EPM5032LC-15 - MAX 5000 CPLD, 32 Macro Cells, 83.3 MHz | Altera
MPN: EPM5032LC-15 β End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $15.75 | $157.50 |
| 100 | $12.4 | $1,240.00 |
| 500 | $9.85 | $4,925.00 |
| 1,000 | $8.2 | $8,200.00 |
Drop-in alternatives for EPM5032LC-15 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
EPM5032DC-15
β Drop-Inβ In Stock
$9.95 / Unit
View Datasheet βEPM5032DM/883B
β Drop-Inβ In Stock
$89 / Unit
View Datasheet βEPM5032JC-20
β Drop-Inβ In Stock
$9.75 / Unit
View Datasheet βEPM5064LC-15
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
EPM5016LC-17
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$10.95 / Unit
View Datasheet βEPM5032LC-15 Maximum Ratings & Electrical Characteristics
| Family | MAX 5000 EPLD |
| Architecture | PAL-type AND/OR with PIA |
| Usable Gates | 600 |
| Macrocells | 32 |
| Logic Array Blocks (LABs) | 4 |
| Dedicated Inputs | 7 |
| Bidirectional I/O Pins | 16 |
| Maximum Operating Frequency | 83.3 MHz |
| Pin-to-Pin Delay (tPD) | 15 ns |
| Supply Voltage (VCC) | 5 V (4.75 V to 5.25 V) |
| Technology | CMOS EPROM, 1.0 um process |
| Programmability | UV-Erasable / OTP |
| Package | JLCC-28 (windowed ceramic) |
| Operating Temperature | 0C to +70C (commercial) |
| RoHS Status | Non-compliant (contains Pb, ceramic-windowed package) |
EPM5032LC-15 Pin Configuration
| Pin 1 | I/O0 β Bidirectional I/O pin 0 |
| Pin 2 | I/O1 β Bidirectional I/O pin 1 |
| Pin 3 | I/O2 β Bidirectional I/O pin 2 |
| Pin 4 | I/O3 β Bidirectional I/O pin 3 |
| Pin 5 | GND β Ground |
| Pin 6 | I/O4 β Bidirectional I/O pin 4 |
| Pin 7 | I/O5 β Bidirectional I/O pin 5 |
| Pin 8 | I/O6 β Bidirectional I/O pin 6 |
| Pin 9 | I/O7 β Bidirectional I/O pin 7 |
| Pin 10 | I1 β Dedicated input 1 |
| Pin 11 | I2 β Dedicated input 2 |
| Pin 12 | I3 β Dedicated input 3 |
| Pin 13 | CLK β Dedicated global clock input |
| Pin 14 | CLR β Dedicated asynchronous clear input |
| Pin 15 | I4 β Dedicated input 4 |
| Pin 16 | I5 β Dedicated input 5 |
| Pin 17 | I6 β Dedicated input 6 |
| Pin 18 | I7 β Dedicated input 7 |
| Pin 19 | I/O8 β Bidirectional I/O pin 8 |
| Pin 20 | I/O9 β Bidirectional I/O pin 9 |
| Pin 21 | I/O10 β Bidirectional I/O pin 10 |
| Pin 22 | VCC β 5 V power supply |
| Pin 23 | I/O11 β Bidirectional I/O pin 11 |
| Pin 24 | I/O12 β Bidirectional I/O pin 12 |
| Pin 25 | I/O13 β Bidirectional I/O pin 13 |
| Pin 26 | I/O14 β Bidirectional I/O pin 14 |
| Pin 27 | I/O15 β Bidirectional I/O pin 15 |
| Pin 28 | PRG/EN β Program/Enable control |
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
EPM5032LC-15 is suitable for 6 applications: Microprocessor Address Decoding, Legacy 5 V Bus Arbitration Logic, State-Machine Replacement in Industrial Controllers, Board-Level Glue-Logic Consolidation, Telecom Backplane Timing and Synchronization, Military and Aerospace Legacy Retrofits.
Microprocessor Address Decoding
The EPM5032LC-15 is ideally suited for 5 V microprocessor address decoding where it can replace 4 to 8 MSI decoder packages (74LS138/139/154) with a single instant-on device. With 32 macrocells and 16 I/O pins, the device can implement a full 24-bit address decoder plus chip-select gating for up to 16 peripheral banks with 15 ns propagation delay, well within the hold-time margins of 8086, 68000, and V40 designs. The on-chip EPROM eliminates boot-PROM latency, and the JLCC-28 ceramic package provides stable operation across the 0C to +70C commercial range. Designers should reserve 2 macrocells for an address-strobe qualifier and use the dedicated clock input for synchronous WAIT-state insertion.
Recommended
Legacy 5 V Bus Arbitration Logic
The EPM5032LC-15 supports legacy VMEbus, ISA, and STD-bus arbitration in industrial control backplanes where 5 V supply rails are still mandated. Its 32 macrocells can implement dual-channel daisy-chain arbitration, bus timeout counters, and grant-logic state machines with one device replacing a full board of 74LS logic. The 7 dedicated inputs accept bus request lines and bus grant acknowledge signals directly, while the 16 bidirectional I/Os interface to data transceivers without external buffers. EPROM storage means the arbitration policy is loaded at factory programming and survives power cycling indefinitely, making it a reliable long-life solution for industrial control retrofits.
Recommended
State-Machine Replacement in Industrial Controllers
For PLCs and motor-drive controllers, the EPM5032LC-15 replaces discrete CMOS/TTL state machines with a single 28-pin device that consumes only 25 mA typical IOL per output. Each of the 32 macrocells provides a D flip-flop with asynchronous clear, programmable output polarity, and feedback to the central PIA, making Moore or Mealy state machines of up to 16 states straightforward to implement. The 83.3 MHz fMAX supports high-speed sequencing in servo-loop controllers and CNC machines. Ceramic packaging offers superior thermal performance and long-term reliability for continuous-operation industrial environments.
Recommended
Board-Level Glue-Logic Consolidation
The EPM5032LC-15 consolidates 20 to 30 SSI/MSI logic packages into one instant-on device, dramatically reducing PCB area and improving noise immunity in mixed-signal designs. Typical glue-logic patterns include shift-register chains, parity generators, FIFO flag logic, and interrupt controllers - all of which fit comfortably within 32 macrocells. The 16 bidirectional I/Os interface directly to 5 V CMOS and TTL buses without external pull-ups, and the 0.1 uF VCC decoupling requirement is straightforward to honor. Designers can prototype with the LC-windowed package for in-house UV erasure, then transition to the DC plastic OTP for production.
Recommended
Telecom Backplane Timing and Synchronization
The EPM5032LC-15 is well-suited for telecom T1/E1 backplane timing cards, where it generates frame pulses, multiframe markers, and alarm signals with deterministic 5 V behavior. The 83.3 MHz fMAX handles 8 kHz, 1.544 MHz, and 2.048 MHz reference frequencies with substantial timing margin, and the dedicated clock and clear inputs enable clean synchronous reset across all 32 flip-flops. The EPROM non-volatile configuration survives brownout and cold-start conditions without reloading, which is critical for telecom equipment requiring GR-48/CORE reliability. The ceramic-windowed JLCC package provides excellent long-term stability for central-office deployments.
Recommended
Military and Aerospace Legacy Retrofits
The EPM5032LC-15 (and its MIL-STD-883 sibling EPM5032DM/883B) is widely used in military and aerospace retrofits of older avionic and naval systems, where 5 V tolerance, instant-on EPROM behavior, and radiation-tolerant ceramic packaging are mandatory. The device has a long history in MIL-1553 databus interfaces, radar timing cards, and weapons-system controllers where BOM continuity and traceability are required for decades. The -55C to +125C operating range on the 883B version meets MIL-E-5400 environmental specifications. Designers should verify continued availability through authorized obsolete-stock distributors and consider migration to modern Rad-Hard MAX 7000RH or Microsemi antifuse devices for new programs.
Recommended
Recommended Products Summary
Engineering reference data for EPM5032LC-15 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM5032DC-15 | EPM5032DM/883B | EPM5032JC-20 | EPM5064LC-15 | EPM5016LC-17 |
|---|---|---|---|---|---|---|
| Package | JLCC-28 (windowed ceramic) | DIP-24 (ceramic) | DIP-24 (ceramic, 883B) | PLCC-28 | JLCC-28 (same) | JLCC-28 (same) |
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Macrocells | 32 | 32 | 32 | 32 | 64 | 16 |
| Usable Gates | 600 | 600 | 600 | 600 | 1200 | 300 |
| Pin-to-Pin Delay (tPD) | 15 ns | 15 ns | 15 ns | 20 ns | 15 ns | 17 ns |
| Maximum fMAX | 83.3 MHz | 83.3 MHz | 83.3 MHz | 62.5 MHz | 83.3 MHz | 71.4 MHz |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Operating Temperature | 0C to +70C (commercial) | 0C to +70C | -55C to +125C (military) | 0C to +70C | 0C to +70C | 0C to +70C |
| RoHS Compliance | Non-compliant (Pb ceramic) | Non-compliant | Non-compliant | Non-compliant | Non-compliant | Non-compliant |
Key Differentiators
- Instant-on non-volatile operation with zero configuration latency (vs EPM5032JC-20)
- UV-erasable ceramic-windowed package for prototyping and field updates (vs EPM5032DC-15)
- Military-grade 883B sibling available for harsh environments (vs EPM5032DM/883B)
Design Notes
The EPM5032LC-15 requires a single 5 V VCC supply with a tolerance of plus or minus 5 percent (4.75 V to 5.25 V). Decoupling must include a 0.1 uF ceramic capacitor placed within 5 mm of the VCC pin (pin 22) and a 10 uF bulk tantalum or aluminum electrolytic capacitor at the board supply entry point. Power sequencing is not required because the EPROM configuration is non-volatile; however, monotonic VCC rise is recommended to avoid latch-up. Estimated: IOL budget per output is 25 mA typical at 0.45 V VOL, so total ground-return current for 16 outputs simultaneously switching can reach 400 mA.
The ceramic JLCC-28 package provides superior thermal performance with theta-JA of approximately 45 C/W in still air. At 50 percent switching activity and 16 outputs loaded to 4 mA each, internal dissipation is about 250 mW, yielding a junction temperature rise of 11 C above ambient - well within the 150 C absolute maximum. Designers retrofitting into high-density boards should verify that the JLCC-28 lead frame keeps junction temperature below 100 C for the commercial 70 C ambient. Estimated: thermal dissipation derived from Icc vs. frequency curve in the MAX 5000 datasheet.
Route all 16 I/O traces with 50-ohm controlled impedance if any trace exceeds 25 mm. Keep input traces separated from clock traces by at least 3x trace width to minimize crosstalk into the dedicated clock input (pin 13). The ceramic-windowed JLCC package should be socketed in UV-erasable prototype builds so the device can be removed and reprogrammed; production builds should use the plastic DIP-24 EPM5032DC-15 for cost savings. Always include a clear silk-screen pin-1 marker near the JLCC chamfer corner.
Do not apply UV-C erase doses above 50 W-sec/cm^2 cumulative, as over-erasure can degrade EPROM cells and cause soft programming errors. When programming with the Altera MAX+PLUS II logic programmer, ensure the device identifier byte matches the 0x08 code for EPM5032 family; mismatches indicate a faulty socket or wrong device. Never insert a programmed EPM5032LC-15 into a live circuit with VCC applied to the PRG/EN pin (pin 28), as the program-enable logic can interfere with normal operation.
Compliance Information
Ceramic-windowed JLCC package uses lead-bearing Kovar leads and is NOT RoHS compliant per Intel/Altera material declaration. For RoHS-compliant equivalents migrate to plastic MAX 5000 (PC/JC suffix) or MAX 7000/MAX II families. MIL-STD-883B variant available as EPM5032DM/883B.
