EPM3064ALI44-10N - MAX 3000A CPLD 64-Macrocell 44-PLCC | Altera
MPN: EPM3064ALI44-10N ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $14.5 | $14.50 |
| 10 | $12.85 | $128.50 |
| 100 | $10.95 | $1,095.00 |
| 500 | $9.2 | $4,600.00 |
| 1,000 | $7.8 | $7,800.00 |
Drop-in alternatives for EPM3064ALI44-10N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
EPM3064ALC44-10N
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View Datasheet →EPM3064ALC44-10
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View Datasheet →EPM3064ALC44-4N
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View Datasheet →EPM3064ALC44-4
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View Datasheet →EPM3064ATC44-10N
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View Datasheet →EPM3064ALI44-10N Maximum Ratings & Electrical Characteristics
| Series | MAX 3000A |
| Programmable Type | In System Programmable (ISP) |
| Number of Macrocells | 64 |
| Number of I/O | 34 |
| Logic Gates | 1250 gates |
| Number of Logic Elements/Blocks | 4 LABs |
| Propagation Delay (tPD) | 10 ns (speed grade -10) |
| Counter Frequency | up to 227.3 MHz |
| Supply Voltage - Core | 3.3 V |
| I/O Logic Level Support | 5.0 V / 3.3 V / 2.5 V (MultiVolt) |
| Programming Interface | IEEE Std. 1149.1 JTAG |
| Operating Temperature | -40 C to +85 C (Industrial) |
| Package | 44-pin PLCC (J-Lead) |
| Mounting Type | Surface Mount (socketable PLCC) |
| Lead Free / RoHS Status | Lead Free, RoHS Compliant |
| Hot-Socketing Support | Yes |
| Configuration Memory | CMOS EEPROM (non-volatile) |
EPM3064ALI44-10N 44-pin plcc (j-lead) Pin Configuration Guide
Complete pinout information for EPM3064ALI44-10N (44-pin plcc (j-lead) 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 EPM3064ALI44-10N.
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
EPM3064ALI44-10N is suitable for 6 applications: PCI Bus Interface Glue Logic, Industrial I/O Expansion & Address Decoding, Power-Up / Power-Down Sequencing Logic, Legacy Telecom Backplane Glue Logic, Board-Level Signal Conditioning, Factory Automation State-Machine Replacement.
PCI Bus Interface Glue Logic
The EPM3064ALI44-10N is well suited to legacy PCI Local Bus Specification Revision 2.2 interface glue logic. Its -10 speed grade (10 ns tPD) is one of five speed grades certified by Altera for PCI SIG 2.2 timing compliance, providing deterministic logic delays required for address decoding, command interpretation, and interrupt arbitration between a host CPU and PCI peripherals. The 64 macrocells can absorb typical board-level glue including REQ/GNT steering, IDSEL decoding, and bus-arbitration state machines, while the 34 user I/Os easily fan out to multiple PCI slots. The 3.3-V core with 5.0-V tolerant MultiVolt I/O connects directly to PCI bus signals without external level shifters. Compared to discrete 74-series logic, one CPLD replaces 5-10 SSI/MSI packages, reducing board area and BOM cost.
Recommended
Industrial I/O Expansion & Address Decoding
The EPM3064ALI44-10N operates across the full -40 C to +85 C industrial temperature range, making it a reliable choice for I/O expansion and address decoding in industrial controllers. With 64 macrocells the device can decode a 16- or 24-bit address bus and generate up to 16 chip-select signals with deterministic propagation delays that match the memory-access timing of MCUs and DSPs. The on-chip CMOS EEPROM configuration memory retains the design across power cycles, eliminating external boot PROMs and reducing board complexity. MultiVolt I/O lets a single CPLD bridge a 5-V industrial bus to a 3.3-V MCU without level-shifters. Hot-socketing support is valuable in backplane-based industrial systems where the CPLD may be inserted into a powered card cage without damaging the device or disturbing existing traffic.
Recommended
Power-Up / Power-Down Sequencing Logic
The EPM3064ALI44-10N delivers deterministic timing and instant-on non-volatile configuration, making it ideal for power-rail sequencing in multi-rail systems. A single 64-macrocell CPLD can monitor 4-6 PGOOD signals from upstream DC/DC converters and generate staggered enable signals to downstream regulators, ensuring that processors, FPGAs, and DDR memories come up in the correct order. The 10 ns pin-to-pin delay of the -10 speed grade is fast enough to enforce sub-microsecond inter-rail delay requirements, while the 34 user I/Os can sequence 8-12 rails independently. The MultiVolt I/O allows direct interface to 5-V, 3.3-V, and 2.5-V PGOOD signals from mixed-rail systems. EEPROM-based configuration means the sequencing design is live even before the system MCU boots, eliminating the boot-glitch window common with firmware-controlled sequencing.
Recommended
Legacy Telecom Backplane Glue Logic
The EPM3064ALI44-10N has long been deployed in telecom backplane glue logic where deterministic timing, low power, and field-replaceable packaging matter. The PLCC-44 socketable form factor allows field replacement without de-soldering, a major reliability advantage in long-life telecom systems. With 64 macrocells the device implements bus isolation, parity generation/checking, and shelf-management logic typical of NEBS-compliant telecom shelves. The 5.0-V tolerant MultiVolt I/O bridges legacy 5-V bus architectures to modern 3.3-V management controllers, while 3.3-V core consumption keeps the device within telecom thermal envelopes. Hot-socketing support means the CPLD can be inserted into a live shelf without damaging upstream transceivers, and the JTAG ISP port enables in-service firmware updates over the management bus.
Recommended
Board-Level Signal Conditioning
The EPM3064ALI44-10N can implement bus-width conversion, parity, encoding/decoding, and signal-retiming functions for board-level signal conditioning. With 34 user I/Os and 64 macrocells the device is large enough to manage parallel-to-serial muxing, clock-domain crossing, and elastic buffering between mismatched buses. The 10 ns tPD combined with 227.3 MHz counter frequency makes the device suitable for sub-50 MHz signal processing such as legacy VME, Multibus, or proprietary backplane protocols. MultiVolt I/O allows direct translation between 5.0-V legacy logic and 3.3-V/2.5-V modern logic on the same board. Compared to discrete gates or smaller PLDs, one EPM3064A replaces an entire signal-conditioning island and is re-programmable for variant boards without BOM changes.
Recommended
Factory Automation State-Machine Replacement
The EPM3064ALI44-10N replaces discrete state machines built from 74-series TTL in factory automation controllers, where deterministic timing and field-upgradability are critical. The 64 macrocells can implement complex Moore/Mealy controllers for conveyor sequencing, pick-and-place timing, or PLC ladder replacement. The industrial -40 C to +85 C operating range and MultiVolt 5-V tolerance allow direct interface to legacy 24-V-to-5-V industrial sensor buses via opto-isolated front-ends. EEPROM-based non-volatile configuration ensures the controller resumes the correct state after power-cycle events, and the JTAG ISP port allows firmware updates during scheduled maintenance windows. Compared to a micro-controller-based implementation, the CPLD provides sub-microsecond deterministic response times that are immune to interrupt latency or firmware bugs.
Recommended
Recommended Products Summary
Engineering reference data for EPM3064ALI44-10N — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM3064ALC44-10N | EPM3064ALC44-10 | EPM3064ALC44-4N | EPM3064ATC44-10N |
|---|---|---|---|---|---|
| Brand | Altera (now Intel PSG) | Altera | Altera | Altera | Altera |
| Package | 44-pin PLCC | 44-pin PLCC - same | 44-pin PLCC - same | 44-pin PLCC - same | 44-pin PLCC (TQFP-44 equivalent) |
| Macrocells | 64 | 64 | 64 | 64 | 64 |
| Speed Grade | -10 (10 ns tPD) | -10 (10 ns tPD) | -10 (10 ns tPD) | -4 (4 ns tPD, faster) | -10 (10 ns tPD) |
| I/O Logic Level | 5.0/3.3/2.5 V MultiVolt | 5.0/3.3/2.5 V MultiVolt | 5.0/3.3/2.5 V MultiVolt | 5.0/3.3/2.5 V MultiVolt | 5.0/3.3/2.5 V MultiVolt |
| Lead-Free / RoHS | Yes (N suffix) | No (non-RoHS finish) | No (non-RoHS finish) | No (non-RoHS finish) | Yes (RoHS) |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
| Programming Interface | JTAG (IEEE 1149.1) | JTAG (IEEE 1149.1) | JTAG (IEEE 1149.1) | JTAG (IEEE 1149.1) | JTAG (IEEE 1149.1) |
Key Differentiators
- Lead-free / RoHS-compliant PLCC-44 finish (vs EPM3064ALC44-10N)
- -10 speed grade (10 ns tPD) for cost-optimized designs (vs EPM3064ALC44-4N)
- PLCC-44 socketable package for field replacement (vs EPM3064ATC44-10N)
Design Notes
The EPM3064ALI44-10N requires two power rails: VCCINT = 3.3 V for the core and EEPROM configuration memory, and VCCIO (one or two banks) for the I/O drivers. Both rails must ramp together within the datasheet-specified tRAMP (typically 50 ms max) for proper configuration; otherwise the device enters an indeterminate state. Decoupling: place 0.1 uF ceramic capacitors close to each VCC and GND pair, and add a 10 uF bulk capacitor on the 3.3-V rail near the PLCC socket. Hot-socketing support means I/O pins remain tri-stated during VCC ramp, but the 3.3-V core must reach its minimum operating voltage before the device drives the bus.
Common pitfalls when migrating to EPM3064ALI44-10N: (1) Mistaking the 'L' suffix for 'lead-free' across all CPLD families - it is consistent for MAX 3000A but verify before cross-family migration. (2) Confusing EPM3064A (5.0V tolerant I/O) with EPM7064AE or MAX II EPM240 (different I/O banks and I/O standards). (3) Assuming the JTAG chain ordering is automatic - chain must be specified in Quartus II device-order file for ISP. (4) Forgetting to program the JTAG USERCODE register for board-revision tracking. (5) Using the wrong device library symbol - Quartus II supports MAX 3000A legacy libraries but the modern MAX II/MAX V libraries are not drop-in compatible.
PLCC-44 socket selection: use a quality through-hole PLCC-44 socket (e.g., 3M Textool or equivalent) with a minimum 0.1 inch pin pitch to ensure reliable field-replacement. For SMT-only designs, migrate to EPM3064ATC44-10N (TQFP-44) on the same logic capacity, but verify the PCB land pattern because PLCC and TQFP pin numbering differ (PLCC-44 pin 1 is at top-left of socket, TQFP-44 pin 1 is at top-left of package body). Maintain 4-layer PCB stackup with continuous ground plane under the CPLD for signal-integrity and EMI - the 227.3 MHz internal counter frequency creates harmonics that benefit from a clean ground reference.
Compliance Information
Lead-free and RoHS compliant per Altera product page (Digchip confirms Lead Free Status: Lead Free, RoHS Status: RoHS Compliant). Lifecycle status NRND (Not Recommended for New Designs) per Intel/Altera - check latest distributor notices for new-buy availability.
