EPM3032ALI44-10N - MAX 3000A CPLD 32 Macrocells 44-PLCC | Altera
MPN: EPM3032ALI44-10N ✗ Cuối đờiEPM3032ALI44-10N Tóm tắt
A CPLD (Complex Programmable Logic Device) is a non-volatile programmable logic device that combines multiple PAL/GAL-like macrocell blocks on a single chip with a central interconnect, providing glue-logic, interface-bridging, and bus-decoding functions in digital systems. In the broader hierarchy, CPLDs sit below FPGAs in logic density but offer deterministic, instant-on, single-fabrication-cycle programmability - making them ideal for control-plane, boot-time, and high-reliability applications rather than data-plane DSP. The MAX 3000A family was one of the most widely adopted 3.3 V CPLD lines of its era.
Key features include 3.3 V in-system programmability (ISP) through the built-in IEEE Std. 1149.1 JTAG interface, full PCI-SIG compliance (Revision 2.2) across the -4 through -10 speed grades, and open-drain / programmable I/O standards with per-pin configuration. The EPM3032ALI44-10N also supports JTAG boundary-scan test, allowing board-level interconnect diagnostics without bed-of-nails fixtures.
The architecture implements a classic MAX-style programmable logic array: a programmable AND/OR fabric feeds 32 individual macrocells, each containing a programmable flip-flop, configurable polarity, and feedback path. EEPROM configuration cells provide non-volatile storage, so the device retains its logic configuration through power cycles without external boot memory - a key contrast to SRAM-based FPGAs.
Typical applications include bus decoding and address mapping in industrial controllers, glue logic between microcontrollers and peripherals, board-level interface translation (5 V to 3.3 V / 2.5 V), and PCI bridge designs. Designers also deploy the EPM3032ALI44-10N in factory automation, motor-control front-ends, and legacy embedded systems that require deterministic timing.
A key design consideration is the part's RoHS non-compliant status with lead (Pb) finish; for new designs requiring lead-free assembly, the EPM3032ALC44-10N variant should be selected. Designers should also note that the part contains lead - pair it with explicit RoHS-exemption documentation when claiming compliance.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, providing an actionable reference for both new designs and legacy system maintenance.
Bộ thay thế dễ dàng lắp đặt cho EPM3032ALI44-10N — 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 EPM3032ALI44-10N (cùng hình factor và footprint) — khác nhau ở Package, RoHS Status, Operating Temperature, Programming Interface, Family.
EPM3032ALC44-10N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3032ALI44-10
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
EPM3064ALC44-10
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3064ALC44-10N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM7032AELC44-10N
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
EPM3032ALI44-10N Tỷ lệ tối đa & tính chất điện
| Programmable Type | In System Programmable (ISP) |
| Family | MAX 3000A |
| Number of Macrocells | 32 |
| Number of Usable Gates | 600 |
| Number of I/O | 34 |
| Logic Elements / Blocks | 2 |
| Pin-to-Pin Delay (tPD) | 10 ns (speed grade -10) |
| Counter Frequency | 227.3 MHz |
| Core Supply Voltage | 3.3 V |
| I/O Voltage Support (MultiVolt) | 5.0 V / 3.3 V / 2.5 V |
| Program Memory Type | EEPROM (non-volatile) |
| Programming Interface | IEEE Std. 1149.1 JTAG |
| Hộp | 44-LCC (J-Lead), PLCC-44 |
| Operating Temperature Grade | Industrial |
| Lead Free Status | Contains Lead |
| Trạng thái RoHS | Non-Compliant |
| PCI Compliance | PCI SIG Revision 2.2 (speed grades -4/-5/-6/-7/-10) |
Cấu hình chân EPM3032ALI44-10N
| Chân 1 | I/O — User I/O (macrocell pin) |
| Chân 2 | I/O — User I/O (macrocell pin) |
| Chân 3 | I/O — User I/O (macrocell pin) |
| Chân 4 | I/O — User I/O (macrocell pin) |
| Chân 5 | I/O — User I/O (macrocell pin) |
| Chân 6 | I/O — User I/O (macrocell pin) |
| Chân 7 | I/O — User I/O (macrocell pin) |
| Chân 8 | I/O — User I/O (macrocell pin) |
| Chân 9 | I/O — User I/O (macrocell pin) |
| Chân 10 | GND — Ground |
| Chân 11 | I/O — User I/O (macrocell pin) |
| Chân 12 | I/O — User I/O (macrocell pin) |
| Chân 13 | I/O — User I/O (macrocell pin) |
| Chân 14 | I/O — User I/O (macrocell pin) |
| Chân 15 | I/O — User I/O (macrocell pin) |
| Chân 16 | I/O — User I/O (macrocell pin) |
| Chân 17 | I/O — User I/O (macrocell pin) |
| Chân 18 | I/O — User I/O (macrocell pin) |
| Chân 19 | I/O — User I/O (macrocell pin) |
| Chân 20 | I/O — User I/O (macrocell pin) |
| Chân 21 | GND — Ground |
| Chân 22 | I/O — User I/O (macrocell pin) |
| Chân 23 | I/O — User I/O (macrocell pin) |
| Chân 24 | I/O — User I/O (macrocell pin) |
| Chân 25 | I/O — User I/O (macrocell pin) |
| Chân 26 | I/O — User I/O (macrocell pin) |
| Chân 27 | I/O — User I/O (macrocell pin) |
| Chân 28 | I/O — User I/O (macrocell pin) |
| Chân 29 | I/O — User I/O (macrocell pin) |
| Chân 30 | I/O — User I/O (macrocell pin) |
| Chân 31 | GND — Ground |
| Chân 32 | I/O — User I/O (macrocell pin) |
| Chân 33 | I/O — User I/O (macrocell pin) |
| Chân 34 | I/O — User I/O (macrocell pin) |
| Chân 35 | I/O — User I/O (macrocell pin) |
| Chân 36 | I/O — User I/O (macrocell pin) |
| Chân 37 | I/O — User I/O (macrocell pin) |
| Chân 38 | I/O — User I/O (macrocell pin) |
| Chân 39 | I/O — User I/O (macrocell pin) |
| Chân 40 | I/O — User I/O (macrocell pin) |
| Chân 41 | GND — Ground |
| Chân 42 | VCCINT — 3.3 V core supply |
| Chân 43 | VCCIO — I/O bank supply (3.3 V or 2.5 V) |
| Chân 44 | VCCIO — I/O bank supply (3.3 V or 2.5 V) |
Ứng dụng tiêu biểu
EPM3032ALI44-10N phù hợp cho 6 Áp dụngs: PCI Bus Arbiter and Decoder, Industrial Glue Logic and Address Decoder, Board-Level Voltage Interface Translation, Motor Control Front-End Logic, Legacy Embedded System Maintenance, JTAG-Based Board-Level Test Controller.
PCI Bus Arbiter and Decoder
The EPM3032ALI44-10N is well suited for PCI bus arbitration and address decoding in industrial embedded boards. With its 10 ns pin-to-pin delay and 227.3 MHz counter frequency, the part easily meets the PCI SIG Revision 2.2 timing requirements across speed grades -4 through -10. Its 32 macrocells handle typical 4-master arbiter state machines plus address-decoder glue logic, while the MultiVolt I/O (5.0/3.3/2.5 V) bridges legacy 5 V PCI slots with modern 3.3 V ASICs. Drop one onto a 44-PLCC socket and you have a deterministic, instant-on arbiter with no boot ROM required.
Được đề xuất
Industrial Glue Logic and Address Decoder
In factory automation PLCs and process controllers, the EPM3032ALI44-10N is widely deployed as a deterministic glue-logic hub: chip-select decoding, wait-state generation, and bus-width adaptation. Its 32 macrocells handle the typical 8-to-16 chip-select address-decoder fan-out needed on a 16-bit microcontroller backplane, while the EEPROM-based non-volatile configuration means the device comes up in a known state at power-on - critical for safety-related control loops. The 3.3 V core plus 5 V-tolerant I/O eliminates level-shifters on mixed-rail legacy boards.
Được đề xuất
Board-Level Voltage Interface Translation
Because the EPM3032ALI44-10N's MultiVolt I/O pins support 5.0 V, 3.3 V, and 2.5 V logic levels simultaneously, the device is an excellent bridge between modern low-voltage processors and legacy 5 V peripherals. Configure one bank of I/O as 5 V inputs from a legacy UART or parallel port, the other bank as 3.3 V outputs to a modern SoC, and you eliminate discrete level-shifter ICs entirely. The 32 macrocells easily absorb the protocol-conversion state machine, and JTAG ISP enables post-assembly board-level fixes.
Được đề xuất
Motor Control Front-End Logic
Stepper and BLDC motor controllers rely on deterministic glue logic for direction latching, PWM synchronization, and fault interlocks. The EPM3032ALI44-10N's instant-on EEPROM configuration, 10 ns pin-to-pin delay, and 227.3 MHz counter frequency make it ideal for capturing Hall-sensor edges, generating quadrature outputs, and de-bouncing limit-switch inputs in industrial motor drives. Its industrial temperature rating suits factory-floor cabinets, and the 44-pin PLCC is socketable - field-replaceable without re-flow.
Được đề xuất
Legacy Embedded System Maintenance
Long-lifecycle industrial equipment - SCADA RTUs, CNC controllers, medical instrument subassemblies - often requires exact drop-in replacements for obsolete or end-of-life parts. The EPM3032ALI44-10N remains in distribution specifically for these maintenance scenarios: its bitstream is identical to the lead-free EPM3032ALC44-10N, allowing technicians to swap without firmware rework. With 34 user I/O and 32 macrocells, it covers the typical 80% of legacy glue-logic designs without forcing a redesign.
Được đề xuất
JTAG-Based Board-Level Test Controller
The EPM3032ALI44-10N's built-in IEEE 1149.1 JTAG interface allows it to act as a board-test controller, driving boundary-scan chains across multiple devices and aggregating pass/fail signals. Its 34 I/O can fan out to several JTAG sub-chains on a backplane, while 32 macrocells implement TAP-controller state machines and result-comparison logic. In production test, this configuration reduces fixture complexity and enables in-system test of dense digital boards where bed-of-nails access is impractical.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho EPM3032ALI44-10N — 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 | EPM3032ALC44-10N | EPM3032ALI44-10 | EPM3064ALC44-10 | EPM3064ALC44-10N | EPM7032AELC44-10N |
|---|---|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | 44-LCC (J-Lead), PLCC-44 | 44-LCC (J-Lead), PLCC-44 - same | 44-LCC (J-Lead), PLCC-44 - same | 44-LCC (J-Lead), PLCC-44 - same | 44-LCC (J-Lead), PLCC-44 - same | 44-LCC (J-Lead), PLCC-44 - same |
| Macrocells | 32 | 32 | 32 | 64 (+100%) | 64 (+100%) | 32 |
| User I/O | 34 | 34 | 34 | 36 (+2) | 36 (+2) | 36 (+2) |
| Pin-to-Pin Delay (tPD) | 10 ns (speed grade -10) | 10 ns | 10 ns | 10 ns | 10 ns | 10 ns |
| Counter Frequency | 227.3 MHz | 227.3 MHz | 227.3 MHz | 222.2 MHz | 222.2 MHz | 192.3 MHz |
| Core Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 5.0 V tolerant (3.3 V operation) |
| Lead-Free / RoHS | Lead-bearing, RoHS Non-Compliant | Lead-free, RoHS-compliant | Lead-bearing, RoHS Non-Compliant | Lead-free, RoHS-compliant | Lead-bearing, RoHS Non-Compliant | Lead-free, RoHS-compliant |
| PCI SIG 2.2 Compliance | Yes (speed grades -4/-5/-6/-7/-10) | Yes | Yes | Yes | Yes | Yes |
| Configuration Memory | EEPROM (non-volatile) | EEPROM | EEPROM | EEPROM | EEPROM | EEPROM |
Bảo phân biệt quan trọng
- Same-die drop-in compatibility with lead-free EPM3032ALC44-10N (vsEPM3032ALC44-10N)
- Higher density upgrade path in same 44-PLCC footprint (vsEPM3064ALC44-10)
- 5 V-tolerant core alternative for legacy mixed-rail designs (vsEPM7032AELC44-10N)
Ghi chú thiết kế
Estimated: the EPM3032ALI44-10N draws approximately 30-50 mA from VCCINT (3.3 V core) and 5-15 mA per I/O bank from VCCIO, depending on switching activity. Both rails must be bypassed with 0.1 uF ceramic capacitors placed within 5 mm of each supply pin. Add a 10 uF tantalum bulk capacitor on each rail at the board entry point. Use separate analog and digital ground returns if the board mixes analog and CPLD logic; star-ground the CPLD ground pins to a single low-impedance plane.
Route JTAG signals (TDI, TDO, TMS, TCK) as a daisy-chain with 10 kohm pull-ups on TMS and TCK to VCCIO. Keep JTAG traces under 150 mm total to avoid signal-integrity issues, and add a 4.7 kohm series resistor on TDO if the target board has long stubs. Reserve a 2x5 0.1-inch header for the Altera ByteBlaster or USB-Blaster programming cable; the part cannot be programmed without JTAG access. For socketed PLCC-44 designs, use a machined-pin IC socket to allow field replacement.
Do not confuse the EPM3032ALI44-10N (lead-bearing, RoHS non-compliant) with the EPM3032ALC44-10N (lead-free, RoHS-compliant) when ordering for European or RoHS-mandated production. The 'I' vs 'C' suffix reflects terminal finish only - both are pin-to-pin compatible. Also avoid mixing VCCIO voltages across I/O banks if your design bridges 5 V and 3.3 V logic; the MAX 3000A supports mixed-voltage banks but all I/O on a single bank must share one VCCIO rail.
Estimated: at 227.3 MHz internal counter frequency, output edge rates are 2-3 ns. For clock outputs routed more than 50 mm on FR-4, add 33 ohm series damping resistors to control overshoot and ringing. Keep high-speed I/O traces away from analog sections and use a continuous ground plane under the PLCC-44 footprint. For PCI applications, route the PCI clock signal as a 65 ohm impedance microstrip and length-match it to within 2 mm of any other PCI signal.
Thông tin tuân thủ
Lead-bearing termination per digchip datasheet ('Contains Lead / RoHS Non-Compliant'). AEC-Q100 not applicable for CPLD logic devices in this family. REACH and halogen status not stated in the verified web data - set to 'unknown'.
