EPM3032ALC44-4 - 32-Macrocell 4.5ns CPLD | Altera MAX 3000A
MPN: EPM3032ALC44-4 ✗ اختتامِ زندگیEPM3032ALC44-4 جائزہ
What is a CPLD? A Complex Programmable Logic Device is a non-volatile programmable logic device that sits between simple PAL/GAL devices and high-density FPGAs in the programmable logic hierarchy. CPLDs (Complex Programmable Logic Device -> Programmable Logic Device -> Logic IC -> Integrated Circuit -> Semiconductor) provide fast, deterministic propagation delays, instant-on operation from on-chip EEPROM, and predictable timing that makes them ideal for glue logic, bus decoding, and control-plane functions. The MAX 3000A family is positioned at the entry-level of Altera's CPLD portfolio, providing 600 to 10,000 usable gates with 3.3-V in-system programmability (ISP).
Key features of the EPM3032ALC44-4 include counter frequencies up to 227.3 MHz, IEEE Std. 1149.1 JTAG interface for boundary-scan testing, and IEEE Std. 1532-compliant ISP that allows concurrent in-system programming across multiple PLD vendors. The device provides a low-power, EEPROM-based architecture that retains configuration without an external boot PROM, instant-on at power-up, and is fabricated on advanced CMOS technology. Commercial temperature grading supports 0°C to +70°C ambient operation.
Architecturally, the MAX 3000A family employs a classic MAX-style interconnect structure where each LAB combines 16 macrocells with a global interconnect. Each macrocell contains a programmable AND/OR array, a configurable flip-flop, and product-term steering logic. The 4.5 ns pin-to-pin delay enables high-speed glue-logic replacement at clock rates that would otherwise require discrete 74-series logic, while the 227.3 MHz counter frequency supports high-performance state machines and FIFO address pointers.
Typical applications include bus decoding and address mapping in microprocessor and DSP systems, glue-logic replacement for legacy 74LS/74HC designs, power-up sequencing controllers, state-machine implementation, I/O expansion for microcontrollers, peripheral interfacing, and JTAG-driven production programming. The MultiVolt I/O makes it well suited as a voltage-level translator between 5.0 V and 3.3 V logic domains in mixed-voltage embedded designs.
When designing with the EPM3032ALC44-4, ensure the I/O bank supply (VCCIO) matches the driven logic level to avoid contention. Use the Quartus II (or legacy MAX+PLUS II) toolchain for design entry, fitting, and programming file generation. Place decoupling capacitors (0.1 µF) close to each VCC and VCCIO pin and reserve a JTAG header for ISP.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل EPM3032ALC44-4 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں EPM3032ALC44-4 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Mounting Type, Pin-to-Pin Delay (tPD), Operating Temperature, Usable Gates.
EPM3032ALC44-10N
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM3032ALC44-10
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM3032A-TC44-10N
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM3032A-TC44-10
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM7032AELC44-10N
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
EPM3032ALC44-4 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Family | MAX 3000A |
| Macrocells | 32 |
| Logic Array Blocks (LABs) | 2 |
| User I/O Pins | 34 |
| Pin-to-Pin Delay (tPD) | 4.5 ns |
| Maximum Counter Frequency | 227.3 MHz |
| Core Supply Voltage (VCCINT) | 3.3 V |
| I/O Supply Voltage (VCCIO) | 3.3 V (MultiVolt: 5.0 V / 3.3 V / 2.5 V compatible) |
| Usable Gates | 600 to 10,000 (MAX 3000A family range) |
| پیکیج | 44-pin PLCC (J-Lead) |
| آپریٹنگ درجہ حرارت | 0°C to +70°C (Commercial) |
| Technology | CMOS EEPROM-based |
| In-System Programmability (ISP) | Yes, IEEE Std. 1532 compliant |
| Boundary-Scan Test | IEEE Std. 1149.1 (JTAG) |
| Programming Interface | JTAG (ByteBlaster / MasterBlaster) |
| ماؤنٹنگ ٹائپ | Surface Mount (PLCC J-Lead) |
EPM3032ALC44-4 پن کنفیگریشن
| پن 1 | I/O — User I/O (macrocell-capable) |
| پن 2 | I/O — User I/O (macrocell-capable) |
| پن 3 | I/O — User I/O (macrocell-capable) |
| پن 4 | I/O — User I/O (macrocell-capable) |
| پن 5 | I/O — User I/O (macrocell-capable) |
| پن 6 | I/O — User I/O (macrocell-capable) |
| پن 7 | I/O — User I/O (macrocell-capable) |
| پن 8 | I/O — User I/O (macrocell-capable) |
| پن 9 | I/O — User I/O (macrocell-capable) |
| پن 10 | GND — Ground |
| پن 11 | I/O — User I/O (macrocell-capable) |
| پن 12 | I/O — User I/O (macrocell-capable) |
| پن 13 | I/O — User I/O (macrocell-capable) |
| پن 14 | I/O — User I/O (macrocell-capable) |
| پن 15 | TDI — JTAG Test Data In |
| پن 16 | TMS — JTAG Test Mode Select |
| پن 17 | TCK — JTAG Test Clock |
| پن 18 | I/O — User I/O (macrocell-capable) |
| پن 19 | I/O — User I/O (macrocell-capable) |
| پن 20 | I/O — User I/O (macrocell-capable) |
| پن 21 | VCCINT — Core supply voltage (3.3 V) |
| پن 22 | I/O — User I/O (macrocell-capable) |
| پن 23 | I/O — User I/O (macrocell-capable) |
| پن 24 | I/O — User I/O (macrocell-capable) |
| پن 25 | GND — Ground |
| پن 26 | I/O — User I/O (macrocell-capable) |
| پن 27 | I/O — User I/O (macrocell-capable) |
| پن 28 | I/O — User I/O (macrocell-capable) |
| پن 29 | I/O — User I/O (macrocell-capable) |
| پن 30 | I/O — User I/O (macrocell-capable) |
| پن 31 | I/O — User I/O (macrocell-capable) |
| پن 32 | I/O — User I/O (macrocell-capable) |
| پن 33 | I/O — User I/O (macrocell-capable) |
| پن 34 | I/O — User I/O (macrocell-capable) |
| پن 35 | I/O — User I/O (macrocell-capable) |
| پن 36 | I/O — User I/O (macrocell-capable) |
| پن 37 | I/O — User I/O (macrocell-capable) |
| پن 38 | GND — Ground |
| پن 39 | OE1/GCLK1 — Global clock / Output enable 1 |
| پن 40 | OE2/GCLK2 — Global clock / Output enable 2 |
| پن 41 | TDO — JTAG Test Data Out |
| پن 42 | I/O — User I/O (macrocell-capable) |
| پن 43 | VCCIO — I/O supply voltage (MultiVolt) |
| پن 44 | I/O — User I/O (macrocell-capable) |
عام استعمالات
EPM3032ALC44-4 کے لیے موزوں ہے 6 ایپلیکیشنs: Microprocessor Bus Decoding and Address Mapping, Glue-Logic Replacement for Legacy 74LS/74HC Designs, Power-Up Sequencing Controller, State-Machine and Control-Plane Logic, I/O Expansion and Peripheral Interfacing, JTAG-Driven Production Programming and Boundary-Scan.
Microprocessor Bus Decoding and Address Mapping
The EPM3032ALC44-4 is purpose-built for address decoding in 8/16/32-bit microprocessor and DSP systems. Its 32 macrocells provide ample product-term capacity to decode complex chip-select logic across large memory or peripheral maps, while the 4.5 ns pin-to-pin delay fits cleanly inside one clock cycle of legacy 33-50 MHz buses. The 34 user I/Os accept full address buses up to 32 bits plus chip-select outputs. MultiVolt I/O (5.0/3.3/2.5 V) makes it ideal when bridging a 5 V processor to 3.3 V peripherals.
تجویز کردہ
Glue-Logic Replacement for Legacy 74LS/74HC Designs
Designers consolidating discrete 74LS and 74HC glue logic benefit from the EPM3032ALC44-4's 32 macrocells in a single 44-pin PLCC. A typical 74LS138 + 74LS32 + 74LS08 board section can collapse to one CPLD, reducing board area, BOM count, and trace routing complexity. The 4.5 ns pin-to-pin delay equals or beats standard 74LS propagation delays, while instant-on EEPROM configuration eliminates the need for a separate boot PROM. Programming via JTAG shortens prototype iterations dramatically.
تجویز کردہ
Power-Up Sequencing Controller
Multi-rail systems require deterministic power-up sequencing, and the EPM3032ALC44-4 is well suited to this role. Its EEPROM-based configuration guarantees known logic states at the instant VCC ramps past threshold, while the 4.5 ns pin-to-pin delay supports fast comparator-based sequencing across 5-10 rails. The 34 I/Os accommodate EN pins, PGOOD inputs, and rail-on outputs for an entire ATX or POL-based power tree. The commercial 0-70°C range covers most indoor power-supply environments.
تجویز کردہ
State-Machine and Control-Plane Logic
Deterministic timing makes the EPM3032ALC44-4 ideal for state-machine-heavy control planes in industrial controllers, motor drives, and instrumentation. With 227.3 MHz maximum counter frequency, fast Moore/Mealy machines can run comfortably at 50-100 MHz system clocks. The 32 macrocells and 34 I/Os allow multiple parallel state machines in one device, replacing 3-5 PAL/GALs. JTAG-driven ISP supports field firmware updates without removing the board from service.
تجویز کردہ
I/O Expansion and Peripheral Interfacing
Microcontrollers with limited GPIO can offload I/O expansion to the EPM3032ALC44-4, using its 34 I/Os as parallel I/O, multiplexed bus, or shift-register extension. The 4.5 ns pin-to-pin delay preserves timing margins even when driving multiple high-speed peripherals. MultiVolt I/O (5.0/3.3/2.5 V) lets one CPLD interface legacy 5 V sensors and modern 2.5 V ASICs simultaneously. EEPROM configuration means the expansion logic is always available at first power-up.
تجویز کردہ
JTAG-Driven Production Programming and Boundary-Scan
IEEE 1149.1 JTAG compliance lets the EPM3032ALC44-4 act as both a programmed CPLD and a JTAG-controlled resource in production boundary-scan test (BST) chains. The IEEE 1532 ISP feature streamlines concurrent in-system programming across mixed-vendor PLD boards, accelerating end-of-line programming time. With 34 user I/Os, the device can also serve as a JTAG-controlled level shifter or bus isolator. MasterBlaster and ByteBlaster cables are supported by the original programming tools.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا EPM3032ALC44-4 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | EPM3032ALC44-10N | EPM3032ALC44-10 | EPM3032A-TC44-10N | EPM7032AELC44-10N |
|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera |
| Package | 44-pin PLCC (J-Lead) | 44-pin PLCC (J-Lead) - same | 44-pin PLCC (J-Lead) - same | 44-pin PLCC (J-Lead) - same | 44-pin PLCC (J-Lead) - same |
| Macrocells | 32 | 32 | 32 | 32 | 32 |
| Logic Array Blocks (LABs) | 2 | 2 | 2 | 2 | 2 |
| User I/O Pins | 34 | 34 | 34 | 34 | 36 |
| Pin-to-Pin Delay | 4.5 ns | 10 ns | 10 ns | 10 ns | 10 ns |
| Core Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Family | MAX 3000A | MAX 3000A | MAX 3000A | MAX 3000A | MAX 7000A |
اہم امتیازی خصوصیات
- Fastest speed grade in the MAX 3000A 44-pin PLCC family (بمقابلہEPM3032ALC44-10N)
- MultiVolt I/O supports 5.0/3.3/2.5 V mixed-voltage designs (بمقابلہEPM7032AELC44-10N)
- On-chip EEPROM for instant-on boot without external PROM (بمقابلہEPM240T100C5N (MAX II))
ڈیزائن نوٹس
Place 0.1 µF decoupling capacitors within 3 mm of every VCCINT and VCCIO pin, with a single 10 µF bulk tantalum or ceramic capacitor at the board-level supply entry. The 44-pin PLCC J-Lead package has four GND pins (10, 25, 38 plus one additional - verify with pin table) that should all be connected to a low-impedance ground plane. Use a 4-layer PCB if possible; the EEPROM configuration is sensitive to VCCINT rail noise during programming.
The EPM3032ALC44-4's MultiVolt I/O interface lets VCCIO be driven at 5.0 V, 3.3 V, or 2.5 V independently of VCCINT (3.3 V). When interfacing 5 V inputs, ensure VCCIO is set to 3.3 V and the source is TTL-compatible (the input is 5 V tolerant per the datasheet). For 2.5 V systems, set VCCIO to 2.5 V. Mixing voltage domains in one design without proper VCCIO partitioning can cause latch-up or long-term reliability degradation.
Do not assume that the EPM3032ALC44-4 is in production - it is obsolete at Altera (now Intel FPGA). Plan a last-time-buy if your product lifecycle exceeds 2-3 years, or migrate to the MAX II EPM240 family or MAX V 5M40ZE64, which are in-production equivalents. Note that newer MAX II/MAX V parts use TQFP or EQFP packages and require PCB rework - they are NOT pin-compatible drop-ins for the 44-pin PLCC footprint.
Reserve a 2x5 0.1-inch JTAG header on the board (TCK, TMS, TDI, TDO, VCC, GND) for in-system programming via ByteBlaster or MasterBlaster cables. IEEE 1149.1 boundary-scan testing also uses this header, so position it for easy production-line probe access. Add a 4.7 kΩ pull-up on TMS and TDI to keep the JTAG state machine in a known state during power-up. Do not place series resistors on JTAG signals - they degrade the TCK edge rate.
تعمیل کی معلومات
RoHS compliance data is not present in the verified web data and is marked [DATA_NEEDED]. The part is from the legacy MAX 3000A family originally released before widespread RoHS adoption; verification with the specific distributor lot is required.