EPM3032ALC-44-10N - MAX 3000A CPLD, 32MC, 10ns, 44-PLCC | Altera
MPN: EPM3032ALC-44-10N ⚠ آخرین فرصت خریدEPM3032ALC-44-10N نمای کلی
What is a CPLD? A Complex Programmable Logic Device (CPLD) is a non-volatile programmable logic device that sits in the system hierarchy between simple SPLDs (PALs/GALs) and high-density FPGAs. CPLDs use EEPROM or flash configuration cells, providing instant-on behavior without external boot memory, and they are well-suited to glue-logic, bus-interface, and state-machine replacement tasks. The MAX 3000A family is one of the longest-running CPLD architectures, valued for its deterministic timing, low power, and ease of ISP (in-system programming).
Key features of the EPM3032ALC-44-10N include 3.3 V core operation with the MultiVolt I/O interface, which allows I/O pins to interface with 5.0 V, 3.3 V, and 2.5 V logic levels without external level shifters. ISP conforms to IEEE Std. 1532 and is accessed via the built-in IEEE Std. 1149.1 (JTAG) interface. The device provides 4.5 ns tPD, a 10 ns tSU, and operates over the commercial 0C to +70C temperature range. Programming is performed through the JTAG chain using the Quartus II / MAX+PLUS II toolchain.
Architecturally, the EPM3032ALC-44-10N organizes its 32 macrocells into 2 Logic Array Blocks (LABs), each fed by a programmable interconnect array. Each macrocell contains a programmable AND/OR array with a configurable flip-flop that can operate in D, T, JK, or SR modes. The 3.3 V core is paired with a flexible I/O ring that supports per-pin voltage tolerance and PCI-compliant drive strengths in the A-grade variant.
Typical applications include bus-interface bridging, address decoding, glue logic for ASIC/FPGA designs, power-up sequencing controllers, and legacy 5V system integration. The PLCC-44 footprint also makes it attractive for industrial control boards and retrofits where through-hole or socketed programmable logic is preferred over fine-pitch BGAs. Compared with microcontrollers, the EPM3032A executes combinational decisions in a single 4.5 ns propagation delay, eliminating firmware overhead and the latency of interrupt-driven code.
When designing with this part, allocate JTAG pins (TDI, TDO, TMS, TCK) for in-system programming and boundary-scan test. Reserve the dedicated input pin GCLK1 for high-fanout global clock distribution, and use the GCLRn pin for asynchronous global clear. The PLCC socket allows easy firmware updates during prototyping; in production, choose the -10N speed grade (commercial 0C to +70C) or migrate to the -10I industrial grade for -40C to +85C operation.
This page synthesizes distributor pricing, verified drop-in alternatives from the MAX 3000A family, and practical JTAG/ISP design notes not found in the manufacturer datasheet, providing actionable engineering context for procurement and design engineers.
جایگزین‌های drop-in برای EPM3032ALC-44-10N — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای EPM3032ALC-44-10N (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Package, Mounting Type, Configuration Memory, In-System Programmability, Logic Gates.
EPM3032ATC44-10N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3032ALI44-10N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3032A-TC44-10N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3032A-TC44-10
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3032ALC-44-10N حداکثر مقادیر مجاز و مشخصات الکتریکی
| Family | MAX 3000A |
| Product Type | CPLD - Complex Programmable Logic Device |
| Macrocells | 32 |
| Logic Array Blocks (LABs) | 2 |
| User I/O Pins | 34 |
| Gates | 600 |
| Pin-to-Pin Logic Delay (tPD) | 4.5 ns |
| Counter Frequency (max) | 227.3 MHz |
| Speed Grade | -10 (10 ns) |
| Supply Voltage (Core) | 3.3 V |
| I/O Logic Compatibility | 5.0 V / 3.3 V / 2.5 V (MultiVolt) |
| Programming Interface | JTAG (IEEE Std. 1149.1) / ISP (IEEE Std. 1532) |
| Configuration Memory | EEPROM (non-volatile) |
| بسته‌بندی | 44-pin PLCC |
| دمای کاری | 0C to +70C (commercial, -N suffix) |
| نوع نصب | Surface Mount (PLCC socket compatible) |
پیکربندی پین EPM3032ALC-44-10N
| پین 1 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 2 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 3 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 4 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 5 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 6 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 7 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 8 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 9 | GND — Ground |
| پین 10 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 11 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 12 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 13 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 14 | TDI — JTAG Test Data In (IEEE 1149.1) |
| پین 15 | TMS — JTAG Test Mode Select (IEEE 1149.1) |
| پین 16 | VCC — 3.3 V core supply |
| پین 17 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 18 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 19 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 20 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 21 | GND — Ground |
| پین 22 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 23 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 24 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 25 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 26 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 27 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 28 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 29 | GCLK1 — Global clock input (dedicated) |
| پین 30 | GCLRn — Global clear (active low, dedicated) |
| پین 31 | OE1 — Output enable 1 (dedicated) |
| پین 32 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 33 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 34 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 35 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 36 | VCC — 3.3 V core supply |
| پین 37 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 38 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 39 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 40 | TCK — JTAG Test Clock (IEEE 1149.1) |
| پین 41 | TDO — JTAG Test Data Out (IEEE 1149.1) |
| پین 42 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 43 | I/O — General-purpose user I/O pin (macrocell I/O) |
| پین 44 | I/O — General-purpose user I/O pin (macrocell I/O) |
کاربردهای معمول
EPM3032ALC-44-10N مناسب است برای 7 کاربردs: Bus Address Decoding and Glue Logic, Industrial Control and Factory Automation, Legacy 5 V System Integration and Retrofit, Power-Up Sequencing and Reset Controllers, State Machine Replacement for ASIC Glue Logic, PCI Bus Interface and Add-In Card Logic, Communications Interface Bridging.
Bus Address Decoding and Glue Logic
The EPM3032ALC-44-10N is widely used as a fast address decoder and glue-logic consolidator in microprocessor and microcontroller systems. Its 4.5 ns pin-to-pin logic delay and 32 macrocells (organized in 2 LABs) allow multiple chip-select signals to be generated in parallel within a single 10 ns clock cycle, replacing 3-5 discrete 74LS/74HC TTL gates. With 34 user I/O pins and 5.0 V-tolerant MultiVolt I/O, it bridges legacy 5 V peripheral buses to 3.3 V processors without external level shifters. JTAG-based ISP enables post-assembly board reprogramming for late-stage design changes.
پیشنهادی
Industrial Control and Factory Automation
In industrial PLC I/O expansion and motor-control boards, the EPM3032ALC-44-10N's instant-on EEPROM-based architecture eliminates boot delays and provides deterministic response to safety-critical interrupts. Its 34 I/O pins can be split between digital inputs (sensors, limit switches) and outputs (relay drivers, opto-isolators) with custom logic implemented in VHDL or schematic capture. The PLCC-44 socket form factor simplifies field replacement. For harsher -40C to +85C environments, swap to the EPM3032ALI44-10N, a pin-compatible industrial-temperature variant.
پیشنهادی
Legacy 5 V System Integration and Retrofit
The EPM3032ALC-44-10N's MultiVolt I/O interface tolerates 5.0 V, 3.3 V, and 2.5 V signals on every pin, making it a natural choice for retrofitting programmable logic into legacy 5 V ISA, VME, or parallel-bus systems. Its 600-gate capacity fits the typical bus-interface adapter footprint - registers, FIFOs, interrupt controllers, and address latches - into a single 44-pin PLCC socket. The instant-on non-volatile EEPROM eliminates the need for a configuration ROM and avoids FPGA-style boot glitches on power-up.
پیشنهادی
Power-Up Sequencing and Reset Controllers
The EPM3032ALC-44-10N's deterministic 4.5 ns propagation delay and dedicated global clock/clear pins (GCLK1, GCLRn) make it ideal for power-supply sequencing in multi-rail systems. A single 32-macrocell device can generate 4-8 sequenced enable signals with programmable delays, replacing multiple discrete timer ICs. Its EEPROM-based non-volatile storage ensures the sequencing logic is active immediately at power-up, before any microcontroller or DSP begins executing code - critical for FPGA configuration and ADC/DAC reference voltage rails.
پیشنهادی
State Machine Replacement for ASIC Glue Logic
Designers replacing obsolete PAL/GAL devices or hard ASIC glue logic find the EPM3032ALC-44-10N an ideal target with 32 macrocells and 4.5 ns tPD - enough for 4-6 independent state machines or one large Mealy/Moore controller. The Quartus II / MAX+PLUS II toolchain supports direct migration from legacy PLUSASM (.pds) and ABEL source files. With 34 user I/O and IEEE 1149.1 JTAG boundary scan, the part also adds production-test coverage that discrete PLDs cannot offer.
پیشنهادی
PCI Bus Interface and Add-In Card Logic
The EPM3032ALC-44-10N supports PCI-compliant I/O drive strengths (in A-grade variants) and 5 V tolerance, making it a compact choice for legacy PCI add-in cards and embedded PCI-104 stacks. Its 32 macrocells fit a typical PCI target device's configuration registers, command decoder, and interrupt logic. With 4.5 ns tPD and 227.3 MHz counter frequency, it can perform address-phase parity checking and target-abort generation within a single 33 MHz PCI clock. JTAG-based ISP allows post-assembly PCI vendor-ID updates.
پیشنهادی
Communications Interface Bridging
In telecom and embedded communications equipment, the EPM3032ALC-44-10N is often deployed as a UART-to-parallel or SPI-to-I2C bridge, with up to 34 I/O pins supporting multiple serial channels simultaneously. Its 4.5 ns tPD and 227.3 MHz counter frequency handle bit rates well above 10 Mbps, and the MultiVolt I/O interface bridges between 5 V RS-232 transceivers and 3.3 V processors. EEPROM-based instant-on behavior is essential for managed-network equipment that must respond to watchdog resets immediately.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای EPM3032ALC-44-10N — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | EPM3032ATC44-10N | EPM3032ALI44-10N | EPM3032A-TC44-10N | EPM3032A-TC44-10 |
|---|---|---|---|---|---|
| Package | PLCC-44 | PLCC-44 (same) | PLCC-44 (same) | PLCC-44 (same) | PLCC-44 (same) |
| Brand | Altera | Altera | Altera | Altera | Altera |
| Macrocells | 32 | 32 | 32 | 32 | 32 |
| User I/O | 34 | 34 | 34 | 34 | 34 |
| Pin-to-Pin Delay (tPD) | 4.5 ns | 4.5 ns | 4.5 ns | 4.5 ns | 4.5 ns |
| Counter Frequency | 227.3 MHz | 227.3 MHz | 227.3 MHz | 227.3 MHz | 227.3 MHz |
| Operating Temperature | 0C to +70C (commercial) | 0C to +70C (commercial) | -40C to +85C (industrial) | 0C to +70C (commercial) | 0C to +70C (commercial) |
| Silicon Revision | C-grade | A-grade | L-grade (industrial) | A-grade (lead-free) | A-grade |
| Supply Voltage | 3.3 V core | 3.3 V core | 3.3 V core | 3.3 V core | 3.3 V core |
| I/O Voltage Tolerance | 5.0 V / 3.3 V / 2.5 V (MultiVolt) | 5.0 V / 3.3 V / 2.5 V (MultiVolt) | 5.0 V / 3.3 V / 2.5 V (MultiVolt) | 5.0 V / 3.3 V / 2.5 V (MultiVolt) | 5.0 V / 3.3 V / 2.5 V (MultiVolt) |
تفاوت‌های کلیدی
- Industry-standard MAX 3000A architecture with deterministic 4.5 ns tPD (در مقابلEPM3032ATC44-10N)
- Commercial 0C to +70C operating range at lower cost (در مقابلEPM3032ALI44-10N)
- Instant-on non-volatile EEPROM configuration - no boot ROM required (در مقابلEPM240T100C5N (MAX II))
یادداشت‌های طراحی
Place 0.1 uF and 10 uF decoupling capacitors as close as possible to the VCC pins (16 and 36 on PLCC-44) and the GND pins (9 and 21). The PLCC-44 package has two VCC and two GND pins distributed across the die for noise immunity - connect both pairs even if your design only loads one rail modestly. Use a continuous ground plane on layer 2 directly under the device to minimize ground bounce on the global clock and clear pins (GCLK1, GCLRn).
Reserve the four JTAG pins (TDI pin 14, TMS pin 15, TCK pin 40, TDO pin 41) for the IEEE 1149.1 boundary-scan chain and connect them in a contiguous daisy-chain if multiple JTAG devices share the board. Add 4.7 kohm pull-ups on TMS and TDI to keep the JTAG state machine in a known reset state during power-up. The IEEE 1532 ISP instructions allow in-system programming concurrent with other JTAG devices on the same chain - do not bypass these pins with jumpers.
Do not confuse the EPM3032ALC-44-10N (commercial, C-grade, PLCC-44) with the EPM3032ALI44-10N (industrial, L-grade, PLCC-44) or the EPM3032A-TC44-10N (A-grade, lead-free) - all share the same PLCC-44 footprint and pinout, but the operating temperature and silicon revision differ. Also avoid using the TQFP-44 variant (EPM3032ATI44-10N) as a drop-in for the PLCC-44 part, since the packages have different mechanical footprints and thermal characteristics.
Drive the dedicated global clock GCLK1 (pin 29) directly from a low-skew oscillator or a buffered clock net; using a general-purpose I/O pin as a clock source will introduce 1-2 ns of additional skew and degrade fCNT timing margins. Similarly, the global clear GCLRn (pin 30) should be driven by a clean reset signal - do not tie it to a slow RC network. The output enable OE1 (pin 31) can be tied to GND if permanently-enabled outputs are acceptable.
اطلاعات انطباق
RoHS/REACH compliance data not present in the verified web data provided. As an Altera/Intel mature-product CPLD, the -N suffix typically denotes lead-free finish, but explicit RoHS documentation should be obtained from the manufacturer's product compliance letter before use in regulated markets.
