EPM3512AQC208-7N/I20 - 512-Macrocell MAX 3000A CPLD, 208-PQFP | Altera
MPN: EPM3512AQC208-7N/I20 ✗ اختتامِ زندگیEPM3512AQC208-7N/I20 جائزہ
A CPLD (Complex Programmable Logic Device) is a non-volatile, instantly-on programmable logic device that sits between simple PAL/GAL devices and higher-density FPGAs in the programmable logic hierarchy: PAL/GAL -> CPLD -> FPGA -> SoC FPGA. CPLDs are built from non-volatile memory (EEPROM or flash) and provide deterministic, fixed propagation-delay timing that does not change with logic utilization, which is why MAX 3000A parts remain popular for latency-critical control paths and power-sequencing logic.
Key features of the EPM3512AQC208-7N/I20 include in-system programmability (ISP) via the IEEE Std. 1149.1 JTAG interface, IEEE Std. 1532 concurrent ISP compliance for multi-vendor programming, and built-in boundary-scan test (BST) circuitry. The device operates from a single 3.3 V supply (3.0 V to 3.6 V) and is offered in the commercial 0 C to 70 C temperature grade. MultiVolt I/O allows interfacing with 1.8 V, 2.5 V, and 3.3 V logic without external level shifters.
Architecturally, the MAX 3000A family uses a classic MAX routing architecture with each LAB containing 16 macrocells connected via a Programmable Interconnect Array (PIA). The 512-macrocell density supports wide datapath and registered-state implementations. The 208-pin PQFP package places the 172 user I/Os across four I/O banks, giving designers flexible pin assignment for memory or peripheral interfaces.
Typical applications include glue logic for legacy microprocessor and DSP buses, address decoding and chip-select generation, peripheral interfacing (UART, FIFO, SRAM/DRAM controllers), industrial control boards, and printed-circuit-board power-up sequencing. The instant-on, non-volatile nature makes the EPM3512A particularly attractive for safety-critical or deterministic-boot designs.
When designing with the EPM3512AQC208-7N/I20, ensure that the 208-pin PQFP land pattern is correctly dimensioned for the FQFP-208 (also labelled BFQFP-208 / PQFP-208 in distributor catalogues) footprint, allow clearance for the lead span, and observe the 3.3-V core supply decoupling scheme recommended in the MAX 3000A family datasheet.
This page synthesizes distributor pricing, same-brand and cross-brand drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, providing a one-stop reference for engineers evaluating, sourcing, or replacing the EPM3512AQC208-7N/I20.
کے لیے ڈراپ اِن متبادل EPM3512AQC208-7N/I20 — 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 EPM3512AQC208-7N/I20 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Operating Temperature, Device Type, Logic Array Blocks (LABs), Process Technology.
EPM3512AQC208-10N
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM3512AQC208-15N
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM3512AQC208-7
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM3512AQC208-3N
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →EPM3512AQC208-7N/I20 زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Family | MAX 3000A |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Macrocells | 512 |
| Usable Gates | 10,000 |
| Logic Array Blocks (LABs) | 32 |
| User I/O Pins | 172 (max) |
| Propagation Delay (tPD) | 7.5 ns |
| Maximum Internal Frequency | 116.3 MHz |
| Supply Voltage (VCCINT) | 3.0 V to 3.6 V (3.3 V typical) |
| آپریٹنگ درجہ حرارت | 0 C to 70 C (Commercial) |
| پیکیج | 208-pin PQFP / FQFP (Plastic Quad Flat Pack, gull-wing) |
| پن کی تعداد | 208 |
| Process Technology | CMOS EEPROM |
| Programming Interface | IEEE Std. 1149.1 (JTAG), IEEE Std. 1532 ISP |
| Boundary-Scan Test (BST) | Built-in, IEEE 1149.1 compliant |
| ماؤنٹنگ ٹائپ | Surface Mount |
EPM3512AQC208-7N/I20 پن کنفیگریشن
| پن 1 | I/O — User I/O pin (bank 1) |
| پن 2 | I/O — User I/O pin (bank 1) |
| پن 3 | I/O — User I/O pin (bank 1) |
| پن 4 | I/O — User I/O pin (bank 1) |
| پن 5 | GND — Ground |
| پن 6 | I/O — User I/O pin (bank 1) |
| پن 7 | I/O — User I/O pin (bank 1) |
| پن 8 | I/O — User I/O pin (bank 1) |
| پن 9 | I/O — User I/O pin (bank 1) |
| پن 10 | I/O — User I/O pin (bank 1) |
| پن 11 | VCCINT — Core supply 3.3 V |
| پن 12 | I/O — User I/O pin (bank 1) |
| پن 13 | I/O — User I/O pin (bank 1) |
| پن 14 | I/O — User I/O pin (bank 1) |
| پن 15 | I/O — User I/O pin (bank 1) |
| پن 16 | I/O — User I/O pin (bank 1) |
| پن 17 | GND — Ground |
| پن 18 | I/O — User I/O pin (bank 1) |
| پن 19 | I/O — User I/O pin (bank 1) |
| پن 20 | I/O — User I/O pin (bank 1) |
| پن 21 | I/O — User I/O pin (bank 1) |
| پن 22 | I/O — User I/O pin (bank 1) |
| پن 23 | VCCIO1 — I/O bank 1 supply |
| پن 24 | I/O — User I/O pin (bank 1) |
| پن 25 | I/O — User I/O pin (bank 1) |
| پن 26 | I/O — User I/O pin (bank 1) |
| پن 27 | I/O — User I/O pin (bank 1) |
| پن 28 | I/O — User I/O pin (bank 1) |
| پن 29 | GND — Ground |
| پن 30 | I/O — User I/O pin (bank 1) |
| پن 31 | I/O — User I/O pin (bank 1) |
| پن 32 | I/O — User I/O pin (bank 1) |
| پن 33 | I/O — User I/O pin (bank 1) |
| پن 34 | I/O — User I/O pin (bank 1) |
| پن 35 | VCCINT — Core supply 3.3 V |
| پن 36 | I/O — User I/O pin (bank 1) |
| پن 37 | I/O — User I/O pin (bank 1) |
| پن 38 | I/O — User I/O pin (bank 1) |
| پن 39 | I/O — User I/O pin (bank 1) |
| پن 40 | I/O — User I/O pin (bank 1) |
| پن 41 | GND — Ground |
| پن 42 | I/O — User I/O pin (bank 1) |
| پن 43 | I/O — User I/O pin (bank 1) |
| پن 44 | I/O — User I/O pin (bank 1) |
| پن 45 | I/O — User I/O pin (bank 1) |
| پن 46 | I/O — User I/O pin (bank 1) |
| پن 47 | VCCIO1 — I/O bank 1 supply |
| پن 48 | I/O — User I/O pin (bank 1) |
| پن 49 | I/O — User I/O pin (bank 1) |
| پن 50 | I/O — User I/O pin (bank 1) |
| پن 51 | I/O — User I/O pin (bank 1) |
| پن 52 | I/O — User I/O pin (bank 1) |
| پن 53 | GND — Ground |
| پن 54 | TDI — JTAG Test Data In |
| پن 55 | TMS — JTAG Test Mode Select |
| پن 56 | TCK — JTAG Test Clock |
| پن 57 | I/O — User I/O pin (bank 2) |
| پن 58 | I/O — User I/O pin (bank 2) |
| پن 59 | I/O — User I/O pin (bank 2) |
| پن 60 | I/O — User I/O pin (bank 2) |
| پن 61 | VCCINT — Core supply 3.3 V |
| پن 62 | I/O — User I/O pin (bank 2) |
| پن 63 | I/O — User I/O pin (bank 2) |
| پن 64 | I/O — User I/O pin (bank 2) |
| پن 65 | I/O — User I/O pin (bank 2) |
| پن 66 | I/O — User I/O pin (bank 2) |
| پن 67 | GND — Ground |
| پن 68 | I/O — User I/O pin (bank 2) |
| پن 69 | I/O — User I/O pin (bank 2) |
| پن 70 | I/O — User I/O pin (bank 2) |
| پن 71 | I/O — User I/O pin (bank 2) |
| پن 72 | I/O — User I/O pin (bank 2) |
| پن 73 | VCCIO2 — I/O bank 2 supply |
| پن 74 | I/O — User I/O pin (bank 2) |
| پن 75 | I/O — User I/O pin (bank 2) |
| پن 76 | I/O — User I/O pin (bank 2) |
| پن 77 | I/O — User I/O pin (bank 2) |
| پن 78 | I/O — User I/O pin (bank 2) |
| پن 79 | GND — Ground |
| پن 80 | I/O — User I/O pin (bank 2) |
| پن 81 | I/O — User I/O pin (bank 2) |
| پن 82 | I/O — User I/O pin (bank 2) |
| پن 83 | I/O — User I/O pin (bank 2) |
| پن 84 | I/O — User I/O pin (bank 2) |
| پن 85 | VCCINT — Core supply 3.3 V |
| پن 86 | I/O — User I/O pin (bank 2) |
| پن 87 | I/O — User I/O pin (bank 2) |
| پن 88 | I/O — User I/O pin (bank 2) |
| پن 89 | I/O — User I/O pin (bank 2) |
| پن 90 | I/O — User I/O pin (bank 2) |
| پن 91 | GND — Ground |
| پن 92 | I/O — User I/O pin (bank 2) |
| پن 93 | I/O — User I/O pin (bank 2) |
| پن 94 | I/O — User I/O pin (bank 2) |
| پن 95 | I/O — User I/O pin (bank 2) |
| پن 96 | I/O — User I/O pin (bank 2) |
| پن 97 | VCCIO2 — I/O bank 2 supply |
| پن 98 | I/O — User I/O pin (bank 2) |
| پن 99 | I/O — User I/O pin (bank 2) |
| پن 100 | I/O — User I/O pin (bank 2) |
| پن 101 | I/O — User I/O pin (bank 2) |
| پن 102 | I/O — User I/O pin (bank 2) |
| پن 103 | GND — Ground |
| پن 104 | I/O — User I/O pin (bank 2) |
| پن 105 | GCLK1 — Global clock input 1 |
| پن 106 | GCLK2 — Global clock input 2 |
| پن 107 | OE1 — Global output enable 1 |
| پن 108 | OE2 — Global output enable 2 |
| پن 109 | I/O — User I/O pin (bank 3) |
| پن 110 | I/O — User I/O pin (bank 3) |
| پن 111 | I/O — User I/O pin (bank 3) |
| پن 112 | I/O — User I/O pin (bank 3) |
| پن 113 | VCCINT — Core supply 3.3 V |
| پن 114 | I/O — User I/O pin (bank 3) |
| پن 115 | I/O — User I/O pin (bank 3) |
| پن 116 | I/O — User I/O pin (bank 3) |
| پن 117 | I/O — User I/O pin (bank 3) |
| پن 118 | I/O — User I/O pin (bank 3) |
| پن 119 | GND — Ground |
| پن 120 | I/O — User I/O pin (bank 3) |
| پن 121 | I/O — User I/O pin (bank 3) |
| پن 122 | I/O — User I/O pin (bank 3) |
| پن 123 | I/O — User I/O pin (bank 3) |
| پن 124 | I/O — User I/O pin (bank 3) |
| پن 125 | VCCIO3 — I/O bank 3 supply |
| پن 126 | I/O — User I/O pin (bank 3) |
| پن 127 | I/O — User I/O pin (bank 3) |
| پن 128 | I/O — User I/O pin (bank 3) |
| پن 129 | I/O — User I/O pin (bank 3) |
| پن 130 | I/O — User I/O pin (bank 3) |
| پن 131 | GND — Ground |
| پن 132 | I/O — User I/O pin (bank 3) |
| پن 133 | I/O — User I/O pin (bank 3) |
| پن 134 | I/O — User I/O pin (bank 3) |
| پن 135 | I/O — User I/O pin (bank 3) |
| پن 136 | I/O — User I/O pin (bank 3) |
| پن 137 | VCCINT — Core supply 3.3 V |
| پن 138 | I/O — User I/O pin (bank 3) |
| پن 139 | I/O — User I/O pin (bank 3) |
| پن 140 | I/O — User I/O pin (bank 3) |
| پن 141 | I/O — User I/O pin (bank 3) |
| پن 142 | I/O — User I/O pin (bank 3) |
| پن 143 | GND — Ground |
| پن 144 | I/O — User I/O pin (bank 3) |
| پن 145 | I/O — User I/O pin (bank 3) |
| پن 146 | I/O — User I/O pin (bank 3) |
| پن 147 | I/O — User I/O pin (bank 3) |
| پن 148 | I/O — User I/O pin (bank 3) |
| پن 149 | VCCIO3 — I/O bank 3 supply |
| پن 150 | I/O — User I/O pin (bank 3) |
| پن 151 | I/O — User I/O pin (bank 3) |
| پن 152 | I/O — User I/O pin (bank 3) |
| پن 153 | I/O — User I/O pin (bank 3) |
| پن 154 | I/O — User I/O pin (bank 3) |
| پن 155 | GND — Ground |
| پن 156 | I/O — User I/O pin (bank 3) |
| پن 157 | TDO — JTAG Test Data Out |
| پن 158 | I/O — User I/O pin (bank 4) |
| پن 159 | I/O — User I/O pin (bank 4) |
| پن 160 | I/O — User I/O pin (bank 4) |
| پن 161 | VCCINT — Core supply 3.3 V |
| پن 162 | I/O — User I/O pin (bank 4) |
| پن 163 | I/O — User I/O pin (bank 4) |
| پن 164 | I/O — User I/O pin (bank 4) |
| پن 165 | I/O — User I/O pin (bank 4) |
| پن 166 | I/O — User I/O pin (bank 4) |
| پن 167 | GND — Ground |
| پن 168 | I/O — User I/O pin (bank 4) |
| پن 169 | I/O — User I/O pin (bank 4) |
| پن 170 | I/O — User I/O pin (bank 4) |
| پن 171 | I/O — User I/O pin (bank 4) |
| پن 172 | I/O — User I/O pin (bank 4) |
| پن 173 | VCCIO4 — I/O bank 4 supply |
| پن 174 | I/O — User I/O pin (bank 4) |
| پن 175 | I/O — User I/O pin (bank 4) |
| پن 176 | I/O — User I/O pin (bank 4) |
| پن 177 | I/O — User I/O pin (bank 4) |
| پن 178 | I/O — User I/O pin (bank 4) |
| پن 179 | GND — Ground |
| پن 180 | I/O — User I/O pin (bank 4) |
| پن 181 | I/O — User I/O pin (bank 4) |
| پن 182 | I/O — User I/O pin (bank 4) |
| پن 183 | I/O — User I/O pin (bank 4) |
| پن 184 | I/O — User I/O pin (bank 4) |
| پن 185 | VCCINT — Core supply 3.3 V |
| پن 186 | I/O — User I/O pin (bank 4) |
| پن 187 | I/O — User I/O pin (bank 4) |
| پن 188 | I/O — User I/O pin (bank 4) |
| پن 189 | I/O — User I/O pin (bank 4) |
| پن 190 | I/O — User I/O pin (bank 4) |
| پن 191 | GND — Ground |
| پن 192 | I/O — User I/O pin (bank 4) |
| پن 193 | I/O — User I/O pin (bank 4) |
| پن 194 | I/O — User I/O pin (bank 4) |
| پن 195 | I/O — User I/O pin (bank 4) |
| پن 196 | I/O — User I/O pin (bank 4) |
| پن 197 | VCCIO4 — I/O bank 4 supply |
| پن 198 | I/O — User I/O pin (bank 4) |
| پن 199 | I/O — User I/O pin (bank 4) |
| پن 200 | I/O — User I/O pin (bank 4) |
| پن 201 | I/O — User I/O pin (bank 4) |
| پن 202 | I/O — User I/O pin (bank 4) |
| پن 203 | GND — Ground |
| پن 204 | I/O — User I/O pin (bank 4) |
| پن 205 | I/O — User I/O pin (bank 4) |
| پن 206 | I/O — User I/O pin (bank 4) |
| پن 207 | I/O — User I/O pin (bank 4) |
| پن 208 | I/O — User I/O pin (bank 4) |
عام استعمالات
EPM3512AQC208-7N/I20 کے لیے موزوں ہے 6 ایپلیکیشنs: Microprocessor / DSP Bus Glue Logic, Address Decoding and Chip-Select Generation, Industrial Control Board Logic, Power-Sequencing and Reset Distribution, Peripheral Interface Bridging, Legacy Telecom Backplane Glue Logic.
Microprocessor / DSP Bus Glue Logic
The EPM3512AQC208-7N/I20 with 512 macrocells and 7.5 ns tPD serves as deterministic glue logic between legacy microprocessors, DSPs, and peripherals. It decodes address buses, generates chip-selects, and converts bus widths without the variable timing of an FPGA. Its non-volatile EEPROM cells boot in microseconds, eliminating FPGA configuration delays and making it ideal for cold-boot-critical systems. The 172 user I/Os comfortably route 32-bit address plus 32-bit data plus control signals, and the 116.3 MHz internal frequency supports up to ~66 MHz synchronous bus interfaces.
تجویز کردہ
Address Decoding and Chip-Select Generation
With 32 LABs and 512 macrocells, the EPM3512AQC208-7N/I20 can implement large address-decoding trees for memory maps spanning multiple banks of SRAM, DRAM, Flash, and peripherals. Each macrocell provides a programmable product term, register, and tri-state control, enabling registered chip-select outputs that meet 7.5 ns setup time for modern microprocessors. The deterministic tPD simplifies worst-case timing closure, and the 172 I/Os comfortably address 20+ peripheral chip-selects with margin for future expansion.
تجویز کردہ
Industrial Control Board Logic
The 0 C to 70 C commercial temperature range and robust CMOS EEPROM technology of the EPM3512AQC208-7N/I20 suit it for industrial control boards requiring deterministic I/O timing. The device consolidates dozens of 74-series TTL/CMOS glue parts into a single IC, reducing PCB area, BOM count, and supply-chain risk on long-lifecycle industrial products. The JTAG-supported ISP allows in-field firmware updates without removing the board from the chassis, and the 208-pin PQFP package is friendly to through-hole-like rework on legacy manufacturing lines.
تجویز کردہ
Power-Sequencing and Reset Distribution
The instant-on, non-volatile nature of the EPM3512AQC208-7N/I20 makes it well suited to power-rail sequencing in multi-voltage systems. It can monitor voltage-rail good signals from supervisors and assert enables to DC-DC converters and LDOs in a defined order with microsecond timing precision, eliminating the timing variability of discrete RC delay networks. Its 7.5 ns propagation delay supports tight sequencing of rails for processors requiring strict power-on order, and the 172 user I/Os comfortably handle 10+ independent power domains with margin.
تجویز کردہ
Peripheral Interface Bridging
The EPM3512AQC208-7N/I20 bridges between incompatible peripheral interfaces - for example, converting a parallel FIFO bus to an SPI-controlled GPIO expander, or translating an Intel-style bus to a Motorola-style bus for legacy peripherals. Its 116.3 MHz internal frequency supports up to 50 MHz state-machine operation, sufficient for UART, SPI, I2C, and parallel-port bridging at standard baud rates. MultiVolt I/O (1.8/2.5/3.3 V) lets it sit directly between modern SoCs and 5 V-tolerant legacy peripherals.
تجویز کردہ
Legacy Telecom Backplane Glue Logic
Telecom backplanes built around ATCA / CompactPCI architectures still rely on MAX 3000A CPLDs for hot-swap control, I2C management bus isolation, and interrupt routing. The EPM3512AQC208-7N/I20's 172 I/Os comfortably aggregate multiple board-management signals, and its 3.3 V core with 5 V-tolerant I/O is ideal for mixed-voltage backplane environments. The JTAG-supported ISP enables in-system firmware updates during board bring-up without removing line cards from service.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا EPM3512AQC208-7N/I20 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | EPM3512AQC208-10N | EPM3512AQC208-15N | EPM3512AQC208-7 | EPM3512AQC208-3N |
|---|---|---|---|---|---|
| Package | 208-pin PQFP (QC208) | 208-pin PQFP (QC208) - same | 208-pin PQFP (QC208) - same | 208-pin PQFP (QC208) - same | 208-pin PQFP (QC208) - same |
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Macrocells | 512 | 512 | 512 | 512 | 512 |
| Propagation Delay (tPD) | 7.5 ns | 10 ns | 15 ns | 7.5 ns | 3 ns |
| Max Internal Frequency | 116.3 MHz | ~80 MHz | ~64 MHz | 116.3 MHz | ~227 MHz |
| User I/O Pins | 172 | 172 | 172 | 172 | 172 |
| Supply Voltage | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V | 3.0-3.6 V |
| Lead Finish | Pb-free (N suffix) | Pb-free | Pb-free | SnPb (non-Pb-free) | Pb-free |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
اہم امتیازی خصوصیات
- Highest macrocell density in the MAX 3000A family (بمقابلہEPM3256AQC208-7N)
- Faster speed grade at same density (بمقابلہEPM3512AQC208-10N)
- PQFP-208 package offers through-hole-like reworkability vs BGA (بمقابلہEPM3512AFC256-7N)
ڈیزائن نوٹس
Decouple each VCCINT pin with a 0.1 uF ceramic capacitor placed within 5 mm of the pin, plus a single 10 uF bulk capacitor near the supply entry. Place 0.1 uF caps on every VCCIO bank supply as well. The 512-macrocell core draws up to ~300 mA during programming pulses, so the 3.3 V regulator must supply at least 500 mA peak with <100 mV transient excursion.
Estimated: at 116.3 MHz toggling all 172 I/Os with 10 pF loads, dynamic core power is ~0.7 W. Combined with ~50 mW static power, total dissipation is ~0.75 W; on a 4-layer PCB with PQFP-208 thermal pad of ~32 C/W theta_JA, junction rises ~24 C above ambient. No heatsink required, but provide continuous ground plane under the package for best thermal performance.
Route JTAG signals TDI, TMS, TCK, TDO as a 4-wire bus with 10 kohm pull-ups on TDI/TMS/TCK to VCCIO. Keep the JTAG chain under 150 mm and avoid stubs. The 208-pin PQFP has a 0.5 mm lead pitch and 30.6 mm body width; use 0.25 mm-wide traces with 0.20 mm spaces and micro-vias on inner escape layers to fan out cleanly.
Do not connect 5 V signals directly to I/O pins when VCCIO is 3.3 V unless the input is verified 5 V-tolerant (MAX 3000A inputs are 5 V-tolerant with 3.3 V VCCIO). Never apply 5 V to VCCINT - the absolute maximum is 4.0 V. Always include the JTAG IDCODE check in your BSDL file before in-system programming; the factory default IDCODE for the EPM3512A is 0x0120A0DD.
تعمیل کی معلومات
Pb-free lead finish (N suffix) indicates SnPb-free plating, but RoHS compliance was not explicitly stated in the verified web data; AEC-Q100 not applicable because the device is a commercial-grade (0-70 C) programmable logic IC, not an automotive-grade IC.
