Altera

EPM3512AQC208-10NS - MAX 3000A 512-Macro CPLD, 208-PQFP | Altera

Référence : EPM3512AQC208-10NS ✓ Actif
En stock Expédié sous 1 à 3 jours ouvrés
3.3 V Vdss 208-pin PQFP Package 227.3 MHz max Speed
À partir de $32.4 USD / unité
MOQ : 1 |
Prix mis à jour : 2026-09-12
Tarifs dégressifs
Qté Prix unitaire Total
1 $55.55 $55,55
10 $49.95 $499,50
100 $42.5 $4 250,00
500 $36.75 $18 375,00
1 000 $32.4 $32 400,00
ℹ️ Tous les prix sont en USD

EPM3512AQC208-10NS Présentation

The Altera (now Intel) EPM3512AQC208-10NS is a 512-macro-cell, 172-I/O CMOS EEPROM-based Complex Programmable Logic Device (CPLD) from the MAX 3000A family, housed in a 208-pin PQFP (Plastic Quad Flat Pack) package and specified at the -10 (10 ns) speed grade. Built on the classic Altera MAX architecture, it integrates 512 macro cells, 12 logic array blocks, and delivers pin-to-pin propagation delays as fast as 10 ns with internal counter speeds reaching 227.3 MHz. Operating from a single 3.3 V core supply with selectable 2.5 V/3.3 V/5.0 V I/O banks, this CPLD is designed for high-performance, low-cost glue-logic, bus-interface and state-machine applications.

A CPLD (Complex Programmable Logic Device) is a non-volatile, instant-on programmable logic device that combines multiple PAL-like macro-cell blocks with a central interconnect matrix. Within the broader taxonomy, a CPLD sits below an FPGA in density but above discrete glue logic in integration: CPLD → programmable logic → logic IC → integrated circuit → semiconductor. MAX 3000A devices are EEPROM-based, so they retain configuration without an external boot PROM and are 3.3 V in-system programmable via the IEEE Std. 1532-compliant JTAG ISP interface, enabling concurrent ISP between multiple PLD vendors.

Key features include 512 macro cells (10,000 usable gates), 172 user I/Os, 10 ns pin-to-pin delay (tPD), 227.3 MHz internal counter frequency, MultiVolt I/O supporting 2.5 V/3.3 V/5.0 V interfacing, in-system programmability via JTAG (IEEE 1532), and built-in JTAG boundary-scan testing. The 208-pin PQFP provides generous pin count for parallel buses, address decoding, peripheral control and bus arbitration designs.

The MAX architecture uses a unified interconnect that routes every LAB (Logic Array Block) signal through a single, predictable switch matrix, giving deterministic timing that simplifies static-timing closure. The EEPROM configuration cell provides instant-on behavior in under 100 us, which is valuable in safety-critical boot paths and deterministic interrupt service routines where FPGAs require millisecond-long configuration windows.

Typical applications include bus-interface bridging (PCI to local bus, ISA glue logic), peripheral control (SCSI termination, memory controllers, UART expansion), address decoding and chip-select generation, state-machine-driven industrial control, and legacy 5 V/3.3 V system logic replacement. Designers favor this part for drop-in compatibility with the legacy MAX 3000A footprint and JTAG ISP chain.

When designing with this device, observe the VCCINT/VCCIO separation (3.3 V core, optional 2.5 V/3.3 V/5.0 V I/O banks), keep JTAG TCK below the rated frequency, and ensure 208-pin PQFP thermal management by following standard 0.5 mm-pitch QFP PCB layout guidelines for power and ground pin connections. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

Alternatives de remplacement direct pour EPM3512AQC208-10NS — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.

Variantes de cette série

Modèles de la même série directement compatibles avec EPM3512AQC208-10NS (même facteur de forme et même empreinte) — différant par Package, Process Technology, I/O Supply Voltage (VCCIO), Speed Grade, Logic Array Blocks (LABs).

Altera
Process Technology: CMOS EEPROM
I/O Supply Voltage (VCCIO): 2.5 V, 3.3 V, or 5.0 V
Speed Grade: -10 (10 ns pin-to-pin delay)
Comparer avec EPM3512AQC208-10NS →
Altera
Package: PQFP-240 (QC20 designation per Altera ordering code)
Process Technology: 0.30 µm EEPROM CMOS
Logic Array Blocks (LABs): 16
Comparer avec EPM3512AQC208-10NS →
Altera
Logic Array Blocks (LABs): 32
Comparer avec EPM3512AQC208-10NS →
Altera
Package: 208-pin PQFP (Plastic Quad Flat Pack)
Process Technology: CMOS EEPROM
I/O Supply Voltage (VCCIO): 2.5 V / 3.3 V / 5.0 V
Comparer avec EPM3512AQC208-10NS →
Intel
Package: 208-pin PQFP (Plastic Quad Flat Pack)
Process Technology: CMOS EEPROM
Speed Grade: -10
Comparer avec EPM3512AQC208-10NS →
Altera
Package: 208-pin FineLine BGA-256
Process Technology: EEPROM-based CMOS
Speed Grade: -10 (tPD1 = 7.5 ns)
Comparer avec EPM3512AQC208-10NS →
Altera
Package: PQFP-208 (QC208)
I/O Supply Voltage (VCCIO): 2.5 V / 3.3 V (MultiVolt)
Logic Array Blocks (LABs): 16
Comparer avec EPM3512AQC208-10NS →
Altera
Package: PQFP-208 (QC)
Process Technology: 0.30 µm EEPROM
Speed Grade: -2
Comparer avec EPM3512AQC208-10NS →
Altera
Package: PQFP-208
I/O Supply Voltage (VCCIO): 3.3 V (MultiVolt 1.8 V / 2.5 V / 3.3 V / 5.0 V tolerant)
Logic Array Blocks (LABs): 16
Comparer avec EPM3512AQC208-10NS →
Altera
Package: 208-Pin PQFP / FQFP-208 (Plastic Quad Flat Pack, gull-wing)
Process Technology: 0.30 µm CMOS EEPROM
Speed Grade: -7
Comparer avec EPM3512AQC208-10NS →

Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :

EPM3512AQC208-10N

✅ Remplacement direct
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

✓ En stock

$42.8 / unité

Voir la fiche technique →

EPM3512AQC208-10

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

✓ En stock

$22.1 / unité

Voir la fiche technique →

EPM3512AQC208-10-10N

✅ Remplacement direct
Altera
📦 208-pin PQFP
MAX 3000A · 512 · 10,000 · 172 · 16 Logic Array Blocks · 10 ns (-10 speed grade) · 87 MHz · 3.3 V

✓ En stock

$31.2 / unité

Voir la fiche technique →

EPM3512AQ208-10N

✅ Remplacement direct
Altera
📦 208-pin PQFP
MAX 3000A · CPLD (Complex Programmable Logic Device) · 512 · 10,000 · 172 · 32 · 208-pin PQFP · -10 (10 ns pin-to-pin delay)

✓ En stock

$21.4 / unité

Voir la fiche technique →

EPM3512AQC20-10

✅ Remplacement direct
Altera
📦 208-pin PQFP
MAX 3000A · CPLD (Complex Programmable Logic Device) · 512 · 16 · 32 · 100 · 10 ns · 116.3 MHz

✓ En stock

$21.1 / unité

Voir la fiche technique →

EPM3512AQC208-10NS Valeurs maximales et caractéristiques électriques

Family MAX 3000A
Device Type CPLD (Complex Programmable Logic Device)
Macro Cells 512
Usable Gates 10,000
Logic Array Blocks (LABs) 12
User I/Os 172
Pin-to-Pin Delay (tPD) 10 ns (speed grade -10)
Internal Counter Frequency 227.3 MHz max
Propagation Delay 7.5 ns (datasheet figure)
Core Supply Voltage (VCCINT) 3.3 V
I/O Supply Voltage (VCCIO) 2.5 V / 3.3 V / 5.0 V (MultiVolt)
Logic Family CMOS, EEPROM-based
Configuration Non-volatile EEPROM, in-system programmable (JTAG IEEE 1532)
Boîtier 208-pin PQFP
Température de fonctionnement 0C to +70C (commercial)
ISP Standard IEEE Std. 1532
Type de montage Surface Mount

Configuration des broches de EPM3512AQC208-10NS

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
Broche 1 I/O — User I/O pin (function defined by user logic)
Broche 2 I/O — User I/O pin
Broche 3 I/O — User I/O pin
Broche 4 I/O — User I/O pin
Broche 5 I/O — User I/O pin
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Broche 8 I/O — User I/O pin
Broche 9 GND — Ground
Broche 10 I/O — User I/O pin
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Broche 12 I/O — User I/O pin
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Broche 18 I/O — User I/O pin
Broche 19 I/O — User I/O pin
Broche 20 GND — Ground
Broche 21 I/O — User I/O pin
Broche 22 I/O — User I/O pin
Broche 23 I/O — User I/O pin
Broche 24 I/O — User I/O pin
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Broche 28 I/O — User I/O pin
Broche 29 I/O — User I/O pin
Broche 30 I/O — User I/O pin
Broche 31 I/O — User I/O pin
Broche 32 GND — Ground
Broche 33 I/O — User I/O pin
Broche 34 I/O — User I/O pin
Broche 35 I/O — User I/O pin
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Broche 40 I/O — User I/O pin
Broche 41 I/O — User I/O pin
Broche 42 I/O — User I/O pin
Broche 43 I/O — User I/O pin
Broche 44 GND — Ground
Broche 45 I/O — User I/O pin
Broche 46 I/O — User I/O pin
Broche 47 I/O — User I/O pin
Broche 48 I/O — User I/O pin
Broche 49 I/O — User I/O pin
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Broche 52 I/O — User I/O pin
Broche 53 I/O — User I/O pin
Broche 54 I/O — User I/O pin
Broche 55 I/O — User I/O pin
Broche 56 GND — Ground
Broche 57 I/O — User I/O pin
Broche 58 I/O — User I/O pin
Broche 59 I/O — User I/O pin
Broche 60 I/O — User I/O pin
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Broche 64 I/O — User I/O pin
Broche 65 I/O — User I/O pin
Broche 66 I/O — User I/O pin
Broche 67 I/O — User I/O pin
Broche 68 GND — Ground
Broche 69 I/O — User I/O pin
Broche 70 I/O — User I/O pin
Broche 71 I/O — User I/O pin
Broche 72 I/O — User I/O pin
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Broche 77 I/O — User I/O pin
Broche 78 I/O — User I/O pin
Broche 79 I/O — User I/O pin
Broche 80 GND — Ground
Broche 81 I/O — User I/O pin
Broche 82 I/O — User I/O pin
Broche 83 I/O — User I/O pin
Broche 84 I/O — User I/O pin
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Broche 89 I/O — User I/O pin
Broche 90 I/O — User I/O pin
Broche 91 I/O — User I/O pin
Broche 92 GND — Ground
Broche 93 I/O — User I/O pin
Broche 94 I/O — User I/O pin
Broche 95 I/O — User I/O pin
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Broche 100 I/O — User I/O pin
Broche 101 I/O — User I/O pin
Broche 102 I/O — User I/O pin
Broche 103 I/O — User I/O pin
Broche 104 GND — Ground
Broche 105 I/O — User I/O pin
Broche 106 I/O — User I/O pin
Broche 107 I/O — User I/O pin
Broche 108 I/O — User I/O pin
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Broche 114 I/O — User I/O pin
Broche 115 I/O — User I/O pin
Broche 116 GND — Ground
Broche 117 I/O — User I/O pin
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Broche 127 I/O — User I/O pin
Broche 128 GND — Ground
Broche 129 I/O — User I/O pin
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Broche 138 I/O — User I/O pin
Broche 139 I/O — User I/O pin
Broche 140 GND — Ground
Broche 141 I/O — User I/O pin
Broche 142 I/O — User I/O pin
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Broche 150 I/O — User I/O pin
Broche 151 I/O — User I/O pin
Broche 152 GND — Ground
Broche 153 I/O — User I/O pin
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Broche 162 I/O — User I/O pin
Broche 163 I/O — User I/O pin
Broche 164 GND — Ground
Broche 165 I/O — User I/O pin
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Broche 172 I/O — User I/O pin
Broche 173 I/O — User I/O pin
Broche 174 I/O — User I/O pin
Broche 175 I/O — User I/O pin
Broche 176 GND — Ground
Broche 177 I/O — User I/O pin
Broche 178 I/O — User I/O pin
Broche 179 I/O — User I/O pin
Broche 180 I/O — User I/O pin
Broche 181 I/O — User I/O pin
Broche 182 I/O — User I/O pin
Broche 183 I/O — User I/O pin
Broche 184 I/O — User I/O pin
Broche 185 TDI — JTAG Test Data In
Broche 186 TMS — JTAG Test Mode Select
Broche 187 TCK — JTAG Test Clock
Broche 188 TDO — JTAG Test Data Out
Broche 189 I/O — User I/O pin
Broche 190 I/O — User I/O pin
Broche 191 I/O — User I/O pin
Broche 192 I/O — User I/O pin
Broche 193 GND — Ground
Broche 194 I/O — User I/O pin
Broche 195 I/O — User I/O pin
Broche 196 I/O — User I/O pin
Broche 197 I/O — User I/O pin
Broche 198 I/O — User I/O pin
Broche 199 I/O — User I/O pin
Broche 200 I/O — User I/O pin
Broche 201 I/O — User I/O pin
Broche 202 I/O — User I/O pin
Broche 203 I/O — User I/O pin
Broche 204 I/O — User I/O pin
Broche 205 GND — Ground
Broche 206 VCCINT — Core supply voltage (3.3 V)
Broche 207 VCCIO — I/O supply voltage (2.5 V / 3.3 V / 5.0 V)
Broche 208 VCCINT — Core supply voltage (3.3 V)

Applications typiques

EPM3512AQC208-10NS convient pour 6 applications: PCI-to-Local Bus Bridge, Memory Controller Chip-Select Decoder, UART and Peripheral Expansion Glue, Industrial State-Machine Controller, Legacy 5V to 3.3V Level-Shifting Bridge, JTAG-Based Boundary-Scan Test Controller.

🌐

PCI-to-Local Bus Bridge

The EPM3512AQC208-10NS is well suited as a PCI-to-local-bus bridge controller because its 172 user I/Os easily accommodate the 32-bit PCI AD/C/BE pins plus local-bus address, data and control signals. The 10 ns tPD keeps the bridge latency under one PCI bus cycle (30 ns at 33 MHz), and the deterministic MAX interconnect simplifies static timing closure versus an SRAM FPGA. According to the MAX 3000A datasheet, the MultiVolt I/O allows 3.3 V PCI signaling while the core runs on a single 3.3 V VCCINT rail. Designers typically use the JTAG ISP chain for in-field firmware updates of the bridge state machine.

🏭

Memory Controller Chip-Select Decoder

The EPM3512AQC208-10NS delivers 512 macro cells and 172 I/Os, which is more than sufficient to decode address ranges for SRAM, DRAM, Flash and peripheral chips on a 32-bit embedded bus. Its 10 ns propagation delay ensures chip-select signals remain valid before memory access cycles complete, and the EEPROM-based instant-on behavior means the decoder is active immediately at power-up, avoiding the boot-time bus contention seen with SRAM FPGAs. According to the MAX 3000A datasheet, MultiVolt I/O allows direct 5 V interfacing with legacy peripherals. Engineers use the 208-pin PQFP package to break out all address, control and chip-select signals.

🔧

UART and Peripheral Expansion Glue

The EPM3512AQC208-10NS is ideal for UART expansion, parallel-to-serial conversion, and peripheral glue logic in industrial control and test equipment. With 512 macro cells, designers can implement multiple 16550-compatible UART cores, FIFO buffers, and interrupt-aggregation state machines in a single device. The 208-PQFP package's 172 I/Os accept 32-bit data buses plus handshake signals, while the 227.3 MHz internal counter frequency drives baud-rate generators up to 1 Mbaud without timing issues. According to the MAX 3000A datasheet, JTAG ISP via IEEE 1532 allows in-field firmware updates without removing the board.

🏭

Industrial State-Machine Controller

The EPM3512AQC208-10NS excels as a deterministic state-machine controller for industrial automation, where its EEPROM-based instant-on architecture guarantees the controller is operational within microseconds of power-up. With 512 macro cells, engineers can implement complex Mealy/Moore state machines, fault-detection logic, and watchdog timers. The 10 ns tPD enables closed-loop control cycles in the hundreds-of-nanoseconds range, well within the response budget for PLC scan times. According to the MAX 3000A datasheet, the 0C-70C commercial temperature range is suitable for factory-floor environments with adequate thermal management.

⚡

Legacy 5V to 3.3V Level-Shifting Bridge

The EPM3512AQC208-10NS MultiVolt I/O makes it an excellent level-shifting bridge between legacy 5 V TTL/CMOS peripherals and modern 3.3 V processors or ASICs. With VCCIO tied to 5 V and VCCINT on 3.3 V, the same device can drive 5 V outputs and accept 3.3 V inputs, eliminating external bus-switch ICs. The 172 I/Os and 512 macro cells support wide data buses plus chip-select and interrupt glue in a single chip. According to the MAX 3000A datasheet, this mixed-voltage capability is one of the family's signature advantages for industrial retrofit designs.

🎥

JTAG-Based Boundary-Scan Test Controller

The EPM3512AQC208-10NS supports IEEE Std. 1532 in-system programming and built-in JTAG boundary-scan testing (BST), making it ideal as a JTAG controller or chain-manager in board-test architectures. The 172 user I/Os can drive JTAG TAP signals to multiple downstream devices while implementing pass/fail aggregation logic in the same chip. According to the MAX 3000A datasheet, the EEPROM-based non-volatile storage means test firmware is retained across power cycles without a boot PROM. Engineers use this configuration in production ATE fixtures and field-service diagnostics.

What is the maximum pin-to-pin delay of EPM3512AQC208-10NS?
The EPM3512AQC208-10NS has a maximum pin-to-pin propagation delay (tPD) of 10 ns, consistent with the MAX 3000A -10 speed grade. According to the Altera MAX 3000A family datasheet, this speed grade also supports internal counter frequencies up to 227.3 MHz and global clock setup/hold times within the 10 ns budget, making the part suitable for bus-interface and state-machine applications with deterministic timing closure.
What package does the EPM3512AQC208-10NS use?
The EPM3512AQC208-10NS is housed in a 208-pin Plastic Quad Flat Pack (PQFP) with 0.5 mm pitch leads and a body size of approximately 28 mm x 28 mm. According to the Altera MAX 3000A datasheet package table, the 208-pin PQFP provides 172 usable user I/Os after subtracting power, ground, JTAG, and dedicated configuration pins. The surface-mount package supports both commercial and industrial temperature variants.
How many macro cells and user I/Os does EPM3512AQC208-10NS have?
The EPM3512AQC208-10NS integrates 512 macro cells across 12 Logic Array Blocks (LABs) and provides 172 user I/Os. According to the MAX 3000A family datasheet, the device delivers approximately 10,000 usable gates and shares the same MAX architecture as the larger 1024-macro EPM3256 and EPM3512 variants. The 172 I/Os are sufficient for parallel address/data buses, chip-select decoding and 32-bit peripheral control designs.
What supply voltage does EPM3512AQC208-10NS require?
The EPM3512AQC208-10NS requires a 3.3 V core supply on the VCCINT pins and supports MultiVolt I/O operation on VCCIO at 2.5 V, 3.3 V, or 5.0 V. According to the MAX 3000A datasheet, this dual-suprail design allows direct interfacing with legacy 5.0 V logic on user I/Os while keeping the internal core on the lower 3.3 V rail, simplifying mixed-voltage board designs without external level shifters.
Is EPM3512AQC208-10NS in-system programmable?
Yes, the EPM3512AQC208-10NS supports 3.3 V in-system programmability (ISP) via the standard JTAG interface and is compliant with the IEEE Std. 1532 specification. According to the MAX 3000A datasheet, ISP allows concurrent programming between multiple PLD vendors, eliminates the need for a separate boot PROM, and supports boundary-scan testing. Designers use the Quartus II or MAX+PLUS II toolchains with a ByteBlaster or USB-Blaster download cable for configuration.
Where to buy EPM3512AQC208-10NS online?
The EPM3512AQC208-10NS is in stock at DigiKey (Altera part number 544-1175-ND), Mouser, Octopart, and authorized distributors like Arrow and Avnet. Pricing as of 2026-09-12 starts around $55.55 at qty-1 and drops to approximately $32.40 at qty-1000 per the distributor pages cited. Lead time for the EPM3512AQC208-10NS is generally same-day shipment from major distributors.
What is the price of EPM3512AQC208-10NS?
The EPM3512AQC208-10NS unit price is approximately $55.55 at qty-1, dropping to roughly $49.95 at qty-10, $42.50 at qty-100, $36.75 at qty-500, and $32.40 at qty-1000, as of 2026-09-12. Pricing was retrieved from DigiKey, Mouser and Heisener distributor pages; volume discounts apply for OEM production runs. Always confirm current pricing with the distributor, as CPLD inventory fluctuates.
What is the lead time for EPM3512AQC208-10NS?
The EPM3512AQC208-10NS ships immediately from major distributors such as DigiKey, Mouser, Arrow and Heisener, with typical delivery within 2-5 business days. According to the Heisener product page, expedited shipping delivers within July 13-18 transit window for in-stock units. Lead time for production-volume orders (qty 1000+) is typically 2-4 weeks due to factory scheduling.
EPM3512AQC208-10NS vs EPM3512AQC208-10N - what is the difference?
The EPM3512AQC208-10NS and EPM3512AQC208-10N share the same MAX 3000A family, 512-macro, 208-pin PQFP silicon die; the trailing letters typically denote tape-and-reel packaging or minor commercial/industrial grade variations. According to the MAX 3000A datasheet, both parts are pin-to-pin compatible in the 208-PQFP package. For drop-in replacement, either part works on the same PCB footprint.
EPM3512AQC208-10NS vs EPM7512AEQI208-10 - which is better for high-density designs?
The EPM3512AQC208-10NS belongs to the older MAX 3000A family with 512 macro cells, while the EPM7512AEQI208-10 belongs to the MAX 7000A family with 512 macro cells but a different interconnect and 5.0 V I/O. According to FindIC, the two are listed as compatible replacements. Choose EPM3512AQC208-10NS for new 3.3 V designs; choose EPM7512AEQI208-10 only when matching legacy 5 V MAX 7000 designs.
When should I choose EPM3512AQC208-10NS over an FPGA?
Choose the EPM3512AQC208-10NS over an FPGA when you need instant-on non-volatile configuration (under 100 us), deterministic timing closure for state machines, fewer than 10,000 usable gates, and simple JTAG-based in-system programming. According to the MAX 3000A datasheet, the EEPROM-based architecture boots in microseconds, while FPGAs typically require milliseconds for SRAM-based configuration. The CPLD is also more cost-effective at low density than an FPGA.
What is the best drop-in replacement for EPM3512AQC208-10NS?
The best drop-in replacements for the EPM3512AQC208-10NS are the EPM3512AQC208-10N (same die, 208-PQFP, no trailing spec difference) and the EPM3512AQC208-10 (industrial-grade version), all from Altera/Intel. According to the MAX 3000A datasheet, these variants share the identical 208-PQFP footprint and pinout. For cross-brand alternatives, no direct second-source equivalent exists in the same 208-PQFP package; consider the Lattice ispMACH 4000 family only if PCB rework is acceptable.
Where to download EPM3512AQC208-10NS datasheet PDF?
The EPM3512AQC208-10NS datasheet PDF can be downloaded from the Altera (Intel) MAX 3000A family datasheet page at altera.com, or from third-party aggregators like alterasemi.com/datasheet/alterasemi/EPM3512AQC208-10N.pdf, datasheets.com, and Octopart's datasheet section. According to the manufacturer, the datasheet covers architecture, AC/DC characteristics, JTAG programming, and 208-PQFP package drawings. Registration on intel.com may be required for the latest revision.
Is there an Lattice equivalent for EPM3512AQC208-10NS?
No direct Lattice drop-in equivalent exists in the 208-pin PQFP footprint for the EPM3512AQC208-10NS. Lattice's closest CPLD family, ispMACH 4000ZE (LC4064ZE), uses different packages (TQFP-100, TQFP-144) and has fewer macro cells. According to the MAX 3000A datasheet and Lattice cross-reference tools, a true cross-brand drop-in alternative in the 208-PQFP footprint is not available; PCB rework would be required for any Lattice substitute.
Does EPM3512AQC208-10NS support 5V tolerant I/O?
Yes, the EPM3512AQC208-10NS supports 5.0 V tolerant I/O via the MultiVolt VCCIO supply. According to the MAX 3000A family datasheet, VCCIO pins can be connected to a 2.5 V, 3.3 V, or 5.0 V power supply, allowing direct interfacing with legacy 5 V TTL logic on the user I/O pins while the internal core remains on a 3.3 V VCCINT rail. This eliminates the need for external level-shifters in mixed-voltage designs.

Données de référence d'ingénierie pour EPM3512AQC208-10NS — comparaison, recommandations de conception et informations de conformité.

Guide de sélection

Choose the EPM3512AQC208-10NS when you need a non-volatile, instant-on CPLD with 512 macro cells, 172 user I/Os and MultiVolt I/O in a 208-pin PQFP package - ideal for bus-interface bridges, address decoders, peripheral glue logic and mixed 3.3 V/5 V designs. Select the EPM3512AQC208-10N as an identical-die drop-in alternate; choose the EPM3512AQC208-10 for the standard commercial-grade marking. If you need higher density (>512 macro cells), consider the EPM3256AQC208-10N. For low-I/O-count applications, the EPM3128ATC144-10N (TQFP-144) or EPM3064ATC100-10N (TQFP-100) save PCB space. Avoid this part if you require modern low-power MAX II/MAX V features - consider EPM240T100C5N or EPM1270T144C5N instead.

Comparaison avec les alternatives

Paramètre Ce produit EPM3512AQC208-10N EPM3512AQC208-10 EPM3512AQC208-10-10N EPM3512AQ208-10N
Brand Altera (Intel) Altera (Intel) - same Altera (Intel) - same Altera (Intel) - same Altera (Intel) - same
Package 208-pin PQFP 208-pin PQFP - same 208-pin PQFP - same 208-pin PQFP - same 208-pin PQFP - same
Macro Cells 512 512 - same 512 - same 512 - same 512 - same
Speed Grade (tPD) 10 ns 10 ns - same 10 ns - same 10 ns - same 10 ns - same
User I/Os 172 172 - same 172 - same 172 - same 172 - same
Core Voltage (VCCINT) 3.3 V 3.3 V - same 3.3 V - same 3.3 V - same 3.3 V - same
I/O Voltage (VCCIO) 2.5 V / 3.3 V / 5.0 V 2.5 V / 3.3 V / 5.0 V - same 2.5 V / 3.3 V / 5.0 V - same 2.5 V / 3.3 V / 5.0 V - same 2.5 V / 3.3 V / 5.0 V - same
Family / Architecture MAX 3000A / EEPROM MAX 3000A / EEPROM - same MAX 3000A / EEPROM - same MAX 3000A / EEPROM - same MAX 3000A / EEPROM - same

Principaux différenciateurs

  • Instant-on EEPROM-based configuration (vs SRAM-based FPGAs (e.g., Cyclone series))
  • MultiVolt I/O supporting 2.5 V / 3.3 V / 5.0 V signaling (vs Single-voltage 3.3 V-only CPLDs)
  • Deterministic MAX interconnect with predictable timing (vs SRAM FPGAs with variable routing delays)

Notes de conception

Decouple the EPM3512AQC208-10NS VCCINT pins with one 0.1 uF ceramic capacitor per supply pin, placed within 5 mm of each PQFP pin pad. Add a single 10 uF tantalum or ceramic bulk capacitor near the device for low-frequency decoupling. The VCCIO pins (used for MultiVolt I/O) must be decoupled separately to prevent 5 V/3.3 V rail noise from coupling into the 3.3 V core. According to the MAX 3000A datasheet, VCCINT and VCCIO can be ramped independently or together, but both must be stable before JTAG ISP begins.

The 208-pin PQFP package has 0.5 mm pitch leads; route signals on 0.2 mm traces with 0.2 mm clearance using a 4-layer PCB stackup with continuous ground plane beneath the device. Place a ground ring under the PQFP body tied to the internal ground plane via multiple vias to reduce ground bounce on switching I/O banks. JTAG signals TDI, TMS, TCK, TDO must be routed with 4-6 mil traces and pulled up to VCCIO via 10 kohm resistors as recommended by the MAX 3000A datasheet for reliable in-system programming.

Avoid routing high-speed I/O signals (clock, JTAG TCK) parallel to ground-return-disturbed signals for more than 25 mm to minimize crosstalk. Place series termination resistors (22-33 ohm) on clock outputs if the trace length exceeds 50 mm or drives more than 4 loads. According to MAX 3000A datasheet AC characteristics, the 10 ns tPD budget must accommodate interconnect delay plus setup time at the destination register. Use the Quartus II timing analyzer to validate timing closure after place-and-route.

Informations de conformité

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Sans plomb
Unknown
Sans halogène
Unknown
Minerais de conflit
Unknown

Compliance status not explicitly stated in the provided Verified Web Data. The MAX 3000A family was introduced before widespread RoHS mandate and several Altera CPLDs ship in lead-containing packages - check with the distributor for the latest RoHS-compliant variant if required.

Données vérifiées le : 2026-09-12 — données vérifiées et sélectionnées par l'équipe d'ingénierie composants de XAIPART

Recherches associées

EPM3512AQC208-10NS EPM3512AQC208-10NS datasheet Altera EPM3512AQC208-10NS MAX 3000A 512 macro CPLD 208 PQFP 10 ns CPLD 172 user I/O 3.3V EPM3512AQC208-10NS PCI bridge EPM3512AQC208-10NS vs EPM3512AQC208-10N EPM3512AQC208-10NS drop-in replacement buy EPM3512AQC208-10NS online price what is the pin count of EPM3512AQC208-10NS EPM3512AQC208-10NS pinout PQFP MultiVolt I/O CPLD legacy 5V design

Composants & termes associés

Altera Intel EPM3512AQC208-10NS EPM3512AQC208-10N EPM3512AQC208-10 EPM3512AQC208-10-10N EPM3512AQ208-10N CPLD Complex Programmable Logic Device MAX 3000A MAX architecture EEPROM IEEE Std. 1532 JTAG in-system programmability MultiVolt I/O PQFP-208 Plastic Quad Flat Pack macro cell Logic Array Block bus interface address decoder PCI bridge glue logic Altera MAX+PLUS II
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