EPM3032ALC-44-10N - MAX 3000A CPLD, 32MC, 10ns, 44-PLCC | Altera
MPN: EPM3032ALC-44-10N ⚠ Lần mua cuốiEPM3032ALC-44-10N Tóm tắt
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.
Bộ thay thế dễ dàng lắp đặt cho EPM3032ALC-44-10N — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với EPM3032ALC-44-10N (cùng hình factor và footprint) — khác nhau ở Package, Mounting Type, Configuration Memory, In-System Programmability, Logic Gates.
EPM3032ATC44-10N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3032ALI44-10N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3032A-TC44-10N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3032A-TC44-10
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3032ALC-44-10N Tỷ lệ tối đa & tính chất điện
| 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) |
| Hộp | 44-pin PLCC |
| Nhiệt độ hoạt động | 0C to +70C (commercial, -N suffix) |
| Kiểu lắp đặt | Surface Mount (PLCC socket compatible) |
Cấu hình chân EPM3032ALC-44-10N
| Chân 1 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 2 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 3 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 4 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 5 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 6 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 7 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 8 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 9 | GND — Ground |
| Chân 10 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 11 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 12 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 13 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 14 | TDI — JTAG Test Data In (IEEE 1149.1) |
| Chân 15 | TMS — JTAG Test Mode Select (IEEE 1149.1) |
| Chân 16 | VCC — 3.3 V core supply |
| Chân 17 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 18 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 19 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 20 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 21 | GND — Ground |
| Chân 22 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 23 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 24 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 25 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 26 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 27 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 28 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 29 | GCLK1 — Global clock input (dedicated) |
| Chân 30 | GCLRn — Global clear (active low, dedicated) |
| Chân 31 | OE1 — Output enable 1 (dedicated) |
| Chân 32 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 33 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 34 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 35 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 36 | VCC — 3.3 V core supply |
| Chân 37 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 38 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 39 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 40 | TCK — JTAG Test Clock (IEEE 1149.1) |
| Chân 41 | TDO — JTAG Test Data Out (IEEE 1149.1) |
| Chân 42 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 43 | I/O — General-purpose user I/O pin (macrocell I/O) |
| Chân 44 | I/O — General-purpose user I/O pin (macrocell I/O) |
Ứng dụng tiêu biểu
EPM3032ALC-44-10N phù hợp cho 7 Áp dụngs: 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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho EPM3032ALC-44-10N — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | 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) |
Bảo phân biệt quan trọng
- Industry-standard MAX 3000A architecture with deterministic 4.5 ns tPD (vsEPM3032ATC44-10N)
- Commercial 0C to +70C operating range at lower cost (vsEPM3032ALI44-10N)
- Instant-on non-volatile EEPROM configuration - no boot ROM required (vsEPM240T100C5N (MAX II))
Ghi chú thiết kế
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.
Thông tin tuân thủ
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.
