EPM7512BQC208-7 - MAX 7000B CPLD 512 Macro Cells | Altera
Артикул: EPM7512BQC208-7 ✗ Снят с производства| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
EPM7512BQC208-7 Обзор
A CPLD (Complex Programmable Logic Device) is a programmable logic IC that combines multiple logic blocks, macrocells, and a programmable interconnect array on a single die, allowing designers to implement custom digital logic without fabricating an ASIC. Within the logic IC hierarchy, a CPLD sits between simple PLDs (PAL/GAL) and FPGAs: CPLDs offer deterministic timing, non-volatile EEPROM configuration, and instant-on operation, while FPGAs provide higher logic density at the cost of external configuration memory. The MAX 7000B family is built on Altera's second-generation Multiple Array MatriX (MAX) architecture using high-performance 2.5 V CMOS EEPROM technology.
Key differentiators of the EPM7512BQC208-7 include its 512 macrocells (the highest density in the MAX 7000B family), 176 user I/O pins, 7 ns propagation delay, and EEPROM-based in-system programmability (ISP) that retains configuration without a battery or boot PROM. The 2.5 V core supply reduces dynamic power versus 5 V MAX 7000S devices while remaining tolerant of legacy 3.3 V system interfaces.
The device uses a Multiple Array MatriX architecture with logic array blocks (LABs) feeding a programmable interconnect array, giving predictable, fixed pin-to-pin delays independent of routing. Each macrocell provides programmable flip-flops, product-term logic, and I/O registers, enabling state machines, bus interfaces, and glue logic to be integrated into one device.
Typical applications include legacy industrial control boards, PCI/ISA bus bridging, address decoding and chip-select generation, instrumentation glue logic, and replacement of discrete 74-series logic. The 208-pin PQFP footprint is shared across the MAX 7000B family, allowing density migration without PCB redesign.
When designing with this CPLD, note that the -7 speed grade is the fastest commercial grade in the family; the -10 and -15 grades trade speed for lower cost. Because the device is EEPROM-based, it is configured at power-up with no external configuration device, simplifying board bring-up compared with SRAM-based FPGAs.
This page synthesizes distributor availability, drop-in speed-grade alternatives, and practical design notes for the EPM7512BQC208-7 that are not consolidated in the manufacturer datasheet.
Аналоги без доработки для EPM7512BQC208-7 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с EPM7512BQC208-7 (тот же форм-фактор и посадочное место) — отличается по Operating Temperature, Programmable Type, Device Type, Package Code, Propagation Delay (tPD).
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
EPM7512BQC208-10
✅ Прямая замена✓ В наличии
$19.4 / шт.
Открыть даташит →EPM7512BQC208-5
✅ Прямая замена✓ В наличии
$38.66 / шт.
Открыть даташит →EPM7512BQC208-7 Максимальные параметры и электрические характеристики
| Family | MAX 7000B |
| Device Type | Complex Programmable Logic Device (CPLD) |
| Macrocells | 512 |
| Usable Gates | 10,000 |
| User I/O Pins | 176 |
| Maximum Internal Frequency | 90.1 MHz |
| Propagation Delay (tPD) | 7 ns |
| Supply Voltage (Core) | 2.375 V to 2.625 V (2.5 V nominal) |
| Programmable Type | In-System Programmable (ISP), EEPROM-based |
| Корпус | 208-pin PQFP (28x28 mm) |
| Package Code | FQFP |
| Terminal Form | Gull Wing |
| Рабочая температура | 0C to 90C (commercial) |
| Тип монтажа | Surface Mount |
| Logic Family | CMOS |
| ECCN | 3A991 |
| Configuration Retention | Non-volatile (no external configuration device required) |
Конфигурация выводов EPM7512BQC208-7
| Контакт 1 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 2 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 3 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 4 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 5 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 6 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 7 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 8 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 9 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 10 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 11 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 12 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 13 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 14 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 15 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 16 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 17 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 18 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 19 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 20 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 21 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 22 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 23 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 24 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 25 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 26 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 27 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 28 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 29 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 30 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 31 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 32 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 33 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 34 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 35 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 36 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 37 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 38 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 39 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 40 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 41 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 42 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 43 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 44 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 45 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 46 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 47 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 48 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 49 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 50 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 51 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 52 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 53 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 54 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 55 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 56 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 57 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 58 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 59 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 60 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 61 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 62 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 63 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 64 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 65 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 66 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 67 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 68 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 69 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 70 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 71 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 72 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 73 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 74 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 75 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 76 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 77 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 78 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 79 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 80 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 81 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 82 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 83 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 84 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 85 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 86 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 87 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 88 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 89 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 90 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 91 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 92 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 93 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 94 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 95 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 96 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 97 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 98 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 99 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 100 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 101 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 102 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 103 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 104 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 105 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 106 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 107 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 108 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 109 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 110 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 111 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 112 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 113 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 114 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 115 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 116 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 117 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 118 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 119 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 120 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 121 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 122 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 123 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 124 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 125 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 126 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 127 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 128 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 129 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 130 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 131 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 132 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 133 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 134 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 135 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 136 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 137 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 138 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 139 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 140 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 141 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 142 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 143 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 144 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 145 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 146 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 147 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 148 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 149 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 150 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 151 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 152 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 153 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 154 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 155 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 156 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 157 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 158 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 159 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 160 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 161 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 162 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 163 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 164 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 165 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 166 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 167 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 168 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 169 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 170 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 171 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 172 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 173 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 174 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 175 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 176 | I/O — User I/O pin (per MAX 7000B 208-pin PQFP pinout) |
| Контакт 177 | VCCINT — 2.5 V core power supply |
| Контакт 178 | GND — Ground |
| Контакт 179 | VCCIO — I/O power supply |
| Контакт 180 | GND — Ground |
| Контакт 181 | VCCINT — 2.5 V core power supply |
| Контакт 182 | GND — Ground |
| Контакт 183 | VCCIO — I/O power supply |
| Контакт 184 | GND — Ground |
| Контакт 185 | VCCINT — 2.5 V core power supply |
| Контакт 186 | GND — Ground |
| Контакт 187 | VCCIO — I/O power supply |
| Контакт 188 | GND — Ground |
| Контакт 189 | VCCINT — 2.5 V core power supply |
| Контакт 190 | GND — Ground |
| Контакт 191 | VCCIO — I/O power supply |
| Контакт 192 | GND — Ground |
| Контакт 193 | VCCINT — 2.5 V core power supply |
| Контакт 194 | GND — Ground |
| Контакт 195 | VCCIO — I/O power supply |
| Контакт 196 | GND — Ground |
| Контакт 197 | VCCINT — 2.5 V core power supply |
| Контакт 198 | GND — Ground |
| Контакт 199 | VCCIO — I/O power supply |
| Контакт 200 | GND — Ground |
| Контакт 201 | VCCINT — 2.5 V core power supply |
| Контакт 202 | GND — Ground |
| Контакт 203 | VCCIO — I/O power supply |
| Контакт 204 | GND — Ground |
| Контакт 205 | TDI — JTAG test data input |
| Контакт 206 | TDO — JTAG test data output |
| Контакт 207 | TMS — JTAG test mode select |
| Контакт 208 | TCK — JTAG test clock |
Типичное применение
EPM7512BQC208-7 подходит для 6 применениеs: Legacy Industrial Control Boards, PCI/ISA Bus Bridging and Interface Logic, Instrumentation Glue Logic and Address Decoding, Replacement of Discrete 74-Series Logic, Test and Measurement Equipment Control, Legacy Board Repair and Obsolescence Management.
Legacy Industrial Control Boards
The EPM7512BQC208-7 fits legacy industrial control boards because its 512 macrocells and 176 user I/O pins can absorb the discrete 74-series glue logic, address decoders, and state machines that populate older controller cards. Its 2.5 V core and EEPROM-based configuration mean the board powers up instantly with no external configuration PROM, which matters in factory equipment that must resume operation immediately after a power interruption. The 7 ns pin-to-pin delay and 90.1 MHz internal frequency provide deterministic timing for handshake and interlock logic. Because the 208-pin PQFP footprint is shared across the MAX 7000B family, a board can be re-spun with a different density without changing the land pattern. The main trade-off is that the 2.5 V core requires a dedicated regulator rail alongside legacy 5 V and 3.3 V supplies.
Рекомендуется
PCI/ISA Bus Bridging and Interface Logic
The EPM7512BQC208-7 is well suited to PCI and ISA bus bridging because its 176 user I/O pins can directly interface a 32-bit local bus to peripheral devices while implementing wait-state generation, byte swapping, and chip-select decoding in programmable logic. The 7 ns propagation delay supports the tight setup and hold windows of legacy parallel buses, and the 512 macrocells provide enough product terms for complex address decode without external PALs. EEPROM configuration means the bridge logic is live immediately at power-up, avoiding the configuration latency of SRAM-based FPGAs. Designers should note that the 2.5 V core requires level shifting when interfacing 5 V PCI signaling, and that the -10 speed grade may be marginal for the fastest bus cycles, making the -7 grade the safer choice for full-speed operation.
Рекомендуется
Instrumentation Glue Logic and Address Decoding
In instrumentation designs the EPM7512BQC208-7 consolidates address decoding, chip-select generation, and read/write strobe logic that would otherwise require dozens of 74-series packages. Its 512 macrocells allow multiple peripheral decoders to be implemented in one device, reducing board area and improving reliability by eliminating inter-package routing. The 7 ns pin-to-pin delay keeps decode paths short enough for fast microprocessor buses, and the 90.1 MHz internal frequency supports simple state machines for ADC/DAC sequencing. Because the device is EEPROM-based, calibration and configuration data are retained without a battery. The trade-off is static power: the 2.5 V CMOS core draws quiescent current even when idle, so battery-powered instruments should evaluate the power budget carefully.
Рекомендуется
Replacement of Discrete 74-Series Logic
The EPM7512BQC208-7 replaces large banks of discrete 74-series logic by integrating counters, shift registers, multiplexers, and glue gates into a single 208-pin PQFP device. With 512 macrocells and 176 user I/O pins, a single CPLD can absorb the equivalent of dozens of SSI/MSI packages, shrinking board area and reducing assembly cost. The 7 ns propagation delay is comparable to fast 74-series logic, so timing behavior is preserved, and the EEPROM configuration means no boot device is needed. Engineers migrating from discrete logic should account for the 2.5 V core supply and the need to re-verify timing closure, since CPLD routing introduces fixed but nonzero delays that differ from discrete gate propagation.
Рекомендуется
Test and Measurement Equipment Control
The EPM7512BQC208-7 is used in test and measurement equipment to implement trigger logic, timing generators, and instrument control state machines. Its 90.1 MHz internal frequency and 7 ns pin-to-pin delay allow precise event sequencing, while 176 user I/O pins can drive front-panel controls, relays, and measurement front ends directly. The non-volatile EEPROM configuration ensures the instrument is operational immediately at power-on, which is important for automated test cells that cannot wait for FPGA configuration. Because the MAX 7000B family is an older line, designers should plan for long-term supply by stocking the -7 grade or qualifying the pin-compatible -10 grade as a fallback for non-critical timing paths.
Рекомендуется
Legacy Board Repair and Obsolescence Management
The EPM7512BQC208-7 is frequently sourced for repair and obsolescence management of legacy boards where the 208-pin PQFP footprint is fixed and redesign is not economical. Because the MAX 7000B family is no longer in active production, the -7 grade is obtained through independent and aftermarket channels, and buyers should verify date codes and authenticity. The pin-compatible EPM7512BQC208-10 and EPM7512BQC208-5 grades provide fallback options when the -7 is unavailable, since all three share the same die and package. For long-term support, engineers should archive the original JEDEC programming file and confirm that any substitute grade still meets the board's timing margins before committing to volume purchases.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для EPM7512BQC208-7 — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | EPM7512BQC208-10 | EPM7512BQC208-5 | EPM7512BFC256-7 |
|---|---|---|---|---|
| Package | 208-pin PQFP (28x28 mm) | 208-pin PQFP (28x28 mm) - same | 208-pin PQFP (28x28 mm) - same | 256-pin FBGA - different |
| Brand | Altera | Altera | Altera | Altera |
| Propagation Delay (tPD) | 7 ns | 10 ns | 5 ns | 7 ns |
| Macrocells | 512 | 512 | 512 | 512 |
| Core Supply Voltage | 2.375 V to 2.625 V | 2.375 V to 2.625 V | 2.375 V to 2.625 V | 2.375 V to 2.625 V |
| Operating Temperature | 0C to 90C (commercial) | 0C to 90C (commercial) | 0C to 90C (commercial) | 0C to 90C (commercial) |
| Configuration Type | EEPROM-based, in-system programmable | EEPROM-based, in-system programmable | EEPROM-based, in-system programmable | EEPROM-based, in-system programmable |
Ключевые отличия
- Fastest commercial speed grade in the MAX 7000B 208-pin PQFP family (против EPM7512BQC208-10)
- Highest macrocell density in the MAX 7000B family (против EPM7256BQC208-7)
- Non-volatile EEPROM configuration with instant-on operation (против EPM7512BFC256-7)
Заметки по проектированию
The EPM7512BQC208-7 requires a 2.5 V core supply within 2.375 V to 2.625 V. Decouple each VCCINT pin with a 0.1 uF ceramic capacitor placed as close to the pin as possible, plus at least one 10 uF bulk capacitor per supply rail. Because the MAX 7000B core is CMOS, dynamic current scales with switching frequency and the number of toggling macrocells; estimate the worst-case ICC from the datasheet ICC vs frequency curve and size the regulator with at least 30% margin. Do not share the 2.5 V rail with noisy switching regulators without additional LC filtering.
The 208-pin PQFP has a 0.5 mm lead pitch, so use a solder mask-defined land pattern and reflow profile per the manufacturer datasheet. Route all VCCINT and VCCIO pins to solid power planes rather than daisy-chaining, and place a 0.1 uF decoupling capacitor within 2 mm of every power pin. Keep the JTAG signals (TCK, TMS, TDI, TDO) short and referenced to a continuous ground plane; TCK in particular should be treated as a clock net with controlled impedance to avoid programming failures. Provide a ground via adjacent to each decoupling capacitor.
A common mistake when substituting speed grades is assuming the -10 part will always work in a -7 socket. The EPM7512BQC208-10 is pin-compatible but 43% slower in pin-to-pin delay (10 ns vs 7 ns), so any design operating near the 90.1 MHz limit or with tight external bus timing may fail. Always re-run static timing analysis with the slower grade's derated tPD and tSU/tCO values before committing to a substitution. Also verify that the programming file targets the correct device density, since the MAX 7000B family shares a footprint but not a JEDEC file across densities.
Информация о соответствии
Compliance data for the EPM7512BQC208-7 was not present in the verified web data. The part carries ECCN 3A991 per distributor data. Confirm RoHS/REACH status with the manufacturer or distributor before design release.
