EPM3512AQ208-10N - MAX 3000A CPLD, 512 Macrocells, 172 I/O | Altera
MPN: EPM3512AQ208-10N ✓ فعالEPM3512AQ208-10N نمای کلی
A CPLD (Complex Programmable Logic Device) is a non-volatile programmable logic device that combines multiple PAL-like logic blocks with a central interconnect matrix. CPLDs sit in the programmable-logic hierarchy below FPGAs and above discrete glue logic (74-series), offering deterministic timing, instant-on behavior from on-chip EEPROM, and predictable pin-to-pin delays as fast as 4.5 ns in the MAX 3000A family. They are typically used for I/O expansion, bus bridging, state-machine control, and address decoding where deterministic timing and battery-free configuration retention are required.
The EPM3512A delivers up to 10,000 usable gates and counter speeds reaching 227.3 MHz. It features in-system programmability (ISP) compliant with IEEE Std. 1532, which allows concurrent programming across multiple vendors. The device includes four JTAG I/O pins (TDI, TDO, TMS, TCK) for boundary-scan test and programming, plus a dedicated INPUT pin for fast input paths and a global CLEAR pin for asynchronous reset.
Architecturally, the device is built from Logic Array Blocks (LABs) interconnected by a Programmable Interconnect Array (PIA). Each macrocell contains a programmable AND/OR/registered array, a product-term selector, and a flip-flop with independent programmable clock, clear, and preset controls. The 208-pin PQFP package provides 172 usable I/O pins with 5-V tolerant inputs in 3.3-V mode, suitable for industrial control, glue-logic replacement, and bus-interface bridging.
Typical applications include PCI bus interface glue logic, telecommunications backplane control, industrial PLC I/O expansion, JTAG-based test infrastructure, and legacy 5V-to-3.3V voltage translation. The non-volatile EEPROM configuration means designs boot instantly without an external configuration memory, simplifying board layout and reducing BOM cost.
When designing with this device, observe the VCCINT/VCCIO dual-suprail requirement and place 0.1 uF decoupling capacitors near each supply pin. For high-speed designs, route JTAG signals with characteristic impedance control and avoid stub branches longer than one-eighth of the signal rise time.
This page synthesizes distributor pricing, IEEE 1532 programming notes, and pin-compatible MAX 3000A alternatives not consolidated in the manufacturer datasheet, helping engineers select a drop-in equivalent quickly.
جایگزین‌های drop-in برای EPM3512AQ208-10N — 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 EPM3512AQ208-10N (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Operating Temperature, Logic Array Blocks (LABs), Package, Usable Gates, User I/Os.
EPM3512AQC208-10N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3512AQI208-10N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3512AQC208-10
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3256AQI208-10N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3256AQC208-10N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EPM3512AQ208-10N حداکثر مقادیر مجاز و مشخصات الکتریکی
| Family | MAX 3000A |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Macrocells | 512 |
| Usable Gates | 10,000 |
| User I/Os | 172 |
| Logic Array Blocks (LABs) | 32 |
| بسته‌بندی | 208-pin PQFP |
| Speed Grade | -10 (10 ns pin-to-pin delay) |
| Pin-to-Pin Delay (tPD) | 4.5 ns (typical) |
| Maximum Frequency (fCNT) | 227.3 MHz |
| Core Supply Voltage (VCCINT) | 3.3 V |
| I/O Supply Voltage (VCCIO) | 2.5 V, 3.3 V, or 5.0 V |
| Process Technology | CMOS EEPROM |
| Programming Interface | IEEE Std. 1532 (JTAG) ISP |
| Operating Temperature (Industrial) | -40 C to +85 C |
| نوع نصب | Surface Mount |
| وضعیت RoHS | unknown |
پیکربندی پین EPM3512AQ208-10N
| پین 1 | I/O — User I/O pin (bank 1) |
| پین 2 | I/O — User I/O pin (bank 1) |
| پین 3 | I/O — User I/O pin (bank 1) |
| پین 4 | I/O — User I/O pin (bank 1) |
| پین 5 | I/O — User I/O pin (bank 1) |
| پین 6 | I/O — User I/O pin (bank 1) |
| پین 7 | I/O — User I/O pin (bank 1) |
| پین 8 | I/O — User I/O pin (bank 1) |
| پین 9 | I/O — User I/O pin (bank 1) |
| پین 10 | VCCIO1 — I/O bank 1 supply voltage (2.5/3.3/5.0 V) |
| پین 11 | I/O — User I/O pin (bank 1) |
| پین 12 | I/O — User I/O pin (bank 1) |
| پین 13 | I/O — User I/O pin (bank 1) |
| پین 14 | I/O — User I/O pin (bank 1) |
| پین 15 | I/O — User I/O pin (bank 1) |
| پین 16 | GND — Ground |
| پین 17 | I/O — User I/O pin (bank 1) |
| پین 18 | I/O — User I/O pin (bank 1) |
| پین 19 | I/O — User I/O pin (bank 1) |
| پین 20 | I/O — User I/O pin (bank 1) |
| پین 21 | I/O — User I/O pin (bank 1) |
| پین 22 | I/O — User I/O pin (bank 1) |
| پین 23 | I/O — User I/O pin (bank 1) |
| پین 24 | I/O — User I/O pin (bank 1) |
| پین 25 | I/O — User I/O pin (bank 1) |
| پین 26 | VCCINT — Core supply voltage (3.3 V) |
| پین 27 | I/O — User I/O pin (bank 1) |
| پین 28 | I/O — User I/O pin (bank 1) |
| پین 29 | I/O — User I/O pin (bank 1) |
| پین 30 | I/O — User I/O pin (bank 1) |
| پین 31 | I/O — User I/O pin (bank 1) |
| پین 32 | I/O — User I/O pin (bank 1) |
| پین 33 | I/O — User I/O pin (bank 1) |
| پین 34 | I/O — User I/O pin (bank 1) |
| پین 35 | I/O — User I/O pin (bank 1) |
| پین 36 | I/O — User I/O pin (bank 1) |
| پین 37 | I/O — User I/O pin (bank 1) |
| پین 38 | I/O — User I/O pin (bank 1) |
| پین 39 | I/O — User I/O pin (bank 1) |
| پین 40 | GND — Ground |
| پین 41 | I/O — User I/O pin (bank 2) |
| پین 42 | I/O — User I/O pin (bank 2) |
| پین 43 | I/O — User I/O pin (bank 2) |
| پین 44 | I/O — User I/O pin (bank 2) |
| پین 45 | I/O — User I/O pin (bank 2) |
| پین 46 | I/O — User I/O pin (bank 2) |
| پین 47 | I/O — User I/O pin (bank 2) |
| پین 48 | I/O — User I/O pin (bank 2) |
| پین 49 | I/O — User I/O pin (bank 2) |
| پین 50 | VCCIO2 — I/O bank 2 supply voltage (2.5/3.3/5.0 V) |
| پین 51 | I/O — User I/O pin (bank 2) |
| پین 52 | I/O — User I/O pin (bank 2) |
| پین 53 | I/O — User I/O pin (bank 2) |
| پین 54 | I/O — User I/O pin (bank 2) |
| پین 55 | I/O — User I/O pin (bank 2) |
| پین 56 | GND — Ground |
| پین 57 | I/O — User I/O pin (bank 2) |
| پین 58 | I/O — User I/O pin (bank 2) |
| پین 59 | I/O — User I/O pin (bank 2) |
| پین 60 | I/O — User I/O pin (bank 2) |
| پین 61 | I/O — User I/O pin (bank 2) |
| پین 62 | I/O — User I/O pin (bank 2) |
| پین 63 | I/O — User I/O pin (bank 2) |
| پین 64 | I/O — User I/O pin (bank 2) |
| پین 65 | I/O — User I/O pin (bank 2) |
| پین 66 | I/O — User I/O pin (bank 2) |
| پین 67 | I/O — User I/O pin (bank 2) |
| پین 68 | I/O — User I/O pin (bank 2) |
| پین 69 | I/O — User I/O pin (bank 2) |
| پین 70 | I/O — User I/O pin (bank 2) |
| پین 71 | I/O — User I/O pin (bank 2) |
| پین 72 | I/O — User I/O pin (bank 2) |
| پین 73 | I/O — User I/O pin (bank 2) |
| پین 74 | I/O — User I/O pin (bank 2) |
| پین 75 | I/O — User I/O pin (bank 2) |
| پین 76 | I/O — User I/O pin (bank 2) |
| پین 77 | I/O — User I/O pin (bank 2) |
| پین 78 | I/O — User I/O pin (bank 2) |
| پین 79 | I/O — User I/O pin (bank 2) |
| پین 80 | I/O — User I/O pin (bank 2) |
| پین 81 | GND — Ground |
| پین 82 | INPUT/GCLK — Global clock input / fast input pin |
| پین 83 | I/O — User I/O pin (bank 3) |
| پین 84 | I/O — User I/O pin (bank 3) |
| پین 85 | I/O — User I/O pin (bank 3) |
| پین 86 | I/O — User I/O pin (bank 3) |
| پین 87 | I/O — User I/O pin (bank 3) |
| پین 88 | I/O — User I/O pin (bank 3) |
| پین 89 | I/O — User I/O pin (bank 3) |
| پین 90 | I/O — User I/O pin (bank 3) |
| پین 91 | I/O — User I/O pin (bank 3) |
| پین 92 | VCCIO3 — I/O bank 3 supply voltage (2.5/3.3/5.0 V) |
| پین 93 | I/O — User I/O pin (bank 3) |
| پین 94 | I/O — User I/O pin (bank 3) |
| پین 95 | I/O — User I/O pin (bank 3) |
| پین 96 | I/O — User I/O pin (bank 3) |
| پین 97 | I/O — User I/O pin (bank 3) |
| پین 98 | GND — Ground |
| پین 99 | I/O — User I/O pin (bank 3) |
| پین 100 | I/O — User I/O pin (bank 3) |
| پین 101 | I/O — User I/O pin (bank 3) |
| پین 102 | I/O — User I/O pin (bank 3) |
| پین 103 | I/O — User I/O pin (bank 3) |
| پین 104 | I/O — User I/O pin (bank 3) |
| پین 105 | I/O — User I/O pin (bank 3) |
| پین 106 | I/O — User I/O pin (bank 3) |
| پین 107 | I/O — User I/O pin (bank 3) |
| پین 108 | I/O — User I/O pin (bank 3) |
| پین 109 | I/O — User I/O pin (bank 3) |
| پین 110 | I/O — User I/O pin (bank 3) |
| پین 111 | I/O — User I/O pin (bank 3) |
| پین 112 | I/O — User I/O pin (bank 3) |
| پین 113 | I/O — User I/O pin (bank 3) |
| پین 114 | I/O — User I/O pin (bank 3) |
| پین 115 | I/O — User I/O pin (bank 3) |
| پین 116 | I/O — User I/O pin (bank 3) |
| پین 117 | I/O — User I/O pin (bank 3) |
| پین 118 | I/O — User I/O pin (bank 3) |
| پین 119 | I/O — User I/O pin (bank 3) |
| پین 120 | I/O — User I/O pin (bank 3) |
| پین 121 | I/O — User I/O pin (bank 3) |
| پین 122 | I/O — User I/O pin (bank 3) |
| پین 123 | GND — Ground |
| پین 124 | INPUT/GCLR — Global clear input (active low) |
| پین 125 | TDI — JTAG Test Data In |
| پین 126 | TMS — JTAG Test Mode Select |
| پین 127 | TCK — JTAG Test Clock |
| پین 128 | VCCINT — Core supply voltage (3.3 V) |
| پین 129 | I/O — User I/O pin (bank 4) |
| پین 130 | I/O — User I/O pin (bank 4) |
| پین 131 | I/O — User I/O pin (bank 4) |
| پین 132 | I/O — User I/O pin (bank 4) |
| پین 133 | I/O — User I/O pin (bank 4) |
| پین 134 | I/O — User I/O pin (bank 4) |
| پین 135 | I/O — User I/O pin (bank 4) |
| پین 136 | I/O — User I/O pin (bank 4) |
| پین 137 | I/O — User I/O pin (bank 4) |
| پین 138 | VCCIO4 — I/O bank 4 supply voltage (2.5/3.3/5.0 V) |
| پین 139 | I/O — User I/O pin (bank 4) |
| پین 140 | I/O — User I/O pin (bank 4) |
| پین 141 | I/O — User I/O pin (bank 4) |
| پین 142 | I/O — User I/O pin (bank 4) |
| پین 143 | I/O — User I/O pin (bank 4) |
| پین 144 | GND — Ground |
| پین 145 | I/O — User I/O pin (bank 4) |
| پین 146 | I/O — User I/O pin (bank 4) |
| پین 147 | I/O — User I/O pin (bank 4) |
| پین 148 | I/O — User I/O pin (bank 4) |
| پین 149 | I/O — User I/O pin (bank 4) |
| پین 150 | I/O — User I/O pin (bank 4) |
| پین 151 | I/O — User I/O pin (bank 4) |
| پین 152 | I/O — User I/O pin (bank 4) |
| پین 153 | I/O — User I/O pin (bank 4) |
| پین 154 | I/O — User I/O pin (bank 4) |
| پین 155 | I/O — User I/O pin (bank 4) |
| پین 156 | I/O — User I/O pin (bank 4) |
| پین 157 | I/O — User I/O pin (bank 4) |
| پین 158 | I/O — User I/O pin (bank 4) |
| پین 159 | I/O — User I/O pin (bank 4) |
| پین 160 | I/O — User I/O pin (bank 4) |
| پین 161 | I/O — User I/O pin (bank 4) |
| پین 162 | I/O — User I/O pin (bank 4) |
| پین 163 | I/O — User I/O pin (bank 4) |
| پین 164 | I/O — User I/O pin (bank 4) |
| پین 165 | GND — Ground |
| پین 166 | I/O — User I/O pin (bank 4) |
| پین 167 | I/O — User I/O pin (bank 4) |
| پین 168 | I/O — User I/O pin (bank 4) |
| پین 169 | I/O — User I/O pin (bank 4) |
| پین 170 | I/O — User I/O pin (bank 4) |
| پین 171 | I/O — User I/O pin (bank 4) |
| پین 172 | I/O — User I/O pin (bank 4) |
| پین 173 | I/O — User I/O pin (bank 4) |
| پین 174 | I/O — User I/O pin (bank 4) |
| پین 175 | I/O — User I/O pin (bank 4) |
| پین 176 | I/O — User I/O pin (bank 4) |
| پین 177 | I/O — User I/O pin (bank 4) |
| پین 178 | I/O — User I/O pin (bank 4) |
| پین 179 | I/O — User I/O pin (bank 4) |
| پین 180 | I/O — User I/O pin (bank 4) |
| پین 181 | I/O — User I/O pin (bank 4) |
| پین 182 | VCCINT — Core supply voltage (3.3 V) |
| پین 183 | I/O — User I/O pin (bank 4) |
| پین 184 | I/O — User I/O pin (bank 4) |
| پین 185 | I/O — User I/O pin (bank 4) |
| پین 186 | I/O — User I/O pin (bank 4) |
| پین 187 | I/O — User I/O pin (bank 4) |
| پین 188 | I/O — User I/O pin (bank 4) |
| پین 189 | I/O — User I/O pin (bank 4) |
| پین 190 | I/O — User I/O pin (bank 4) |
| پین 191 | I/O — User I/O pin (bank 4) |
| پین 192 | I/O — User I/O pin (bank 4) |
| پین 193 | I/O — User I/O pin (bank 4) |
| پین 194 | I/O — User I/O pin (bank 4) |
| پین 195 | I/O — User I/O pin (bank 4) |
| پین 196 | I/O — User I/O pin (bank 4) |
| پین 197 | I/O — User I/O pin (bank 4) |
| پین 198 | I/O — User I/O pin (bank 4) |
| پین 199 | I/O — User I/O pin (bank 4) |
| پین 200 | I/O — User I/O pin (bank 4) |
| پین 201 | I/O — User I/O pin (bank 4) |
| پین 202 | I/O — User I/O pin (bank 4) |
| پین 203 | I/O — User I/O pin (bank 4) |
| پین 204 | I/O — User I/O pin (bank 4) |
| پین 205 | TDO — JTAG Test Data Out |
| پین 206 | GND — Ground |
| پین 207 | I/O — User I/O pin (bank 1) |
| پین 208 | I/O — User I/O pin (bank 1) |
کاربردهای معمول
EPM3512AQ208-10N مناسب است برای 6 کاربردs: PCI Bus Interface Glue Logic, Industrial PLC I/O Expansion, Telecommunications Backplane Control, JTAG-Based Test Infrastructure, Legacy 5V to 3.3V Voltage Translation, Address Decoding and Chip Select Generation.
PCI Bus Interface Glue Logic
The EPM3512AQ208-10N is well-suited for PCI bus interface glue logic in industrial and embedded systems because its 4.5 ns pin-to-pin delay and 227.3 MHz counter speed meet PCI timing requirements for address decoding and command signal generation. Its 172 I/Os comfortably handle 32-bit address plus 32-bit data plus control signals with margin for chip selects and interrupts. The IEEE 1532 ISP simplifies firmware updates on production boards. Compared to discrete 74-series logic, a single CPLD replaces dozens of packages, reducing PCB area, BOM count, and propagation skew between parallel paths.
پیشنهادی
Industrial PLC I/O Expansion
In industrial PLC and process-control designs, the EPM3512AQ208-10N provides deterministic glue logic for I/O expansion modules, encoder interfacing, and isolated digital I/O aggregation. The 3.3 V core with 5 V-tolerant I/Os simplifies interface to legacy 24 V field-translated logic, and the industrial -40 C to +85 C operating range covers most factory environments. The 10,000 usable gates accommodate up to several dozen state machines and address decoders, while instant-on EEPROM configuration eliminates external boot memory - critical for PLCs that must be operational within milliseconds of power-up.
پیشنهادی
Telecommunications Backplane Control
The EPM3512AQ208-10N excels at telecommunications backplane control applications such as T1/E1 framer glue, line-card interface logic, and clock-distribution steering. Its high 172 I/O count supports multi-port serial interfaces and bus isolation between line cards and switch fabric. The 227.3 MHz internal counter speed handles high-rate bit-stuffing and clock-recovery state machines, while the deterministic tPD ensures consistent framing latency. ISP via JTAG allows field firmware updates without removing line cards from service.
پیشنهادی
JTAG-Based Test Infrastructure
For JTAG-based boundary-scan test and in-system programming infrastructure, the EPM3512AQ208-10N acts as a JTAG chain extender, TAP controller aggregator, or BSDL-driven test access port. Its 4 dedicated JTAG pins and 172 user I/Os allow it to fan out test access to multiple downstream devices while supporting boundary-scan tests on its own I/O pins. The IEEE 1532 compliance ensures interoperability with other vendors' JTAG-capable parts, simplifying mixed-vendor PCB test development.
پیشنهادی
Legacy 5V to 3.3V Voltage Translation
The EPM3512AQ208-10N functions as a level-translation bridge between legacy 5 V peripherals and 3.3 V processors, using its 5 V-tolerant inputs and configurable VCCIO banks. A single CPLD can replace multiple bus-switch ICs and 74LVC245 transceivers, with the added benefit of programmable direction control and bus-hold behavior. This simplifies board design when migrating from 5 V MCUs to 3.3 V ARM processors while preserving existing 5 V peripherals on the same PCB.
پیشنهادی
Address Decoding and Chip Select Generation
The EPM3512AQ208-10N is widely used for address decoding and chip-select generation in microprocessor systems where multiple memory and peripheral devices share a common bus. Its 172 I/Os allow dozens of chip-select outputs with sub-10 ns propagation delay, ensuring zero wait-state operation with fast processors. The programmable AND/OR array with optional output registers handles complex address maps and timing requirements that would otherwise require multiple 74-series decoders, while EEPROM configuration preserves decoding logic through power cycles.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای EPM3512AQ208-10N — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | EPM3512AQC208-10N | EPM3512AQI208-10N | EPM3512AQC208-10 | EPM3256AQI208-10N | EPM3256AQC208-10N |
|---|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Package | 208-pin PQFP | 208-pin PQFP - same | 208-pin PQFP - same | 208-pin PQFP - same | 208-pin PQFP - same | 208-pin PQFP - same |
| Macrocells | 512 | 512 (same die) | 512 (same die) | 512 (same die) | 256 (-50%) | 256 (-50%) |
| Temperature Grade | Industrial (-40 C to +85 C) | Commercial (0 C to +85 C) | Industrial (same) | Commercial | Industrial | Commercial |
| Speed Grade | -10 (10 ns tPD) | -10 (same) | -10 (same) | -10 (same) | -10 (same) | -10 (same) |
| Usable Gates | 10,000 | 10,000 (same) | 10,000 (same) | 10,000 (same) | 5,000 (-50%) | 5,000 (-50%) |
| Core Voltage (VCCINT) | 3.3 V | 3.3 V (same) | 3.3 V (same) | 3.3 V (same) | 3.3 V (same) | 3.3 V (same) |
تفاوت‌های کلیدی
- Highest macrocell density in MAX 3000A family (در مقابلEPM3256AQI208-10N)
- Same-die package variant availability (در مقابلEPM3512AFC256-10N)
- Industrial temperature grade standard (در مقابلEPM3512AQC208-10N)
یادداشت‌های طراحی
The EPM3512AQ208-10N requires two separate supply rails: VCCINT (3.3 V) for internal logic and input buffers, and VCCIO (2.5 V, 3.3 V, or 5.0 V) for I/O output drivers. Each VCCINT/VCCIO pin must have a 0.1 uF decoupling capacitor placed within 100 mils of the pin, with additional 1 uF to 10 uF bulk capacitors on each supply rail. Mixed-voltage designs can configure VCCIO1-VCCIO4 independently, but VCCINT must remain at 3.3 V +/- 0.3 V. Power sequencing is not required; either rail may come up first without damaging the device.
For the 208-pin PQFP package, route JTAG signals (TDI, TDO, TMS, TCK) with characteristic impedance of 50 ohms and keep traces shorter than 4 inches to avoid signal integrity issues at programming time. Place a 4.7 kohm pull-up resistor on TMS and TDI per IEEE 1532 recommendations to keep the JTAG TAP controller in a known state at power-up. Ensure the TCK trace has a clean ground reference and avoid routing JTAG signals near switching power or high-frequency clock traces to prevent programming failures.
Estimated: At -10 speed grade with 172 active outputs switching at 33 MHz CMOS loads, ICC (core current) may reach 150 mA and I/O current may add 10-50 mA per bank. Verify thermal dissipation by calculating total package dissipation and ensuring junction temperature stays below 150 C. Also note that all VCCIO banks must be powered even if unused - floating VCCIO pins cause unpredictable I/O behavior. Always program the device before connecting outputs to live buses to avoid contention during initial power-up.
اطلاعات انطباق
RoHS and lead-free status not confirmed from verified web data for EPM3512AQ208-10N. CPLDs are typically not AEC-Q100 qualified. Refer to manufacturer product page or distributor listing for definitive compliance status.