EPM3512AQC208-7 - MAX 3000A CPLD, 512 Macrocells, 7.5ns, 208-PQFP | Intel
N.º da peça: EPM3512AQC208-7 ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $69.53 | $69,53 |
| 10 | $62.58 | $625,80 |
| 100 | $55.62 | $5.562,00 |
| 500 | $48.67 | $24.335,00 |
| 1.000 | $41.72 | $41.720,00 |
EPM3512AQC208-7 Visão geral
A Complex Programmable Logic Device (CPLD) is a non-volatile programmable logic device that combines multiple PAL-like logic blocks on a single chip, providing predictable timing, instant-on behavior, and high I/O count for glue-logic, bus-interface, and state-controller applications. CPLDs sit alongside FPGAs in the programmable logic hierarchy: FPGAs offer higher logic density and register count, while CPLDs excel at deterministic timing, lower power, and instant boot from on-chip EEPROM. The MAX 3000A family targets cost-sensitive industrial, communication, and consumer designs that need fast, deterministic logic integration.
The EPM3512AQC208-7 integrates in-system programmability (ISP) compliant with the IEEE Std. 1532 specification, allowing concurrent ISP across multiple PLD vendors and reconfiguration without removing the device from the board. The MultiVolt I/O pins interface directly with 5.0 V, 3.3 V, and 2.5 V logic, eliminating external level shifters when bridging legacy and modern buses. Built on a 0.30 um CMOS EEPROM process with a MAX architecture, the device delivers high logic density with predictable interconnect delays that are independent of routing patterns, simplifying static-timing closure.
Typical applications include bus-interface bridging, address decoding and glue logic for microprocessor systems, state-machine controllers, I/O expansion, and power-up sequencing for FPGAs or processors requiring controlled reset behavior. Designers often pair the EPM3512AQC208-7 with an external configuration PROM or use it standalone for deterministic control logic. Its instant-on EEPROM architecture boots the configured logic within microseconds, which is critical for safety-critical and deterministic system bring-up.
When designing with the EPM3512AQC208-7, observe the 208-PQFP thermal envelope and provide a sufficient ground/power plane on inner PCB layers to keep junction temperature below 125 C. Decouple each VCCINT and VCCIO pin with a 0.1 uF ceramic capacitor placed within 100 mils of the pin, and use the Quartus II or MAX+PLUS II software toolchain for fitting, simulation, and JTAG-based ISP.
Alternativas drop-in para EPM3512AQC208-7 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com EPM3512AQC208-7 (mesmo formato e footprint) — diferindo em Package, Operating Temperature, Speed Grade, In-System Programmability, Process Technology.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
EPM3512AQC208-7N
✅ Drop-In✓ Em estoque
$41.41 / unidade
Ver ficha técnica →EPM3512AQC208-10
✅ Drop-In✓ Em estoque
$22.1 / unidade
Ver ficha técnica →EPM3512AQC208-10N
✅ Drop-In✓ Em estoque
$42.8 / unidade
Ver ficha técnica →EPM3512AQC208-15N
✅ Drop-In✓ Em estoque
$20.5 / unidade
Ver ficha técnica →EPM3512AQC208-3N
✅ Drop-In✓ Em estoque
$16.4 / unidade
Ver ficha técnica →EPM3512AQC208-2
✅ Drop-In✓ Em estoque
$18.75 / unidade
Ver ficha técnica →EPM3512AQC208-7 Classificações máximas e características elétricas
| Family | MAX 3000A |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Macrocells | 512 |
| Usable Gates | 10,000 |
| Propagation Delay (tPD) | 7.5 ns |
| Counter Frequency (fCNT) | 116.3 MHz |
| User I/Os | 172 |
| Logic Elements / LEs | N/A (CPLD macrocell architecture) |
| Supply Voltage (VCCINT) | 3.3 V |
| I/O Standards Supported | 5.0 V, 3.3 V, 2.5 V (MultiVolt I/O) |
| Encapsulamento | 208-Pin PQFP (FQFP, gull-wing) |
| Temperatura de operação | 0 C to +70 C (commercial) |
| Programming | In-System Programmable via JTAG (IEEE Std. 1532) |
| Process Technology | CMOS EEPROM, 0.30 um |
| Status RoHS | Compliant |
| Lead-Free | Yes |
Configuração de pinos do EPM3512AQC208-7
| Pino 1 | I/O — User I/O pin (bank 1) |
| Pino 2 | I/O — User I/O pin (bank 1) |
| Pino 3 | I/O — User I/O pin (bank 1) |
| Pino 4 | I/O — User I/O pin (bank 1) |
| Pino 5 | I/O — User I/O pin (bank 1) |
| Pino 6 | I/O — User I/O pin (bank 1) |
| Pino 7 | VCCIO1 — I/O bank 1 supply voltage (MultiVolt) |
| Pino 8 | I/O — User I/O pin (bank 1) |
| Pino 9 | I/O — User I/O pin (bank 1) |
| Pino 10 | I/O — User I/O pin (bank 1) |
| Pino 11 | I/O — User I/O pin (bank 1) |
| Pino 12 | I/O — User I/O pin (bank 1) |
| Pino 13 | I/O — User I/O pin (bank 1) |
| Pino 14 | I/O — User I/O pin (bank 1) |
| Pino 15 | I/O — User I/O pin (bank 1) |
| Pino 16 | I/O — User I/O pin (bank 1) |
| Pino 17 | I/O — User I/O pin (bank 1) |
| Pino 18 | GND — Ground |
| Pino 19 | I/O — User I/O pin (bank 1) |
| Pino 20 | I/O — User I/O pin (bank 1) |
| Pino 21 | I/O — User I/O pin (bank 1) |
| Pino 22 | I/O — User I/O pin (bank 1) |
| Pino 23 | I/O — User I/O pin (bank 1) |
| Pino 24 | I/O — User I/O pin (bank 1) |
| Pino 25 | I/O — User I/O pin (bank 1) |
| Pino 26 | I/O — User I/O pin (bank 1) |
| Pino 27 | I/O — User I/O pin (bank 1) |
| Pino 28 | GND — Ground |
| Pino 29 | I/O — User I/O pin (bank 2) |
| Pino 30 | I/O — User I/O pin (bank 2) |
| Pino 31 | I/O — User I/O pin (bank 2) |
| Pino 32 | I/O — User I/O pin (bank 2) |
| Pino 33 | I/O — User I/O pin (bank 2) |
| Pino 34 | VCCIO2 — I/O bank 2 supply voltage (MultiVolt) |
| Pino 35 | I/O — User I/O pin (bank 2) |
| Pino 36 | I/O — User I/O pin (bank 2) |
| Pino 37 | I/O — User I/O pin (bank 2) |
| Pino 38 | I/O — User I/O pin (bank 2) |
| Pino 39 | I/O — User I/O pin (bank 2) |
| Pino 40 | I/O — User I/O pin (bank 2) |
| Pino 41 | I/O — User I/O pin (bank 2) |
| Pino 42 | I/O — User I/O pin (bank 2) |
| Pino 43 | I/O — User I/O pin (bank 2) |
| Pino 44 | I/O — User I/O pin (bank 2) |
| Pino 45 | I/O — User I/O pin (bank 2) |
| Pino 46 | I/O — User I/O pin (bank 2) |
| Pino 47 | I/O — User I/O pin (bank 2) |
| Pino 48 | I/O — User I/O pin (bank 2) |
| Pino 49 | I/O — User I/O pin (bank 2) |
| Pino 50 | GND — Ground |
| Pino 51 | I/O — User I/O pin (bank 2) |
| Pino 52 | I/O — User I/O pin (bank 2) |
| Pino 53 | I/O — User I/O pin (bank 2) |
| Pino 54 | I/O — User I/O pin (bank 2) |
| Pino 55 | I/O — User I/O pin (bank 2) |
| Pino 56 | I/O — User I/O pin (bank 2) |
| Pino 57 | I/O — User I/O pin (bank 2) |
| Pino 58 | I/O — User I/O pin (bank 2) |
| Pino 59 | GND — Ground |
| Pino 60 | I/O — User I/O pin (bank 3) |
| Pino 61 | I/O — User I/O pin (bank 3) |
| Pino 62 | I/O — User I/O pin (bank 3) |
| Pino 63 | I/O — User I/O pin (bank 3) |
| Pino 64 | I/O — User I/O pin (bank 3) |
| Pino 65 | I/O — User I/O pin (bank 3) |
| Pino 66 | I/O — User I/O pin (bank 3) |
| Pino 67 | I/O — User I/O pin (bank 3) |
| Pino 68 | I/O — User I/O pin (bank 3) |
| Pino 69 | I/O — User I/O pin (bank 3) |
| Pino 70 | VCCIO3 — I/O bank 3 supply voltage (MultiVolt) |
| Pino 71 | I/O — User I/O pin (bank 3) |
| Pino 72 | I/O — User I/O pin (bank 3) |
| Pino 73 | I/O — User I/O pin (bank 3) |
| Pino 74 | I/O — User I/O pin (bank 3) |
| Pino 75 | I/O — User I/O pin (bank 3) |
| Pino 76 | I/O — User I/O pin (bank 3) |
| Pino 77 | I/O — User I/O pin (bank 3) |
| Pino 78 | I/O — User I/O pin (bank 3) |
| Pino 79 | GND — Ground |
| Pino 80 | I/O — User I/O pin (bank 3) |
| Pino 81 | I/O — User I/O pin (bank 3) |
| Pino 82 | I/O — User I/O pin (bank 3) |
| Pino 83 | I/O — User I/O pin (bank 3) |
| Pino 84 | I/O — User I/O pin (bank 3) |
| Pino 85 | I/O — User I/O pin (bank 3) |
| Pino 86 | I/O — User I/O pin (bank 3) |
| Pino 87 | I/O — User I/O pin (bank 3) |
| Pino 88 | I/O — User I/O pin (bank 3) |
| Pino 89 | I/O — User I/O pin (bank 3) |
| Pino 90 | GND — Ground |
| Pino 91 | I/O — User I/O pin (bank 4) |
| Pino 92 | I/O — User I/O pin (bank 4) |
| Pino 93 | I/O — User I/O pin (bank 4) |
| Pino 94 | I/O — User I/O pin (bank 4) |
| Pino 95 | I/O — User I/O pin (bank 4) |
| Pino 96 | I/O — User I/O pin (bank 4) |
| Pino 97 | I/O — User I/O pin (bank 4) |
| Pino 98 | VCCIO4 — I/O bank 4 supply voltage (MultiVolt) |
| Pino 99 | I/O — User I/O pin (bank 4) |
| Pino 100 | I/O — User I/O pin (bank 4) |
| Pino 101 | I/O — User I/O pin (bank 4) |
| Pino 102 | I/O — User I/O pin (bank 4) |
| Pino 103 | I/O — User I/O pin (bank 4) |
| Pino 104 | I/O — User I/O pin (bank 4) |
| Pino 105 | I/O — User I/O pin (bank 4) |
| Pino 106 | I/O — User I/O pin (bank 4) |
| Pino 107 | I/O — User I/O pin (bank 4) |
| Pino 108 | I/O — User I/O pin (bank 4) |
| Pino 109 | I/O — User I/O pin (bank 4) |
| Pino 110 | GND — Ground |
| Pino 111 | I/O — User I/O pin (bank 4) |
| Pino 112 | I/O — User I/O pin (bank 4) |
| Pino 113 | I/O — User I/O pin (bank 4) |
| Pino 114 | I/O — User I/O pin (bank 4) |
| Pino 115 | I/O — User I/O pin (bank 4) |
| Pino 116 | I/O — User I/O pin (bank 4) |
| Pino 117 | I/O — User I/O pin (bank 4) |
| Pino 118 | I/O — User I/O pin (bank 4) |
| Pino 119 | I/O — User I/O pin (bank 4) |
| Pino 120 | I/O — User I/O pin (bank 4) |
| Pino 121 | I/O — User I/O pin (bank 4) |
| Pino 122 | GND — Ground |
| Pino 123 | I/O — User I/O pin (bank 4) |
| Pino 124 | I/O — User I/O pin (bank 4) |
| Pino 125 | I/O — User I/O pin (bank 4) |
| Pino 126 | I/O — User I/O pin (bank 4) |
| Pino 127 | I/O — User I/O pin (bank 4) |
| Pino 128 | I/O — User I/O pin (bank 4) |
| Pino 129 | I/O — User I/O pin (bank 4) |
| Pino 130 | I/O — User I/O pin (bank 4) |
| Pino 131 | I/O — User I/O pin (bank 4) |
| Pino 132 | GND — Ground |
| Pino 133 | I/O — User I/O pin (bank 4) |
| Pino 134 | TDI — JTAG Test Data In |
| Pino 135 | TMS — JTAG Test Mode Select |
| Pino 136 | TCK — JTAG Test Clock |
| Pino 137 | VCCINT — Core supply voltage (3.3 V) |
| Pino 138 | I/O — User I/O pin (bank 4) |
| Pino 139 | I/O — User I/O pin (bank 4) |
| Pino 140 | I/O — User I/O pin (bank 4) |
| Pino 141 | I/O — User I/O pin (bank 4) |
| Pino 142 | I/O — User I/O pin (bank 4) |
| Pino 143 | I/O — User I/O pin (bank 4) |
| Pino 144 | I/O — User I/O pin (bank 4) |
| Pino 145 | I/O — User I/O pin (bank 4) |
| Pino 146 | GND — Ground |
| Pino 147 | I/O — User I/O pin (bank 3) |
| Pino 148 | I/O — User I/O pin (bank 3) |
| Pino 149 | I/O — User I/O pin (bank 3) |
| Pino 150 | I/O — User I/O pin (bank 3) |
| Pino 151 | I/O — User I/O pin (bank 3) |
| Pino 152 | I/O — User I/O pin (bank 3) |
| Pino 153 | I/O — User I/O pin (bank 3) |
| Pino 154 | I/O — User I/O pin (bank 3) |
| Pino 155 | I/O — User I/O pin (bank 3) |
| Pino 156 | I/O — User I/O pin (bank 3) |
| Pino 157 | I/O — User I/O pin (bank 3) |
| Pino 158 | I/O — User I/O pin (bank 3) |
| Pino 159 | I/O — User I/O pin (bank 3) |
| Pino 160 | I/O — User I/O pin (bank 3) |
| Pino 161 | I/O — User I/O pin (bank 3) |
| Pino 162 | GND — Ground |
| Pino 163 | I/O — User I/O pin (bank 3) |
| Pino 164 | I/O — User I/O pin (bank 3) |
| Pino 165 | I/O — User I/O pin (bank 3) |
| Pino 166 | I/O — User I/O pin (bank 3) |
| Pino 167 | I/O — User I/O pin (bank 3) |
| Pino 168 | I/O — User I/O pin (bank 3) |
| Pino 169 | I/O — User I/O pin (bank 3) |
| Pino 170 | I/O — User I/O pin (bank 3) |
| Pino 171 | I/O — User I/O pin (bank 3) |
| Pino 172 | I/O — User I/O pin (bank 3) |
| Pino 173 | I/O — User I/O pin (bank 3) |
| Pino 174 | I/O — User I/O pin (bank 3) |
| Pino 175 | VCCINT — Core supply voltage (3.3 V) |
| Pino 176 | TDO — JTAG Test Data Out |
| Pino 177 | GND — Ground |
| Pino 178 | I/O — User I/O pin (bank 2) |
| Pino 179 | I/O — User I/O pin (bank 2) |
| Pino 180 | I/O — User I/O pin (bank 2) |
| Pino 181 | I/O — User I/O pin (bank 2) |
| Pino 182 | I/O — User I/O pin (bank 2) |
| Pino 183 | I/O — User I/O pin (bank 2) |
| Pino 184 | I/O — User I/O pin (bank 2) |
| Pino 185 | I/O — User I/O pin (bank 2) |
| Pino 186 | I/O — User I/O pin (bank 2) |
| Pino 187 | I/O — User I/O pin (bank 2) |
| Pino 188 | I/O — User I/O pin (bank 2) |
| Pino 189 | I/O — User I/O pin (bank 2) |
| Pino 190 | I/O — User I/O pin (bank 2) |
| Pino 191 | I/O — User I/O pin (bank 2) |
| Pino 192 | I/O — User I/O pin (bank 2) |
| Pino 193 | GND — Ground |
| Pino 194 | I/O — User I/O pin (bank 2) |
| Pino 195 | I/O — User I/O pin (bank 2) |
| Pino 196 | I/O — User I/O pin (bank 2) |
| Pino 197 | I/O — User I/O pin (bank 2) |
| Pino 198 | I/O — User I/O pin (bank 2) |
| Pino 199 | I/O — User I/O pin (bank 2) |
| Pino 200 | I/O — User I/O pin (bank 2) |
| Pino 201 | I/O — User I/O pin (bank 2) |
| Pino 202 | I/O — User I/O pin (bank 2) |
| Pino 203 | I/O — User I/O pin (bank 2) |
| Pino 204 | I/O — User I/O pin (bank 2) |
| Pino 205 | I/O — User I/O pin (bank 2) |
| Pino 206 | I/O — User I/O pin (bank 2) |
| Pino 207 | I/O — User I/O pin (bank 2) |
| Pino 208 | GND — Ground |
Aplicações típicas
EPM3512AQC208-7 é adequado para 6 aplicaçãos: Microprocessor Bus Interface Bridging, FPGA Configuration and Power Sequencing Controller, State Machine and Control Logic, Address Decoding and Memory Interfacing, I/O Expansion and GPIO Multiplexing, Legacy System Maintenance and Drop-In Replacement.
Microprocessor Bus Interface Bridging
The EPM3512AQC208-7's 172 user I/Os and 7.5 ns tPD make it an ideal bridge between microprocessors, DSPs, and peripherals operating at different bus widths or voltages. Its MultiVolt I/O directly interfaces 5.0 V legacy peripherals with 3.3 V modern cores without external level shifters, reducing BOM cost and board area. With 512 macrocells and deterministic timing, it can decode full 24-bit address spaces in a single pass, providing chip-select generation, wait-state insertion, and interrupt prioritization for systems requiring fast, predictable glue logic.
Recomendado
FPGA Configuration and Power Sequencing Controller
FPGAs require strict multi-rail power-up and reset sequencing to prevent inrush damage and configuration errors. The EPM3512AQC208-7's instant-on EEPROM architecture boots in microseconds - far faster than FPGAs that need external configuration time - allowing it to drive enable lines, monitor PGOOD flags, and release FPGA reset only after all rails stabilize. Its 172 I/Os can manage multiple FPGAs, voltage regulators, and monitoring rails simultaneously, while the deterministic 7.5 ns tPD guarantees precise timing margins for sequenced power systems in industrial and telecom hardware.
Recomendado
State Machine and Control Logic
Industrial controllers, motor drives, and instrumentation require deterministic state machines with guaranteed response times. The EPM3512AQC208-7's CPLD architecture provides predictable, routing-independent 7.5 ns pin-to-pin delays that simplify static-timing analysis - unlike FPGAs whose interconnect delays vary with placement. With 512 macrocells and 116.3 MHz counter frequency, designers can implement multi-state FSMs, PWM generators, quadrature decoders, and protocol controllers in a single device, while the instant-on EEPROM eliminates boot-time variability in safety-critical control loops.
Recomendado
Address Decoding and Memory Interfacing
Memory subsystems require precise address decoding with sub-nanosecond setup times to avoid bus contention. The EPM3512AQC208-7's 7.5 ns tPD and 172 I/Os support full 32-bit address decoding with multiple chip-select outputs that enable memory banks, ROMs, and peripherals in a single cycle. Its MultiVolt I/O interfaces directly with SRAM, DRAM, and Flash memories operating at 5 V or 3.3 V without glue logic. The deterministic timing makes it a preferred choice for legacy CPU boards and 8/16/32-bit embedded systems requiring reliable address decoding.
Recomendado
I/O Expansion and GPIO Multiplexing
Embedded systems frequently need more I/Os than the host microcontroller provides. The EPM3512AQC208-7 with 172 user I/Os can multiplex keypad rows/columns, LCD segment drivers, LED displays, and parallel peripherals through a serial SPI or I2C interface from the host. Its 3.3 V core with 5 V-tolerant I/O directly drives both modern and legacy peripherals, while the in-system programmability via JTAG allows field firmware updates without desoldering. This makes it ideal for industrial HMIs, point-of-sale terminals, and instrumentation front panels.
Recomendado
Legacy System Maintenance and Drop-In Replacement
Many industrial, military, and aerospace systems designed in the late 1990s and early 2000s use the EPM3512AQC208-7 and now face EOL pressure on legacy components. The same -7 part with original Altera die remains available through distribution channels, providing an authentic drop-in replacement that preserves qualification, certification, and form-fit-function. Designers can also substitute speed-grade variants (-10, -3) within the same 208-PQFP package if stock of the -7 grade is constrained. This makes the EPM3512AQC208-7 family an essential part for sustaining legacy equipment.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para EPM3512AQC208-7 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | EPM3512AQC208-7N | EPM3512AQC208-10 | EPM3512AQC208-10N | EPM3512AQC208-15N | EPM3512AQC208-3N | EPM3512AQC208-2 |
|---|---|---|---|---|---|---|---|
| Package | 208-PQFP | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same |
| Brand | Intel (formerly Altera) | Intel - same | Intel - same | Intel - same | Intel - same | Intel - same | Intel - same |
| Macrocells | 512 | 512 | 512 | 512 | 512 | 512 | 512 |
| Propagation Delay (tPD) | 7.5 ns | 7.5 ns | 10 ns | 10 ns | 15 ns | 3 ns | 2 ns |
| User I/Os | 172 | 172 | 172 | 172 | 172 | 172 | 172 |
| Lead-Free / RoHS | RoHS (check variant) | Yes (lead-free) | Check variant | Yes (lead-free) | Yes (lead-free) | Yes (lead-free) | Check variant |
| Core Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| MultiVolt I/O (5.0V/3.3V/2.5V) | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Principais diferenciais
- Highest-density MAX 3000A in 208-PQFP package (vs EPM3256AQC208-7)
- Pin-compatible lead-free RoHS option (vs EPM3512AQC208-7N)
- True drop-in upgrade path with speed-grade variants (vs EPM3512AQC208-3N)
- MultiVolt I/O eliminates external level shifters (vs EPM3512AFI256-7N (256-FBGA variant))
Notas de projeto
Estimated: The EPM3512AQC208-7 draws approximately 100-300 mA at 3.3 V VCCINT depending on activity factor, plus I/O bank current at VCCIO. Decouple every VCCINT and VCCIO pin with a 0.1 uF ceramic capacitor placed within 100 mils of the pin; add a bulk 10 uF tantalum or ceramic near the device. Place VCCIO decoupling per bank because each bank can run at a different MultiVolt level. Use separate analog and digital ground planes joined at a single point under the CPLD.
The 208-PQFP has a theta_JA of approximately 35 C/W. At maximum commercial ambient (70 C) and typical 1 W dissipation, junction temperature rises 35 C to about 105 C - within the 125 C limit but with limited headroom. Provide thermal vias under the exposed die pad (PQFP has no exposed pad; rely on copper pour and inner-layer ground planes for heat spreading). Avoid placing the CPLD near high-power devices; in enclosed industrial housings, derate to 60 C ambient.
Route JTAG signals (TCK, TMS, TDI, TDO) with 4-8 mil traces and keep them under 2 inches; place a 10 kohm pull-up on TCK, TMS, TDI per IEEE 1532. The 208-PQFP has fine-pitch gull-wing leads at 0.5 mm pitch - use 4-layer PCB with 4-mil space/4-mil trace design rules for escape routing. Keep high-speed output traces short and series-terminate if driving more than 2 inches.
Do not confuse the 208-PQFP with the 256-FBGA (EPM3512AFI256-7) - they are NOT drop-in compatible despite sharing the 3512 die. The PQFP uses peripheral gull-wing leads while the FBGA uses a ball grid; pin functions and I/O bank assignments differ. Also, the EPM3512AQC208-7 vs EPM3512AQC208-7N differs only in lead finish (Pb vs Pb-free) - both are electrically identical. Use Quartus II 13.0 or earlier for design compilation; newer Quartus versions dropped MAX 3000A support.
When interfacing 5 V peripherals with the EPM3512AQC208-7, set the relevant VCCIO bank to 3.3 V (not 5 V) - the I/O pins are 5 V tolerant when VCCIO = 3.3 V per MultiVolt spec. Driving 5 V signals into a VCCIO=2.5 V bank exceeds absolute maximum ratings. For clock inputs, keep rise/fall times below 200 ns and avoid ringing by source-terminating fast edges with a 33 ohm series resistor at the driver.
Informações de conformidade
RoHS compliance depends on suffix: the -7N suffix is explicitly Pb-free per FindIC data; the -7 suffix may be SnPb or Pb-free depending on date code. AEC-Q100 not qualified - commercial grade only (0-70 C). IEEE Std. 1532 ISP compliant.
