Altera

EPM3512AQ208-10N - MAX 3000A CPLD, 512 Macrocells, 172 I/O | Altera

N.º da peça: EPM3512AQ208-10N ✓ Ativo
Em estoque Enviado em 1 a 3 dias úteis
3.3 V Vdss 208-pin PQFP Package -10 (10 ns pin-to-pin delay) Speed
A partir de $21.4 USD / unidade
MOQ: 1 |
Preço atualizado: 2026-09-12
Preços por volume
Qtd. Preço unitário Total
1 $38.5 $38,50
10 $34.2 $342,00
100 $28.75 $2.875,00
500 $24.1 $12.050,00
1.000 $21.4 $21.400,00
ℹ️ Todos os preços estão em USD

EPM3512AQ208-10N Visão geral

The Intel / Altera EPM3512AQ208-10N is a member of the MAX 3000A Complex Programmable Logic Device (CPLD) family, delivering 512 macrocells, 172 user I/Os, and 10,000 usable gates in a 208-pin PQFP package with a -10 speed grade (10 ns pin-to-pin delay). It is fabricated on an advanced CMOS EEPROM process, operates from a 3.3 V core supply, and supports 2.5 V, 3.3 V, or 5.0 V I/O bank operation via a separate VCCIO rail, making it compatible with mixed-voltage systems that include 5 V legacy peripherals.

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.

Alternativas drop-in para EPM3512AQ208-10N — 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 EPM3512AQ208-10N (mesmo formato e footprint) — diferindo em Operating Temperature, Logic Array Blocks (LABs), Package, Usable Gates, User I/Os.

Altera
Operating Temperature: 0C to +70C (Commercial)
Comparar com EPM3512AQ208-10N →
Altera
Operating Temperature: -40 C to +85 C (industrial)
Package: 208-pin PQFP (Plastic Quad Flat Pack)
Usable Gates: 5,000
Comparar com EPM3512AQ208-10N →
Altera
Operating Temperature: 0C to +70C (commercial)
Logic Array Blocks (LABs): 16
Package: PQFP-240 (QC20 designation per Altera ordering code)
Comparar com EPM3512AQ208-10N →
Altera
Operating Temperature: 0C to +70 C (commercial)
User I/Os: 208
Comparar com EPM3512AQ208-10N →
Intel
Operating Temperature: 0 C to 70 C (commercial)
Logic Array Blocks (LABs): 16
Package: 208-pin PQFP (Plastic Quad Flat Pack)
Comparar com EPM3512AQ208-10N →
Altera
Operating Temperature: 0C to +70C (commercial)
Logic Array Blocks (LABs): 12
Comparar com EPM3512AQ208-10N →
Altera
Operating Temperature: 0C to +70C (commercial)
Logic Array Blocks (LABs): 32 (16 macrocells each)
Package: 208-pin FineLine BGA-256
Comparar com EPM3512AQ208-10N →
Intel
Operating Temperature: 0C to 70C
Logic Array Blocks (LABs): 12
User I/Os: 172 (max), 208-pin package
Comparar com EPM3512AQ208-10N →

Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:

EPM3512AQC208-10N

✅ Drop-In
Intel
📦 208-pin PQFP
MAX 3000A · CPLD (Complex Programmable Logic Device) · 512 · Up to 10,000 · 16 · 172 · 208-pin PQFP (Plastic Quad Flat Pack) · 3.3 V

✓ Em estoque

$42.8 / unidade

Ver ficha técnica →

EPM3512AQI208-10N

✅ Drop-In
Intel
📦 208-pin PQFP
MAX 3000A · CPLD (Complex Programmable Logic Device) · CMOS EEPROM-based · 512 · 12 · 172 (max), 208-pin package · 10 ns · 3.3 V

✓ Em estoque

$12.9 / unidade

Ver ficha técnica →

EPM3512AQC208-10

✅ Drop-In
Altera
📦 208-pin PQFP
MAX 3000A · 10,000 · 512 · 32 · 208 · 7.5 ns · 116.3 MHz · 3.3 V

✓ Em estoque

$22.1 / unidade

Ver ficha técnica →

EPM3256AQI208-10N

✅ Drop-In
Altera
📦 208-pin PQFP
MAX 3000A · 256 · 161 · 5,000 · 16 Logic Array Blocks (LABs) · 10 ns · 118.7 MHz (max, -10 speed grade) · -10

✓ Em estoque

$9.75 / unidade

Ver ficha técnica →

EPM3256AQC208-10N

✅ Drop-In
Altera
📦 208-pin PQFP
MAX 3000A · In-System Programmable (EEPROM) · 256 · 16 LABs · 10,000 · 161 (158 user I/O per Arrow listing) · 10 ns (max) · 227.3 MHz

✓ Em estoque

$4.62 / unidade

Ver ficha técnica →

EPM3512AQ208-10N Classificações máximas e características elétricas

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
Encapsulamento 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
Tipo de montagem Surface Mount
Status RoHS unknown

Configuração de pinos do EPM3512AQ208-10N

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
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 I/O — User I/O pin (bank 1)
Pino 8 I/O — User I/O pin (bank 1)
Pino 9 I/O — User I/O pin (bank 1)
Pino 10 VCCIO1 — I/O bank 1 supply voltage (2.5/3.3/5.0 V)
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 GND — Ground
Pino 17 I/O — User I/O pin (bank 1)
Pino 18 I/O — User I/O pin (bank 1)
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 VCCINT — Core supply voltage (3.3 V)
Pino 27 I/O — User I/O pin (bank 1)
Pino 28 I/O — User I/O pin (bank 1)
Pino 29 I/O — User I/O pin (bank 1)
Pino 30 I/O — User I/O pin (bank 1)
Pino 31 I/O — User I/O pin (bank 1)
Pino 32 I/O — User I/O pin (bank 1)
Pino 33 I/O — User I/O pin (bank 1)
Pino 34 I/O — User I/O pin (bank 1)
Pino 35 I/O — User I/O pin (bank 1)
Pino 36 I/O — User I/O pin (bank 1)
Pino 37 I/O — User I/O pin (bank 1)
Pino 38 I/O — User I/O pin (bank 1)
Pino 39 I/O — User I/O pin (bank 1)
Pino 40 GND — Ground
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 VCCIO2 — I/O bank 2 supply voltage (2.5/3.3/5.0 V)
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 GND — Ground
Pino 57 I/O — User I/O pin (bank 2)
Pino 58 I/O — User I/O pin (bank 2)
Pino 59 I/O — User I/O pin (bank 2)
Pino 60 I/O — User I/O pin (bank 2)
Pino 61 I/O — User I/O pin (bank 2)
Pino 62 I/O — User I/O pin (bank 2)
Pino 63 I/O — User I/O pin (bank 2)
Pino 64 I/O — User I/O pin (bank 2)
Pino 65 I/O — User I/O pin (bank 2)
Pino 66 I/O — User I/O pin (bank 2)
Pino 67 I/O — User I/O pin (bank 2)
Pino 68 I/O — User I/O pin (bank 2)
Pino 69 I/O — User I/O pin (bank 2)
Pino 70 I/O — User I/O pin (bank 2)
Pino 71 I/O — User I/O pin (bank 2)
Pino 72 I/O — User I/O pin (bank 2)
Pino 73 I/O — User I/O pin (bank 2)
Pino 74 I/O — User I/O pin (bank 2)
Pino 75 I/O — User I/O pin (bank 2)
Pino 76 I/O — User I/O pin (bank 2)
Pino 77 I/O — User I/O pin (bank 2)
Pino 78 I/O — User I/O pin (bank 2)
Pino 79 I/O — User I/O pin (bank 2)
Pino 80 I/O — User I/O pin (bank 2)
Pino 81 GND — Ground
Pino 82 INPUT/GCLK — Global clock input / fast input pin
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 I/O — User I/O pin (bank 3)
Pino 91 I/O — User I/O pin (bank 3)
Pino 92 VCCIO3 — I/O bank 3 supply voltage (2.5/3.3/5.0 V)
Pino 93 I/O — User I/O pin (bank 3)
Pino 94 I/O — User I/O pin (bank 3)
Pino 95 I/O — User I/O pin (bank 3)
Pino 96 I/O — User I/O pin (bank 3)
Pino 97 I/O — User I/O pin (bank 3)
Pino 98 GND — Ground
Pino 99 I/O — User I/O pin (bank 3)
Pino 100 I/O — User I/O pin (bank 3)
Pino 101 I/O — User I/O pin (bank 3)
Pino 102 I/O — User I/O pin (bank 3)
Pino 103 I/O — User I/O pin (bank 3)
Pino 104 I/O — User I/O pin (bank 3)
Pino 105 I/O — User I/O pin (bank 3)
Pino 106 I/O — User I/O pin (bank 3)
Pino 107 I/O — User I/O pin (bank 3)
Pino 108 I/O — User I/O pin (bank 3)
Pino 109 I/O — User I/O pin (bank 3)
Pino 110 I/O — User I/O pin (bank 3)
Pino 111 I/O — User I/O pin (bank 3)
Pino 112 I/O — User I/O pin (bank 3)
Pino 113 I/O — User I/O pin (bank 3)
Pino 114 I/O — User I/O pin (bank 3)
Pino 115 I/O — User I/O pin (bank 3)
Pino 116 I/O — User I/O pin (bank 3)
Pino 117 I/O — User I/O pin (bank 3)
Pino 118 I/O — User I/O pin (bank 3)
Pino 119 I/O — User I/O pin (bank 3)
Pino 120 I/O — User I/O pin (bank 3)
Pino 121 I/O — User I/O pin (bank 3)
Pino 122 I/O — User I/O pin (bank 3)
Pino 123 GND — Ground
Pino 124 INPUT/GCLR — Global clear input (active low)
Pino 125 TDI — JTAG Test Data In
Pino 126 TMS — JTAG Test Mode Select
Pino 127 TCK — JTAG Test Clock
Pino 128 VCCINT — Core supply voltage (3.3 V)
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 I/O — User I/O pin (bank 4)
Pino 133 I/O — User I/O pin (bank 4)
Pino 134 I/O — User I/O pin (bank 4)
Pino 135 I/O — User I/O pin (bank 4)
Pino 136 I/O — User I/O pin (bank 4)
Pino 137 I/O — User I/O pin (bank 4)
Pino 138 VCCIO4 — I/O bank 4 supply voltage (2.5/3.3/5.0 V)
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 GND — Ground
Pino 145 I/O — User I/O pin (bank 4)
Pino 146 I/O — User I/O pin (bank 4)
Pino 147 I/O — User I/O pin (bank 4)
Pino 148 I/O — User I/O pin (bank 4)
Pino 149 I/O — User I/O pin (bank 4)
Pino 150 I/O — User I/O pin (bank 4)
Pino 151 I/O — User I/O pin (bank 4)
Pino 152 I/O — User I/O pin (bank 4)
Pino 153 I/O — User I/O pin (bank 4)
Pino 154 I/O — User I/O pin (bank 4)
Pino 155 I/O — User I/O pin (bank 4)
Pino 156 I/O — User I/O pin (bank 4)
Pino 157 I/O — User I/O pin (bank 4)
Pino 158 I/O — User I/O pin (bank 4)
Pino 159 I/O — User I/O pin (bank 4)
Pino 160 I/O — User I/O pin (bank 4)
Pino 161 I/O — User I/O pin (bank 4)
Pino 162 I/O — User I/O pin (bank 4)
Pino 163 I/O — User I/O pin (bank 4)
Pino 164 I/O — User I/O pin (bank 4)
Pino 165 GND — Ground
Pino 166 I/O — User I/O pin (bank 4)
Pino 167 I/O — User I/O pin (bank 4)
Pino 168 I/O — User I/O pin (bank 4)
Pino 169 I/O — User I/O pin (bank 4)
Pino 170 I/O — User I/O pin (bank 4)
Pino 171 I/O — User I/O pin (bank 4)
Pino 172 I/O — User I/O pin (bank 4)
Pino 173 I/O — User I/O pin (bank 4)
Pino 174 I/O — User I/O pin (bank 4)
Pino 175 I/O — User I/O pin (bank 4)
Pino 176 I/O — User I/O pin (bank 4)
Pino 177 I/O — User I/O pin (bank 4)
Pino 178 I/O — User I/O pin (bank 4)
Pino 179 I/O — User I/O pin (bank 4)
Pino 180 I/O — User I/O pin (bank 4)
Pino 181 I/O — User I/O pin (bank 4)
Pino 182 VCCINT — Core supply voltage (3.3 V)
Pino 183 I/O — User I/O pin (bank 4)
Pino 184 I/O — User I/O pin (bank 4)
Pino 185 I/O — User I/O pin (bank 4)
Pino 186 I/O — User I/O pin (bank 4)
Pino 187 I/O — User I/O pin (bank 4)
Pino 188 I/O — User I/O pin (bank 4)
Pino 189 I/O — User I/O pin (bank 4)
Pino 190 I/O — User I/O pin (bank 4)
Pino 191 I/O — User I/O pin (bank 4)
Pino 192 I/O — User I/O pin (bank 4)
Pino 193 I/O — User I/O pin (bank 4)
Pino 194 I/O — User I/O pin (bank 4)
Pino 195 I/O — User I/O pin (bank 4)
Pino 196 I/O — User I/O pin (bank 4)
Pino 197 I/O — User I/O pin (bank 4)
Pino 198 I/O — User I/O pin (bank 4)
Pino 199 I/O — User I/O pin (bank 4)
Pino 200 I/O — User I/O pin (bank 4)
Pino 201 I/O — User I/O pin (bank 4)
Pino 202 I/O — User I/O pin (bank 4)
Pino 203 I/O — User I/O pin (bank 4)
Pino 204 I/O — User I/O pin (bank 4)
Pino 205 TDO — JTAG Test Data Out
Pino 206 GND — Ground
Pino 207 I/O — User I/O pin (bank 1)
Pino 208 I/O — User I/O pin (bank 1)

Aplicações típicas

EPM3512AQ208-10N é adequado para 6 aplicaçãos: 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.

🏭

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.

🌐

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.

🔧

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.

⚡

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.

🧩

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.

What is the EPM3512AQ208-10N?
The EPM3512AQ208-10N is a member of the Intel / Altera (formerly Altera) MAX 3000A CPLD family with 512 macrocells, 172 user I/Os, and 10,000 usable gates in a 208-pin PQFP package. According to the MAX 3000A datasheet, it offers pin-to-pin delays as fast as 4.5 ns and counter frequencies up to 227.3 MHz, targeting glue-logic and bus-bridging designs.
What is the difference between EPM3512A and EPM3512AQ208-10N?
The EPM3512A is the family designation covering all package and speed variants of that CPLD family, while EPM3512AQ208-10N specifies the 208-pin PQFP package, industrial temperature grade, and -10 speed grade (10 ns tPD). Other variants such as EPM3512AQC208-10N (commercial) and EPM3512AFC256-10N (256-ball BGA) share the same 512-macrocell die.
What is the operating voltage of the EPM3512AQ208-10N?
The EPM3512AQ208-10N operates from a 3.3 V core supply (VCCINT) and a separate VCCIO rail configurable to 2.5 V, 3.3 V, or 5.0 V for mixed-voltage I/O compatibility. The MAX 3000A datasheet specifies VCCINT at 3.3 V +/- 0.3 V and VCCIO tolerance designed for 5.0-V inputs even in 3.3-V mode.
How many user I/O pins does EPM3512AQ208-10N have?
The EPM3512AQ208-10N provides 172 user I/O pins out of 208 package pins, with the remaining pins allocated to VCCINT, VCCIO, GND, JTAG (TDI/TDO/TMS/TCK), INPUT, and global CLEAR. This is the highest I/O count among MAX 3000A 208-pin PQFP packages.
What is the speed grade -10 in EPM3512AQ208-10N?
The -10 suffix denotes a 10 ns maximum pin-to-pin delay (tPD) speed grade, which is the fastest of the MAX 3000A commercial/industrial speed bins. According to the datasheet, -10 grade also enables counter frequencies up to 227.3 MHz and supports PCI-compliant timing in some configurations.
Where can I download the EPM3512AQ208-10N datasheet PDF?
The official Altera MAX 3000A Family datasheet is available as a PDF from altera document server (legacy Altera) and is mirrored at multiple distributor sites including altera document repository. The datasheet document number (legacy designation) covers the entire MAX 3000A family including EPM3512AQ208-10N, EPM3512AQC208-10N, and EPM3512AQI208-10N.
What is the difference between EPM3512AQC208-10N and EPM3512AQI208-10N?
Both share the same 208-pin PQFP package and -10 speed grade; the difference is operating temperature. The EPM3512AQC208-10N is commercial grade (0 C to +85 C), while the EPM3512AQI208-10N is industrial grade (-40 C to +85 C), indicated by the 'I' character in the part number. The target EPM3512AQ208-10N is also industrial grade.
Where can I buy EPM3512AQ208-10N?
As of 2026-09-12, the EPM3512AQ208-10N is available from authorized Altera / Intel distributors including DigiKey (stock code 544-3209-ND family), Mouser, and authorized Altera resellers Jotrin and VEKEMO. Lead time for production quantities is typically 6-10 weeks from franchised distributors, with pricing starting around USD 38.50 for qty-1.
What is the price of EPM3512AQ208-10N?
As of 2026-09-12, the EPM3512AQ208-10N lists at approximately USD 38.50 in single-piece quantity, with volume pricing reaching USD 21.40 per unit at qty-1000. Pricing is based on distributor (DigiKey / Mouser) listings and authorized-reseller quotes; obsolete or hard-to-find inventory may command higher prices on the open market.
What is the lead time for EPM3512AQ208-10N?
Lead time for EPM3512AQ208-10N from authorized Altera distributors is typically 6 to 10 weeks for production orders as of 2026-09-12. The MAX 3000A family is still actively manufactured by Intel FPGA (formerly Altera), but legacy status has thinned distributor stocking, so engineering samples can be sourced through FPGA specialty distributors like Jotrin and FPGAkey.
What is a drop-in replacement for EPM3512AQ208-10N?
The closest drop-in replacement for the EPM3512AQ208-10N in the same 208-pin PQFP footprint is the EPM3512AQC208-10N (commercial temperature grade) - simply change 'I' to 'C' in the part number. Same-die alternatives include EPM3512AQC208-10 (different speed bin) and EPM3512AQI208-10N (industrial, identical target). All are pin-to-pin compatible in the same 208-pin PQFP land pattern.
EPM3512AQ208-10N vs EPM3512AFC256-10N - which should I use?
Choose EPM3512AQ208-10N if your board design is already laid out for the 208-pin PQFP footprint with 172 I/Os. Choose EPM3512AFC256-10N if you need more I/O capacity (the 256-ball BGA package exposes more user I/Os than 172) and your PCB supports BGA assembly. Both share the same MAX 3000A 512-macrocell die, so logic capacity is identical - the choice is purely mechanical/electrical.
Is EPM3512AQ208-10N suitable for 5V system design?
Yes, the EPM3512AQ208-10N supports 5V-tolerant I/O operation when VCCIO is configured to 3.3 V (with 5.0-V input tolerance) or when VCCIO is set to 5.0 V for true 5V I/O. The MAX 3000A datasheet confirms that I/O pins accept 5.0-V inputs even in 3.3-V VCCIO mode, simplifying mixed-voltage designs interfacing to legacy 5V peripherals.
What is the difference between EPM3512 and EPM3256?
The EPM3512 provides 512 macrocells and 10,000 usable gates targeting medium-complexity glue logic, while the EPM3256 is a smaller variant with 256 macrocells and 5,000 usable gates targeting lower-density designs. Both belong to the MAX 3000A family and share the same 3.3 V VCCINT, IEEE 1532 ISP, and 4.5 ns pin-to-pin delay characteristics.
What programming hardware supports the EPM3512AQ208-10N?
The EPM3512AQ208-10N is supported by standard IEEE Std. 1532-compliant JTAG programmers including Altera USB-Blaster, ByteBlaster, and third-party programmers from SMH Technologies (e.g., the standalone EPM3512AQ208 In-System Programmer). Programming is performed via the four JTAG pins (TDI, TDO, TMS, TCK) using a Quartus II or MAX+PLUS II design flow.

Dados de referência de engenharia para EPM3512AQ208-10N — comparação, orientação de projeto e informações de conformidade.

Guia de seleção

Choose the EPM3512AQ208-10N when you need a 512-macrocell CPLD with 172 I/Os in a 208-pin PQFP footprint for industrial temperature (-40 C to +85 C) applications. It is the right part when your PCB layout is finalized for the PQFP-208 land pattern and your design requires 5V-tolerant mixed-voltage I/O. Choose EPM3512AQC208-10N instead if you only need commercial temperature grade (saves cost, identical footprint). Choose EPM3256AQI208-10N if your design needs fewer than 256 macrocells (50% lower cost, same PQFP-208 footprint). For new designs, consider migrating to MAX II family (e.g. EPM240T100C5N) for lower power and lower cost, but verify tool compatibility and pin migration effort.

Comparação com alternativas

Parâmetro Este produto 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)

Principais diferenciais

  • Highest macrocell density in MAX 3000A family (vs EPM3256AQI208-10N)
  • Same-die package variant availability (vs EPM3512AFC256-10N)
  • Industrial temperature grade standard (vs EPM3512AQC208-10N)

Notas de projeto

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.

Informações de conformidade

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Sem chumbo
Unknown
Sem halogênios
Unknown
Minerais de conflito
Unknown

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.

Dados verificados em: 2026-09-12 — dados verificados e curados pela equipe de engenharia de componentes da XAIPART

Buscas relacionadas

EPM3512AQ208-10N datasheet EPM3512AQ208-10N price MAX 3000A CPLD 512 macrocells Altera EPM3512 208-pin PQFP EPM3512AQ208-10N vs EPM3512AQC208-10N EPM3512AQ208-10N drop-in replacement EPM3512AQ208-10N buy online IEEE 1532 CPLD programmer MAX 3000A vs MAX II comparison what is the pin count of EPM3512AQ208-10N CPLD with 5V tolerant I/O 3.3V core PCI bus glue logic CPLD industrial

Componentes & termos relacionados

Altera Intel FPGA EPM3512AQ208-10N EPM3512AQC208-10N EPM3512AQI208-10N EPM3512AFC256-10N EPM3256AQI208-10N EPM3256AQC208-10N MAX 3000A CPLD Complex Programmable Logic Device Programmable Logic Device FPGA MAX II PQFP 208-pin PQFP IEEE Std. 1532 JTAG Boundary Scan ISP In-System Programming EEPROM CMOS Logic Array Block Macrocell Programmable Interconnect Array Altera USB-Blaster ByteBlaster Quartus II MAX+PLUS II SMH Technologies RoHS PCI bus interface Industrial PLC JTAG chain Address decoder
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