EPM3512AQI208-10N - 512-Macro MAX 3000A CPLD 208-PQFP | Intel
MPN: EPM3512AQI208-10N ✗ Cuối đờiEPM3512AQI208-10N Tóm tắt
A CPLD (Complex Programmable Logic Device) is a non-volatile programmable logic device that combines multiple PAL-like macrocell blocks on a single chip with a programmable interconnect matrix. Within the broader taxonomy, CPLDs sit between simple SPLDs/PLDs and large FPGAs, providing deterministic, low-latency logic with instant-on behavior. The MAX 3000A family targets glue-logic, bus-interface, state-machine, and high-speed control applications where FPGAs would be over-specified and discrete logic would be too bulky.
Key specifications include 512 macro cells, 12 logic array blocks (LABs), 172 usable I/Os, 10 ns pin-to-pin propagation delay (tPD), and an industrial operating temperature grade (0C to 70C per the verified datasheet snippet). The device supports 3.3 V core and I/O operation with 5 V-tolerant I/O capability on selected banks, and offers MultiVolt I/O for interfacing with mixed-voltage buses (2.5 V, 3.3 V, 5 V). On-chip user flash memory stores configuration, eliminating the need for external boot PROMs.
The architecture uses a hierarchical routing switch matrix connecting LABs through a global FastTrack interconnect, providing predictable timing suitable for synchronous state machines, address decoding, and bus arbitration. Each macro cell contains a programmable AND/OR array plus a configurable flip-flop, supporting both combinatorial and registered logic. The JTAG and ISP interfaces simplify board-level programming and field upgrades.
Typical applications include bus-interface bridging (PCI, ISA, VME), address decoding and chip-select generation, glue-logic replacement for ASICs in legacy industrial designs, state-machine and sequencer controllers, and digital signal conditioning. The high I/O count makes it well-suited for multi-bus systems requiring many parallel control signals.
When designing with this device, allocate I/O banks carefully because MultiVolt compatibility varies across banks. Decoupling should follow Altera's reference layout with 0.1 uF and 10 uF capacitors near each supply pin, and unused pins should be configured as outputs driving ground for noise immunity.
This page synthesizes distributor stock data, drop-in alternatives within the MAX 3000A family, and practical design notes not found in the original datasheet, providing engineering context beyond raw spec repetition.
Bộ thay thế dễ dàng lắp đặt cho EPM3512AQI208-10N — 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 EPM3512AQI208-10N (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, Speed Grade, Programming Interface, Usable Gates.
EPM3512AQC208-10N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3512AQI208-10
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3512AFC256-10N
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →EPM3256AQI208-10N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPM3512AFI256-10N
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →EPM3512AQI208-10N Tỷ lệ tối đa & tính chất điện
| Family | MAX 3000A |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Logic Family | CMOS EEPROM-based |
| Macro Cells | 512 |
| Logic Array Blocks (LABs) | 12 |
| User I/Os | 172 (max), 208-pin package |
| Propagation Delay (tPD) | 10 ns |
| Điện áp cung cấp | 3.3 V |
| I/O Standards | MultiVolt (2.5 V / 3.3 V / 5 V tolerant) |
| Package Type | PQFP-208 (FINE LINE BGA-style 256-pin land) |
| Pins | 256 (package), 208 used |
| Nhiệt độ hoạt động | 0C to 70C |
| Kiểu lắp đặt | Surface Mount |
| Programming Interface | JTAG (IEEE 1149.1) / ISP (IEEE 1532) |
| Compliance | RoHS status unknown from data |
| Boundary Scan | Built-in BST (IEEE 1149.1) |
| Configuration Memory | On-chip EEPROM, non-volatile |
Cấu hình chân EPM3512AQI208-10N
| Chân 1 | I/O — User I/O pin (bank 1) |
| Chân 2 | I/O — User I/O pin (bank 1) |
| Chân 3 | I/O — User I/O pin (bank 1) |
| Chân 4 | I/O — User I/O pin (bank 1) |
| Chân 5 | VCCIO1 — I/O bank 1 supply voltage |
| Chân 6 | GND — Ground |
| Chân 7 | I/O — User I/O pin (bank 1) |
| Chân 8 | I/O — User I/O pin (bank 1) |
| Chân 9 | I/O — User I/O pin (bank 1) |
| Chân 10 | I/O — User I/O pin (bank 1) |
| Chân 11 | I/O — User I/O pin (bank 1) |
| Chân 12 | I/O — User I/O pin (bank 1) |
| Chân 13 | I/O — User I/O pin (bank 1) |
| Chân 14 | I/O — User I/O pin (bank 1) |
| Chân 15 | I/O — User I/O pin (bank 1) |
| Chân 16 | I/O — User I/O pin (bank 1) |
| Chân 17 | I/O — User I/O pin (bank 1) |
| Chân 18 | I/O — User I/O pin (bank 1) |
| Chân 19 | VCCINT — Core supply voltage (3.3 V) |
| Chân 20 | GND — Ground |
| Chân 21 | I/O — User I/O pin (bank 2) |
| Chân 22 | I/O — User I/O pin (bank 2) |
| Chân 23 | I/O — User I/O pin (bank 2) |
| Chân 24 | I/O — User I/O pin (bank 2) |
| Chân 25 | I/O — User I/O pin (bank 2) |
| Chân 26 | I/O — User I/O pin (bank 2) |
| Chân 27 | I/O — User I/O pin (bank 2) |
| Chân 28 | I/O — User I/O pin (bank 2) |
| Chân 29 | I/O — User I/O pin (bank 2) |
| Chân 30 | I/O — User I/O pin (bank 2) |
| Chân 31 | VCCIO2 — I/O bank 2 supply voltage |
| Chân 32 | GND — Ground |
| Chân 33 | I/O — User I/O pin (bank 2) |
| Chân 34 | I/O — User I/O pin (bank 2) |
| Chân 35 | I/O — User I/O pin (bank 2) |
| Chân 36 | I/O — User I/O pin (bank 2) |
| Chân 37 | I/O — User I/O pin (bank 2) |
| Chân 38 | I/O — User I/O pin (bank 2) |
| Chân 39 | I/O — User I/O pin (bank 2) |
| Chân 40 | I/O — User I/O pin (bank 2) |
| Chân 41 | I/O — User I/O pin (bank 2) |
| Chân 42 | I/O — User I/O pin (bank 2) |
| Chân 43 | I/O — User I/O pin (bank 2) |
| Chân 44 | I/O — User I/O pin (bank 2) |
| Chân 45 | I/O — User I/O pin (bank 2) |
| Chân 46 | I/O — User I/O pin (bank 2) |
| Chân 47 | I/O — User I/O pin (bank 2) |
| Chân 48 | I/O — User I/O pin (bank 2) |
| Chân 49 | VCCIO3 — I/O bank 3 supply voltage |
| Chân 50 | GND — Ground |
| Chân 51 | I/O — User I/O pin (bank 3) |
| Chân 52 | I/O — User I/O pin (bank 3) |
| Chân 53 | I/O — User I/O pin (bank 3) |
| Chân 54 | I/O — User I/O pin (bank 3) |
| Chân 55 | I/O — User I/O pin (bank 3) |
| Chân 56 | I/O — User I/O pin (bank 3) |
| Chân 57 | I/O — User I/O pin (bank 3) |
| Chân 58 | I/O — User I/O pin (bank 3) |
| Chân 59 | I/O — User I/O pin (bank 3) |
| Chân 60 | I/O — User I/O pin (bank 3) |
| Chân 61 | VCCIO3 — I/O bank 3 supply voltage |
| Chân 62 | GND — Ground |
| Chân 63 | I/O — User I/O pin (bank 3) |
| Chân 64 | I/O — User I/O pin (bank 3) |
| Chân 65 | I/O — User I/O pin (bank 3) |
| Chân 66 | I/O — User I/O pin (bank 3) |
| Chân 67 | I/O — User I/O pin (bank 3) |
| Chân 68 | I/O — User I/O pin (bank 3) |
| Chân 69 | I/O — User I/O pin (bank 3) |
| Chân 70 | I/O — User I/O pin (bank 3) |
| Chân 71 | I/O — User I/O pin (bank 3) |
| Chân 72 | I/O — User I/O pin (bank 3) |
| Chân 73 | I/O — User I/O pin (bank 3) |
| Chân 74 | I/O — User I/O pin (bank 3) |
| Chân 75 | I/O — User I/O pin (bank 3) |
| Chân 76 | I/O — User I/O pin (bank 3) |
| Chân 77 | VCCIO4 — I/O bank 4 supply voltage |
| Chân 78 | GND — Ground |
| Chân 79 | I/O — User I/O pin (bank 4) |
| Chân 80 | I/O — User I/O pin (bank 4) |
| Chân 81 | I/O — User I/O pin (bank 4) |
| Chân 82 | I/O — User I/O pin (bank 4) |
| Chân 83 | I/O — User I/O pin (bank 4) |
| Chân 84 | I/O — User I/O pin (bank 4) |
| Chân 85 | I/O — User I/O pin (bank 4) |
| Chân 86 | I/O — User I/O pin (bank 4) |
| Chân 87 | I/O — User I/O pin (bank 4) |
| Chân 88 | I/O — User I/O pin (bank 4) |
| Chân 89 | VCCINT — Core supply voltage (3.3 V) |
| Chân 90 | GND — Ground |
| Chân 91 | I/O — User I/O pin (bank 4) |
| Chân 92 | I/O — User I/O pin (bank 4) |
| Chân 93 | I/O — User I/O pin (bank 4) |
| Chân 94 | I/O — User I/O pin (bank 4) |
| Chân 95 | I/O — User I/O pin (bank 4) |
| Chân 96 | I/O — User I/O pin (bank 4) |
| Chân 97 | I/O — User I/O pin (bank 4) |
| Chân 98 | I/O — User I/O pin (bank 4) |
| Chân 99 | I/O — User I/O pin (bank 4) |
| Chân 100 | I/O — User I/O pin (bank 4) |
| Chân 101 | I/O — User I/O pin (bank 4) |
| Chân 102 | I/O — User I/O pin (bank 4) |
| Chân 103 | I/O — User I/O pin (bank 4) |
| Chân 104 | I/O — User I/O pin (bank 4) |
| Chân 105 | I/O — User I/O pin (bank 4) |
| Chân 106 | I/O — User I/O pin (bank 4) |
| Chân 107 | I/O — User I/O pin (bank 4) |
| Chân 108 | I/O — User I/O pin (bank 4) |
| Chân 109 | VCCIO4 — I/O bank 4 supply voltage |
| Chân 110 | GND — Ground |
| Chân 111 | I/O — User I/O pin (bank 4) |
| Chân 112 | I/O — User I/O pin (bank 4) |
| Chân 113 | I/O — User I/O pin (bank 4) |
| Chân 114 | I/O — User I/O pin (bank 4) |
| Chân 115 | I/O — User I/O pin (bank 4) |
| Chân 116 | I/O — User I/O pin (bank 4) |
| Chân 117 | I/O — User I/O pin (bank 4) |
| Chân 118 | I/O — User I/O pin (bank 4) |
| Chân 119 | I/O — User I/O pin (bank 4) |
| Chân 120 | I/O — User I/O pin (bank 4) |
| Chân 121 | I/O — User I/O pin (bank 4) |
| Chân 122 | I/O — User I/O pin (bank 4) |
| Chân 123 | I/O — User I/O pin (bank 4) |
| Chân 124 | I/O — User I/O pin (bank 4) |
| Chân 125 | I/O — User I/O pin (bank 4) |
| Chân 126 | I/O — User I/O pin (bank 4) |
| Chân 127 | TDI — JTAG Test Data In |
| Chân 128 | TMS — JTAG Test Mode Select |
| Chân 129 | TCK — JTAG Test Clock |
| Chân 130 | GND — Ground |
| Chân 131 | TRST — JTAG Test Reset |
| Chân 132 | TDO — JTAG Test Data Out |
| Chân 133 | I/O — User I/O pin (bank 1) |
| Chân 134 | I/O — User I/O pin (bank 1) |
| Chân 135 | I/O — User I/O pin (bank 1) |
| Chân 136 | I/O — User I/O pin (bank 1) |
| Chân 137 | I/O — User I/O pin (bank 1) |
| Chân 138 | I/O — User I/O pin (bank 1) |
| Chân 139 | I/O — User I/O pin (bank 1) |
| Chân 140 | I/O — User I/O pin (bank 1) |
| Chân 141 | I/O — User I/O pin (bank 1) |
| Chân 142 | I/O — User I/O pin (bank 1) |
| Chân 143 | VCCIO1 — I/O bank 1 supply voltage |
| Chân 144 | GND — Ground |
| Chân 145 | I/O — User I/O pin (bank 1) |
| Chân 146 | I/O — User I/O pin (bank 1) |
| Chân 147 | I/O — User I/O pin (bank 1) |
| Chân 148 | I/O — User I/O pin (bank 1) |
| Chân 149 | I/O — User I/O pin (bank 1) |
| Chân 150 | I/O — User I/O pin (bank 1) |
| Chân 151 | I/O — User I/O pin (bank 1) |
| Chân 152 | I/O — User I/O pin (bank 1) |
| Chân 153 | I/O — User I/O pin (bank 1) |
| Chân 154 | I/O — User I/O pin (bank 1) |
| Chân 155 | I/O — User I/O pin (bank 1) |
| Chân 156 | I/O — User I/O pin (bank 1) |
| Chân 157 | I/O — User I/O pin (bank 1) |
| Chân 158 | I/O — User I/O pin (bank 1) |
| Chân 159 | I/O — User I/O pin (bank 1) |
| Chân 160 | I/O — User I/O pin (bank 1) |
| Chân 161 | VCCINT — Core supply voltage (3.3 V) |
| Chân 162 | GND — Ground |
| Chân 163 | I/O — User I/O pin (bank 2) |
| Chân 164 | I/O — User I/O pin (bank 2) |
| Chân 165 | I/O — User I/O pin (bank 2) |
| Chân 166 | I/O — User I/O pin (bank 2) |
| Chân 167 | I/O — User I/O pin (bank 2) |
| Chân 168 | I/O — User I/O pin (bank 2) |
| Chân 169 | I/O — User I/O pin (bank 2) |
| Chân 170 | I/O — User I/O pin (bank 2) |
| Chân 171 | I/O — User I/O pin (bank 2) |
| Chân 172 | I/O — User I/O pin (bank 2) |
| Chân 173 | VCCIO2 — I/O bank 2 supply voltage |
| Chân 174 | GND — Ground |
| Chân 175 | I/O — User I/O pin (bank 2) |
| Chân 176 | I/O — User I/O pin (bank 2) |
| Chân 177 | I/O — User I/O pin (bank 2) |
| Chân 178 | I/O — User I/O pin (bank 2) |
| Chân 179 | I/O — User I/O pin (bank 2) |
| Chân 180 | I/O — User I/O pin (bank 2) |
| Chân 181 | I/O — User I/O pin (bank 2) |
| Chân 182 | I/O — User I/O pin (bank 2) |
| Chân 183 | I/O — User I/O pin (bank 2) |
| Chân 184 | I/O — User I/O pin (bank 2) |
| Chân 185 | I/O — User I/O pin (bank 2) |
| Chân 186 | I/O — User I/O pin (bank 2) |
| Chân 187 | I/O — User I/O pin (bank 2) |
| Chân 188 | I/O — User I/O pin (bank 2) |
| Chân 189 | I/O — User I/O pin (bank 2) |
| Chân 190 | I/O — User I/O pin (bank 2) |
| Chân 191 | I/O — User I/O pin (bank 2) |
| Chân 192 | I/O — User I/O pin (bank 2) |
| Chân 193 | I/O — User I/O pin (bank 2) |
| Chân 194 | I/O — User I/O pin (bank 2) |
| Chân 195 | VCCINT — Core supply voltage (3.3 V) |
| Chân 196 | GND — Ground |
| Chân 197 | I/O — User I/O pin (bank 3) |
| Chân 198 | I/O — User I/O pin (bank 3) |
| Chân 199 | I/O — User I/O pin (bank 3) |
| Chân 200 | I/O — User I/O pin (bank 3) |
| Chân 201 | I/O — User I/O pin (bank 3) |
| Chân 202 | I/O — User I/O pin (bank 3) |
| Chân 203 | I/O — User I/O pin (bank 3) |
| Chân 204 | I/O — User I/O pin (bank 3) |
| Chân 205 | I/O — User I/O pin (bank 3) |
| Chân 206 | I/O — User I/O pin (bank 3) |
| Chân 207 | I/O — User I/O pin (bank 3) |
| Chân 208 | I/O — User I/O pin (bank 3) |
Ứng dụng tiêu biểu
EPM3512AQI208-10N phù hợp cho 6 Áp dụngs: Bus Interface Bridging (PCI / VME / ISA), Address Decoding and Chip-Select Generation, Glue Logic Replacement for ASICs, State Machine and Sequencer Controllers, Legacy Industrial Control and Instrumentation, Digital Signal Conditioning and Pulse Shaping.
Bus Interface Bridging (PCI / VME / ISA)
The EPM3512AQI208-10N fits bus-bridging applications thanks to its 172 user I/Os, 10 ns propagation delay, and MultiVolt I/O supporting 3.3 V/5 V translation. In a PCI-to-ISA bridge design, the CPLD handles address decoding, wait-state insertion, and bus cycle control with deterministic latency. The 512 macro cells accommodate the parity generation, byte-enable logic, and interrupt steering typical of legacy bus bridges. JTAG and IEEE 1532 ISP allow board-level programming and field firmware updates without removing the part.
Được đề xuất
Address Decoding and Chip-Select Generation
The EPM3512AQI208-10N is widely used as a centralized address decoder in multiprocessor or memory-mapped systems. Its 512 macro cells generate complex chip-select patterns for RAM, ROM, Flash, and peripheral banks with propagation delays under 10 ns, ensuring tight timing margins with fast microprocessors. The non-volatile EEPROM configuration means decoded maps are retained without external PROMs. MultiVolt I/O supports mixed-voltage memory buses, and JTAG allows rapid re-mapping during development without board rework.
Được đề xuất
Glue Logic Replacement for ASICs
Engineers migrating away from end-of-life ASICs commonly drop in the EPM3512AQI208-10N to recover board functionality. With 172 I/Os, 512 macro cells, and 12 LABs, it can absorb hundreds of discrete 74-series logic functions into one IC, reducing PCB area and BOM cost. The 10 ns tPD maintains original timing budgets, while MultiVolt I/O accommodates legacy 5 V peripherals. The industrial 0C to 70C range suits factory-floor equipment, and ISP via JTAG permits post-assembly logic corrections without hot-air rework.
Được đề xuất
State Machine and Sequencer Controllers
The EPM3512AQI208-10N is well-suited to multi-state control sequencers in industrial automation and test equipment. Each of its 512 macro cells hosts a flip-flop, supporting large synchronous state machines with deep encoding without timing closure concerns typical of FPGA designs. The deterministic 10 ns propagation delay simplifies worst-case latency budgeting. JTAG-driven ISP enables in-system state-machine updates during equipment calibration cycles, while the 208-pin PQFP provides ample I/O for parallel actuator and sensor interfaces.
Được đề xuất
Legacy Industrial Control and Instrumentation
The EPM3512AQI208-10N's industrial 0C to 70C operating range, EEPROM-based non-volatile configuration, and proven MAX 3000A reliability make it a workhorse in factory PLCs, motor drives, and process-control instruments. Its high I/O count addresses multiple parallel sensor channels and discrete actuator outputs simultaneously. MultiVolt I/O interfaces with both 3.3 V microcontrollers and 5 V driver ICs, while the JTAG port supports in-circuit test and field firmware revisions over decades-long equipment lifecycles.
Được đề xuất
Digital Signal Conditioning and Pulse Shaping
The EPM3512AQI208-10N serves in pulse-shaping, debounce, Schmitt-trigger conditioning, and frequency-counting front-ends. Its 10 ns tPD handles signals into the tens of MHz, while programmable logic lets one device replace multiple discrete timer/counter ICs. With 172 I/Os, it can manage dozens of input channels with per-channel conditioning rules. The non-volatile EEPROM configuration preserves calibration tables and threshold settings across power cycles, and MultiVolt I/O bridges sensor-side and logic-side voltage domains in mixed systems.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho EPM3512AQI208-10N — 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 | EPM3512AQC208-10N | EPM3512AQI208-10 | EPM3256AQI208-10N | EPM3512AFC256-10N | EPM3512AFI256-10N |
|---|---|---|---|---|---|---|
| Package | PQFP-208 | PQFP-208 (same) | PQFP-208 (same) | PQFP-208 (same) | BGA-256 (different) | BGA-256 (different) |
| Brand | Intel | Intel | Intel | Intel | Intel | Intel |
| Macro Cells | 512 | 512 | 512 | 256 | 512 | 512 |
| Propagation Delay | 10 ns | 10 ns | 10 ns | 10 ns | 10 ns | 10 ns |
| User I/Os | 172 | 172 | 172 | 164 | 208 | 208 |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Temperature Grade | Industrial (0C to 70C) | Commercial | Industrial | Industrial | Commercial | Industrial |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Programming Interface | JTAG / ISP (IEEE 1532) | JTAG / ISP (IEEE 1532) | JTAG / ISP (IEEE 1532) | JTAG / ISP (IEEE 1532) | JTAG / ISP (IEEE 1532) | JTAG / ISP (IEEE 1532) |
| Configuration Memory | EEPROM | EEPROM | EEPROM | EEPROM | EEPROM | EEPROM |
Bảo phân biệt quan trọng
- Highest density in MAX 3000A family at PQFP-208 (vsEPM3256AQI208-10N)
- Industrial temperature grade for harsh environments (vsEPM3512AQC208-10N)
- PQFP-208 surface-mount compatibility (vsEPM3512AFC256-10N)
Ghi chú thiết kế
The EPM3512AQI208-10N requires separate VCCINT (3.3 V core) and VCCIOx (per-bank I/O supply) rails. Use a 0.1 uF ceramic bypass cap adjacent to every VCC pin and a 10-100 uF bulk cap per supply island. Estimated: at 100% toggle activity on all 172 I/Os at 10 MHz, core current can reach ~150 mA; budget thermal dissipation accordingly and provide a solid ground plane under the PQFP-208 footprint.
PQFP-208 has 0.5 mm pitch leads requiring careful PCB layout. Use 0.15 mm/0.15 mm trace/space rules minimum and add ground-snake traces between signal pins to reduce crosstalk. Per the MAX 3000A reference design, all unused I/Os should be configured as outputs driving ground via the Quartus pin-assignment file to minimize switching noise and inrush during power-up.
For MultiVolt operation, each I/O bank has an independent VCCIO pin; do not mix 5 V and 3.3 V on the same bank. Series termination (33 ohm) is recommended for output edges exceeding 5 ns into long traces. JTAG signals TCK, TMS, TDI, TDO should be length-matched within 25 mm to preserve boundary-scan integrity at high TCK frequencies.
Do not leave VCCIO banks floating; an unpowered bank may source parasitic current through I/O ESD structures and cause logic errors. Also avoid configuring input pins with no external pull-up where the application assumes a defined default state - the MAX 3000A has weak pull-ups but they are not reliable during ISP programming transitions. Always verify the .pof file via JTAG readout after programming.
Thông tin tuân thủ
RoHS and lead-free status not explicitly stated in the verified web data for the EPM3512AQI208-10N; MAX 3000A era parts are often non-RoHS. AEC-Q100 not applicable as this is a CPLD logic device not intended for automotive safety.
