EPM3512ATC144-10 - MAX 3000A CPLD, 512 Macrocells, 144-TQFP | Intel
MPN: EPM3512ATC144-10 ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.75 | $167.50 |
| 100 | $14.95 | $1,495.00 |
| 500 | $12.8 | $6,400.00 |
| 1,000 | $11.25 | $11,250.00 |
Drop-in alternatives for EPM3512ATC144-10 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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EPM3512ATC144-10N
✅ Drop-In✓ In Stock
$18.75 / Unit
View Datasheet →EPM3512ATC144-7
✅ Drop-In📋 Reference alternative (not in catalog)
EPM3512ATC144-7N
✅ Drop-In📋 Reference alternative (not in catalog)
EPM3512ATC144-10 Maximum Ratings & Electrical Characteristics
| Family | MAX 3000A |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Macrocells | 512 |
| Logic Array Blocks (LABs) | 16 (32 macrocells each) |
| Usable Gates | 10,000 |
| Maximum User I/O | 212 (212 device-max; 114 in 144-pin TQFP) |
| Pin-to-Pin Logic Delay (tPD) | 10 ns |
| Setup Time (tSU) | 7.0 ns |
| Clock-to-Output (tCO) | 6.5 ns |
| Maximum Operating Frequency | 116.0 MHz |
| Supply Voltage (Core) | 3.3 V |
| MultiVolt I/O Voltages | 2.5 V / 3.3 V / 5.0 V |
| Programming Interface | JTAG (IEEE Std. 1149.1) ISP |
| Operating Temperature | -40C to +85C (industrial) |
| Package | TQFP-144 (14x14 mm) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant (lead-free) |
EPM3512ATC144-10 tqfp-144 (14x14 mm) Pin Configuration Guide
Complete pinout information for EPM3512ATC144-10 (tqfp-144 (14x14 mm) 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 EPM3512ATC144-10.
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
EPM3512ATC144-10 is suitable for 6 applications: Microprocessor Address Decoding & Glue Logic, Industrial Motor Control Timing & I/O Expansion, Telecom & Embedded Bus Interface Bridging, Display & Keyboard Scan Controllers, Legacy PCI/ISA Bus Bridge Cards, Test & Measurement Front-End Logic.
Microprocessor Address Decoding & Glue Logic
The EPM3512ATC144-10's 512 macrocells and 10 ns tPD make it ideal for address decoding and glue-logic tasks that sit between a microprocessor/microcontroller and its peripherals. With 114 usable I/Os in the TQFP-144 package, it can fan out to multiple chip-select lines, decode 24-bit addresses, and provide deterministic-latency bank-switch control that discrete 74-series glue logic cannot match in board area. The MultiVolt I/O (2.5 V/3.3 V/5.0 V) lets one CPLD interface 5 V peripherals and 3.3 V MCUs without external level shifters. Designers typically instantiate the address decoder plus 1-2 state machines for handshaking within the 512 macrocell budget, with margin for ISR vector decoding or wait-state generation. Predictable timing means firmware can rely on fixed peripheral-access latency regardless of code path.
Recommended
Industrial Motor Control Timing & I/O Expansion
In industrial motor-control boards, the EPM3512ATC144-10 delivers the deterministic timing that PWM generation and quadrature-encoder decoding demand. The -10 speed grade's 116 MHz fMAX easily handles 50 kHz PWM rates with substantial timing margin, while each macrocell's flip-flop can be configured as D, T, JK, or SR to implement state machines for commutation sequencing. Industrial-grade -40C to +85C operation matches the temperature envelope of factory-floor electronics. Its 114 I/Os support direct connection to optocoupler-isolated gate drivers, Hall-effect sensors, and resolver excitation circuits, replacing multiple discrete timers with one programmable device. JTAG ISP enables in-field firmware updates without removing the controller from the cabinet, a critical advantage for serviceability.
Recommended
Telecom & Embedded Bus Interface Bridging
The EPM3512ATC144-10 is widely used to bridge legacy parallel buses (ISA, PCI, EISA) to modern memory-mapped peripherals in telecom and embedded systems. Its 16 LABs and continuous Programmable Interconnect Array provide full crossbar connectivity with no routing bottlenecks, which is essential when bridging asynchronous bus domains. The MultiVolt I/O supports direct connection to 5 V PCI/ISA buses and 3.3 V local ASICs on the same board. 512 macrocells comfortably absorb full 16-bit to 32-bit bus multiplexers, address latches, and chip-select decoding logic. The non-volatile EEPROM-based configuration means the bus bridge powers up in a known state within microseconds - critical for systems where the CPU depends on the CPLD to release bus-hold signals during reset.
Recommended
Display & Keyboard Scan Controllers
LCD character display controllers, matrix-keyboard scanners, and 7-segment/LED multiplexed display drivers are classic applications for the EPM3512ATC144-10. With 512 macrocells, the CPLD can implement a complete keyboard-scan engine (typically 8x8 matrix with debounce), a 4- to 8-digit LED multiplexer, and a character-LCD interface controller in one device. The 116 MHz fMAX and 10 ns tPD comfortably handle matrix-scan periods of a few microseconds. MultiVolt I/O supports direct connection to 5 V character LCDs and 3.3 V MCUs. The deterministic per-macrocell flip-flop clocking ensures ghost-free key detection, while the JTAG ISP interface enables remote firmware updates for kiosks, POS terminals, and instrument front panels.
Recommended
Legacy PCI/ISA Bus Bridge Cards
Industrial PCs and legacy telecom cards use the EPM3512ATC144-10 as a compact bridge between ISA-bus or PCI-bus slots and custom I/O ASICs. The 512 macrocells absorb full 24-bit address decoders, bus-multiplexed data transceivers, interrupt controllers, and wait-state generators. MultiVolt I/O allows direct connection to 5 V PCI/ISA bus slots while interfacing to 3.3 V local peripherals. The TQFP-144 package is widely accepted in legacy through-hole and surface-mount card designs. The non-volatile configuration boots the bridge in a known state before the BIOS enumerates PnP resources, a critical requirement for legacy systems without plug-and-play support.
Recommended
Test & Measurement Front-End Logic
Bench instruments and ATE (Automatic Test Equipment) front-ends use the EPM3512ATC144-10 for precision timing, channel multiplexing, and range-switching control. The 10 ns tPD and 116 MHz fMAX support high-speed range relays and multiplexer switches in scopes, DMMs, and logic analyzers. 114 user I/Os in TQFP-144 can drive dozens of reed relays, MUX gates, and attenuator networks. Each macrocell's programmable flip-flop can be configured as D, T, JK, or SR for sequencing complex measurement sequences. JTAG ISP allows field upgrade of test sequences and calibration tables without disassembling the instrument, a major serviceability advantage for production-line ATE.
Recommended
Recommended Products Summary
Engineering reference data for EPM3512ATC144-10 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM3512ATC144-10N | EPM3512ATC144-7 | EPM3512ATC144-7N |
|---|---|---|---|---|
| Brand | Intel | Intel | Intel | Intel |
| Package | TQFP-144 | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Family | MAX 3000A | MAX 3000A - same | MAX 3000A - same | MAX 3000A - same |
| Macrocells | 512 | 512 | 512 | 512 |
| Speed Grade (tPD) | 10 ns | 10 ns | 7 ns (faster) | 7 ns (faster) |
| Usable I/O (TQFP-144) | 114 | 114 | 114 | 114 |
| Supply Voltage | 3.3 V core / 2.5-5.0 V I/O | 3.3 V core / 2.5-5.0 V I/O | 3.3 V core / 2.5-5.0 V I/O | 3.3 V core / 2.5-5.0 V I/O |
| RoHS / Lead-Free | RoHS compliant (lead-free) | RoHS / lead-free (-N suffix) | RoHS compliant | RoHS / lead-free (-N suffix) |
Key Differentiators
- Faster speed grade available in the same footprint (vs EPM3512ATC144-7)
- Lead-free RoHS -N suffix variant for global compliance (vs EPM3512ATC144-10N)
- MultiVolt I/O supports 2.5/3.3/5.0 V mixing on one device (vs MAX II CPLD family)
Design Notes
Reserve the JTAG pins (TCK, TMS, TDI, TDO) and the dedicated global signals (INPUT/GCLK1/GCLK2/GOE1/GOE2/CLR) up-front in the pin planner. These pins are NOT general-purpose user I/O and cannot be reassigned - ignoring them on a first-pass schematic is the most common MAX 3000A design error. Failing to allocate them early forces a full Quartus recompile and PCB respin. Always verify the chosen package variant in the Pin-Out File before committing the BOM.
The MAX 3000A core is a single 3.3 V supply, but each I/O bank can be powered at 2.5 V, 3.3 V, or 5.0 V independently (MultiVolt architecture). To bridge 5 V peripherals and 3.3 V ASICs without level translators, route each bank to its own supply rail and add a 0.1 uF decoupling cap within 5 mm of each VCCIO pin. A bulk 10-100 uF tantalum on each VCCIO bank is recommended when driving long cables or backplanes.
The MAX 3000A I/O pins use slow edge rates by design to reduce EMI. When driving fast signals (>50 MHz) into 50 ohm transmission lines, add a 22-33 ohm series damping resistor at the CPLD output to limit overshoot. For buses longer than 10 cm, route source-terminated; for backplane designs, place a 100 ohm differential clamp at the receiver. The 10 ns tPD of the -10 grade means setup/hold margins are tight at 100 MHz+ - always run Quartus timing analysis across all corners.
The TQFP-144 package has 0.5 mm pitch with a 14x14 mm body. Use a 4-layer PCB with a continuous ground plane under the CPLD for thermal and EMI reasons. Place bypass caps (0.1 uF + 10 uF) on every VCC and VCCIO pin within 1-2 mm of the package. Route all JTAG signals together with a 10K pull-up on TCK/TMS/TDI as recommended by the IEEE 1149.1 standard; this avoids noise-induced ISP failures during in-field updates.
Compliance Information
RoHS compliant per Intel/legacy Altera MAX 3000A datasheet. -10N suffix confirms lead-free reflow compatibility. Not AEC-Q100 qualified (commercial/industrial grade CPLD).
