uses 0.5 mm pitch leads on a 28 mm × 28 mm body. Route all signals on inner layers with via-in-pad or short dog-bone fan-outs; escape traces from inner-lead rows under the package body. Per the Altera MAX 3000A datasheet, place 100 nF decoupling capacitors as close as possible to every VCCINT/VCCIO pin pair, and add a single 10 µF bulk capacitor near the supply entry. Use a 4-layer PCB with dedicated ground and power planes to meet the 132 MHz internal fMAX with clean signal integrity.
Do not confuse the EPM3512AQC208-10 (commercial, 0-70 °C) with the EPM3512AQI208-10 (industrial, -40 to +85 °C) — they share the same die but different temperature grades. Do not exceed 3.6 V on VCCINT or VCCIO — over-voltage permanently damages the EEPROM cells. When programming via JTAG, ensure the TCK frequency does not exceed 10 MHz per the IEEE 1149.1 spec for MAX 3000A. Verify the JTAG chain order (TCK → TMS → TDI → TDO) before in-system programming to avoid contention with other JTAG devices on the chain.
For PCI-compliant designs using the EPM3512AQC208-10, observe the 10 ns tPD timing budget across the full board: signal trace length should not exceed 25 mm on the PCI bus segment, and the bus must be terminated per the PCI Local Bus Specification Revision 2.2. Place the CPLD adjacent to the PCI connector with matched-length clock traces. Use the global clock pins (GCLK1-GCLK3) for all PCI clock inputs; do not route clocks through regular I/O pins, which adds 2-4 ns skew and breaks PCI timing.
Compliance Information
RoHS compliance not stated in provided Verified Web Data — original EPM3512AQC208-10 datasheet does not explicitly declare RoHS status; lead-free N-suffix variants (EPM3512AQC208-10N) are RoHS-compliant per Altera part numbering convention. AEC-Q100 not applicable (CPLD not automotive-qualified). Conflict-mineral and REACH status unknown from provided data.
