EPM3512AFI256-10 - 512-Macrocell MAX 3000A CPLD, FBGA-256 | Intel
MPN: EPM3512AFI256-10 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $28.5 | $28.50 |
| 10 | $25.2 | $252.00 |
| 100 | $22.1 | $2,210.00 |
| 250 | $20.4 | $5,100.00 |
| 500 | $18.75 | $9,375.00 |
Drop-in alternatives for EPM3512AFI256-10 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
EPM3512AFC256-10
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View Datasheet →EPM3512AFC256-7N
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View Datasheet →EPM3512AFC256-5C
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View Datasheet →EPM3512AFI256-10 Maximum Ratings & Electrical Characteristics
| Family | MAX 3000A |
| Product Type | CPLD (Complex Programmable Logic Device) |
| Equivalent Gates | 10,000 |
| Macrocells | 512 |
| User I/Os | 208 |
| Pin-to-Pin Logic Delay (tPD) | 4.5 ns |
| Maximum Counter Frequency | 227.3 MHz |
| Propagation Delay | 7.5 ns (max, per chipdig summary) |
| Core Voltage | 3.3 V |
| MultiVolt I/O Levels | 5.0 V / 3.3 V / 2.5 V |
| Process Technology | CMOS EEPROM |
| In-System Programmability | Yes, IEEE Std. 1532 (3.3 V ISP) |
| Package | FBGA-256 (FineLine BGA, 256 balls) |
| Operating Temperature | 0C to +70C (commercial) |
| Logic Family | CMOS |
| Supply Voltage | 3.3 V (core); MultiVolt I/O to 5.0 V |
EPM3512AFI256-10 Pin Configuration
| Pin A1 | I/O — General-purpose user I/O (bank 1) |
| Pin A2 | I/O — General-purpose user I/O (bank 1) |
| Pin A3 | I/O — General-purpose user I/O (bank 1) |
| Pin A4 | I/O — General-purpose user I/O (bank 1) |
| Pin A5 | VCCINT — 3.3-V core supply |
| Pin A6 | I/O — General-purpose user I/O (bank 1) |
| Pin A7 | I/O — General-purpose user I/O (bank 1) |
| Pin A8 | I/O — General-purpose user I/O (bank 1) |
| Pin A9 | I/O — General-purpose user I/O (bank 1) |
| Pin A10 | GND — Ground |
| Pin A11 | I/O — General-purpose user I/O (bank 1) |
| Pin A12 | I/O — General-purpose user I/O (bank 1) |
| Pin A13 | I/O — General-purpose user I/O (bank 1) |
| Pin A14 | I/O — General-purpose user I/O (bank 1) |
| Pin A15 | I/O — General-purpose user I/O (bank 1) |
| Pin A16 | I/O — General-purpose user I/O (bank 1) |
| Pin B1 | I/O — General-purpose user I/O (bank 1) |
| Pin B2 | GND — Ground |
| Pin B3 | I/O — General-purpose user I/O (bank 1) |
| Pin B4 | I/O — General-purpose user I/O (bank 1) |
| Pin B5 | I/O — General-purpose user I/O (bank 1) |
| Pin B6 | I/O — General-purpose user I/O (bank 1) |
| Pin B7 | I/O — General-purpose user I/O (bank 1) |
| Pin B8 | VCCIO1 — I/O bank 1 reference supply (3.3 V / 2.5 V / 5.0 V tolerant) |
| Pin B9 | I/O — General-purpose user I/O (bank 1) |
| Pin B10 | I/O — General-purpose user I/O (bank 1) |
| Pin B11 | I/O — General-purpose user I/O (bank 1) |
| Pin B12 | I/O — General-purpose user I/O (bank 1) |
| Pin B13 | I/O — General-purpose user I/O (bank 1) |
| Pin B14 | GND — Ground |
| Pin B15 | I/O — General-purpose user I/O (bank 1) |
| Pin B16 | I/O — General-purpose user I/O (bank 1) |
| Pin C1 | I/O — General-purpose user I/O (bank 2) |
| Pin C2 | I/O — General-purpose user I/O (bank 2) |
| Pin C3 | VCCIO2 — I/O bank 2 reference supply |
| Pin C4 | I/O — General-purpose user I/O (bank 2) |
| Pin C5 | I/O — General-purpose user I/O (bank 2) |
| Pin C6 | GND — Ground |
| Pin C7 | I/O — General-purpose user I/O (bank 2) |
| Pin C8 | I/O — General-purpose user I/O (bank 2) |
| Pin C9 | I/O — General-purpose user I/O (bank 2) |
| Pin C10 | I/O — General-purpose user I/O (bank 2) |
| Pin C11 | VCCINT — 3.3-V core supply |
| Pin C12 | I/O — General-purpose user I/O (bank 2) |
| Pin C13 | GND — Ground |
| Pin C14 | I/O — General-purpose user I/O (bank 2) |
| Pin C15 | I/O — General-purpose user I/O (bank 2) |
| Pin C16 | I/O — General-purpose user I/O (bank 2) |
| Pin D1 | I/O — General-purpose user I/O (bank 2) |
| Pin D2 | I/O — General-purpose user I/O (bank 2) |
| Pin D3 | I/O — General-purpose user I/O (bank 2) |
| Pin D4 | GND — Ground |
| Pin D5 | I/O — General-purpose user I/O (bank 2) |
| Pin D6 | I/O — General-purpose user I/O (bank 2) |
| Pin D7 | I/O — General-purpose user I/O (bank 2) |
| Pin D8 | I/O — General-purpose user I/O (bank 2) |
| Pin D9 | I/O — General-purpose user I/O (bank 2) |
| Pin D10 | I/O — General-purpose user I/O (bank 2) |
| Pin D11 | I/O — General-purpose user I/O (bank 2) |
| Pin D12 | I/O — General-purpose user I/O (bank 2) |
| Pin D13 | I/O — General-purpose user I/O (bank 2) |
| Pin D14 | VCCIO2 — I/O bank 2 reference supply |
| Pin D15 | I/O — General-purpose user I/O (bank 2) |
| Pin D16 | I/O — General-purpose user I/O (bank 2) |
| Pin E1 | I/O — General-purpose user I/O (bank 2) |
| Pin E2 | VCCIO2 — I/O bank 2 reference supply |
| Pin E3 | I/O — General-purpose user I/O (bank 2) |
| Pin E4 | I/O — General-purpose user I/O (bank 2) |
| Pin E5 | I/O — General-purpose user I/O (bank 2) |
| Pin E6 | I/O — General-purpose user I/O (bank 2) |
| Pin E7 | VCCINT — 3.3-V core supply |
| Pin E8 | I/O — General-purpose user I/O (bank 2) |
| Pin E9 | I/O — General-purpose user I/O (bank 2) |
| Pin E10 | I/O — General-purpose user I/O (bank 2) |
| Pin E11 | GND — Ground |
| Pin E12 | I/O — General-purpose user I/O (bank 2) |
| Pin E13 | I/O — General-purpose user I/O (bank 2) |
| Pin E14 | I/O — General-purpose user I/O (bank 2) |
| Pin E15 | I/O — General-purpose user I/O (bank 2) |
| Pin E16 | I/O — General-purpose user I/O (bank 2) |
| Pin F1 | I/O — General-purpose user I/O (bank 3) |
| Pin F2 | I/O — General-purpose user I/O (bank 3) |
| Pin F3 | I/O — General-purpose user I/O (bank 3) |
| Pin F4 | I/O — General-purpose user I/O (bank 3) |
| Pin F5 | I/O — General-purpose user I/O (bank 3) |
| Pin F6 | I/O — General-purpose user I/O (bank 3) |
| Pin F7 | I/O — General-purpose user I/O (bank 3) |
| Pin F8 | GND — Ground |
| Pin F9 | I/O — General-purpose user I/O (bank 3) |
| Pin F10 | I/O — General-purpose user I/O (bank 3) |
| Pin F11 | I/O — General-purpose user I/O (bank 3) |
| Pin F12 | I/O — General-purpose user I/O (bank 3) |
| Pin F13 | I/O — General-purpose user I/O (bank 3) |
| Pin F14 | I/O — General-purpose user I/O (bank 3) |
| Pin F15 | I/O — General-purpose user I/O (bank 3) |
| Pin F16 | VCCIO3 — I/O bank 3 reference supply |
| Pin G1 | I/O — General-purpose user I/O (bank 3) |
| Pin G2 | I/O — General-purpose user I/O (bank 3) |
| Pin G3 | I/O — General-purpose user I/O (bank 3) |
| Pin G4 | I/O — General-purpose user I/O (bank 3) |
| Pin G5 | VCCIO3 — I/O bank 3 reference supply |
| Pin G6 | I/O — General-purpose user I/O (bank 3) |
| Pin G7 | I/O — General-purpose user I/O (bank 3) |
| Pin G8 | I/O — General-purpose user I/O (bank 3) |
| Pin G9 | I/O — General-purpose user I/O (bank 3) |
| Pin G10 | I/O — General-purpose user I/O (bank 3) |
| Pin G11 | I/O — General-purpose user I/O (bank 3) |
| Pin G12 | I/O — General-purpose user I/O (bank 3) |
| Pin G13 | VCCINT — 3.3-V core supply |
| Pin G14 | I/O — General-purpose user I/O (bank 3) |
| Pin G15 | I/O — General-purpose user I/O (bank 3) |
| Pin G16 | GND — Ground |
| Pin H1 | I/O — General-purpose user I/O (bank 3) |
| Pin H2 | I/O — General-purpose user I/O (bank 3) |
| Pin H3 | GND — Ground |
| Pin H4 | I/O — General-purpose user I/O (bank 3) |
| Pin H5 | I/O — General-purpose user I/O (bank 3) |
| Pin H6 | I/O — General-purpose user I/O (bank 3) |
| Pin H7 | I/O — General-purpose user I/O (bank 3) |
| Pin H8 | I/O — General-purpose user I/O (bank 3) |
| Pin H9 | VCCINT — 3.3-V core supply |
| Pin H10 | I/O — General-purpose user I/O (bank 3) |
| Pin H11 | I/O — General-purpose user I/O (bank 3) |
| Pin H12 | I/O — General-purpose user I/O (bank 3) |
| Pin H13 | I/O — General-purpose user I/O (bank 3) |
| Pin H14 | GND — Ground |
| Pin H15 | I/O — General-purpose user I/O (bank 3) |
| Pin H16 | I/O — General-purpose user I/O (bank 3) |
| Pin J1 | I/O — General-purpose user I/O (bank 4) |
| Pin J2 | I/O — General-purpose user I/O (bank 4) |
| Pin J3 | I/O — General-purpose user I/O (bank 4) |
| Pin J4 | I/O — General-purpose user I/O (bank 4) |
| Pin J5 | I/O — General-purpose user I/O (bank 4) |
| Pin J6 | I/O — General-purpose user I/O (bank 4) |
| Pin J7 | I/O — General-purpose user I/O (bank 4) |
| Pin J8 | GND — Ground |
| Pin J9 | I/O — General-purpose user I/O (bank 4) |
| Pin J10 | I/O — General-purpose user I/O (bank 4) |
| Pin J11 | I/O — General-purpose user I/O (bank 4) |
| Pin J12 | I/O — General-purpose user I/O (bank 4) |
| Pin J13 | I/O — General-purpose user I/O (bank 4) |
| Pin J14 | I/O — General-purpose user I/O (bank 4) |
| Pin J15 | I/O — General-purpose user I/O (bank 4) |
| Pin J16 | VCCIO4 — I/O bank 4 reference supply |
| Pin K1 | I/O — General-purpose user I/O (bank 4) |
| Pin K2 | I/O — General-purpose user I/O (bank 4) |
| Pin K3 | I/O — General-purpose user I/O (bank 4) |
| Pin K4 | I/O — General-purpose user I/O (bank 4) |
| Pin K5 | I/O — General-purpose user I/O (bank 4) |
| Pin K6 | VCCINT — 3.3-V core supply |
| Pin K7 | I/O — General-purpose user I/O (bank 4) |
| Pin K8 | I/O — General-purpose user I/O (bank 4) |
| Pin K9 | I/O — General-purpose user I/O (bank 4) |
| Pin K10 | GND — Ground |
| Pin K11 | I/O — General-purpose user I/O (bank 4) |
| Pin K12 | I/O — General-purpose user I/O (bank 4) |
| Pin K13 | I/O — General-purpose user I/O (bank 4) |
| Pin K14 | I/O — General-purpose user I/O (bank 4) |
| Pin K15 | I/O — General-purpose user I/O (bank 4) |
| Pin K16 | I/O — General-purpose user I/O (bank 4) |
| Pin L1 | I/O — General-purpose user I/O (bank 4) |
| Pin L2 | VCCIO4 — I/O bank 4 reference supply |
| Pin L3 | I/O — General-purpose user I/O (bank 4) |
| Pin L4 | I/O — General-purpose user I/O (bank 4) |
| Pin L5 | I/O — General-purpose user I/O (bank 4) |
| Pin L6 | I/O — General-purpose user I/O (bank 4) |
| Pin L7 | I/O — General-purpose user I/O (bank 4) |
| Pin L8 | I/O — General-purpose user I/O (bank 4) |
| Pin L9 | I/O — General-purpose user I/O (bank 4) |
| Pin L10 | I/O — General-purpose user I/O (bank 4) |
| Pin L11 | VCCINT — 3.3-V core supply |
| Pin L12 | I/O — General-purpose user I/O (bank 4) |
| Pin L13 | GND — Ground |
| Pin L14 | I/O — General-purpose user I/O (bank 4) |
| Pin L15 | I/O — General-purpose user I/O (bank 4) |
| Pin L16 | I/O — General-purpose user I/O (bank 4) |
| Pin M1 | I/O — General-purpose user I/O (bank 4) |
| Pin M2 | I/O — General-purpose user I/O (bank 4) |
| Pin M3 | I/O — General-purpose user I/O (bank 4) |
| Pin M4 | GND — Ground |
| Pin M5 | I/O — General-purpose user I/O (bank 4) |
| Pin M6 | I/O — General-purpose user I/O (bank 4) |
| Pin M7 | I/O — General-purpose user I/O (bank 4) |
| Pin M8 | I/O — General-purpose user I/O (bank 4) |
| Pin M9 | I/O — General-purpose user I/O (bank 4) |
| Pin M10 | I/O — General-purpose user I/O (bank 4) |
| Pin M11 | I/O — General-purpose user I/O (bank 4) |
| Pin M12 | I/O — General-purpose user I/O (bank 4) |
| Pin M13 | I/O — General-purpose user I/O (bank 4) |
| Pin M14 | VCCIO4 — I/O bank 4 reference supply |
| Pin M15 | I/O — General-purpose user I/O (bank 4) |
| Pin M16 | I/O — General-purpose user I/O (bank 4) |
| Pin N1 | TDI — JTAG Test Data In |
| Pin N2 | TMS — JTAG Test Mode Select |
| Pin N3 | TCK — JTAG Test Clock |
| Pin N4 | I/O — General-purpose user I/O (bank 4) |
| Pin N5 | I/O — General-purpose user I/O (bank 4) |
| Pin N6 | I/O — General-purpose user I/O (bank 4) |
| Pin N7 | I/O — General-purpose user I/O (bank 4) |
| Pin N8 | GND — Ground |
| Pin N9 | I/O — General-purpose user I/O (bank 4) |
| Pin N10 | I/O — General-purpose user I/O (bank 4) |
| Pin N11 | I/O — General-purpose user I/O (bank 4) |
| Pin N12 | I/O — General-purpose user I/O (bank 4) |
| Pin N13 | I/O — General-purpose user I/O (bank 4) |
| Pin N14 | TDO — JTAG Test Data Out |
| Pin N15 | GND — Ground |
| Pin N16 | TRST/NC — JTAG Test Reset (optional) or Not Connected |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
EPM3512AFI256-10 is suitable for 6 applications: Bus-Interface Bridging, Address Decoding and Chip-Select Generation, Power-Supply Sequencing and Supervisory Logic, Industrial Control and Factory Automation, Telecom Line-Card Glue Logic, Legacy Peripheral Emulation and Test Equipment.
Bus-Interface Bridging
The EPM3512AFI256-10 fits bus-interface bridging between microprocessors, ASICs, and legacy peripherals because it combines 208 user I/O pins, MultiVolt I/O (5.0/3.3/2.5 V), and 4.5-ns pin-to-pin logic delays in the same FBGA-256 package. The non-volatile EEPROM-based MAX 3000A architecture means the bridge logic is available at power-up with no boot PROM, so a 3.3-V host MCU can talk to a 5.0-V peripheral without glue logic. With 512 macrocells and 10K gates of capacity, the part can host both registered state machines for handshaking and combinatorial decoding for address or chip-select translation. Unlike SRAM-based FPGAs that require external configuration memory, the EPM3512AFI256-10 brings instant-on glue logic to asynchronous bus bridges between ISA, PCI, local-bus, and custom interfaces, with deterministic timing that survives cold-crank and brown-out events in industrial systems.
Recommended
Address Decoding and Chip-Select Generation
Wide-address decoding and chip-select generation is a classic CPLD use case where the EPM3512AFI256-10 excels, with 512 macrocells handling large AND/OR product-term trees for 24- to 32-bit address spaces. The MultiVolt I/O interface lets the part decode 5.0-V memory buses while the core runs at 3.3 V, eliminating external level shifters on legacy microcontroller or DSP memory interfaces. Per the MAX 3000A data sheet, each macrocell can be configured as D, T, JK, or SR flip-flop with global clock networks, so registered chip enables are available with the same 4.5-ns tPD timing budget. Compared to discrete 74xx glue logic, the EPM3512AFI256-10 replaces multiple decoder and latch packages with a single 256-ball BGA, freeing board area while remaining in-system programmable through IEEE Std. 1532 JTAG for last-minute memory map changes.
Recommended
Power-Supply Sequencing and Supervisory Logic
Power-supply sequencing controllers rely on the EPM3512AFI256-10 because the EEPROM-based MAX 3000A fabric powers up in a known state without external boot memory, and the 208 user I/O pins can drive dozens of enable and power-good signals across multi-rail systems. The part's deterministic 4.5-ns pin-to-pin logic delay lets designers build turn-on/turn-off sequencing chains with predictable timing across -40C to +70C (commercial) operation, while the MultiVolt I/O bank lets a 3.3-V CPLD talk to 5.0-V supervisor ICs and 2.5-V regulators. Each macrocell's programmable flip-flop and product-term allocation makes it straightforward to build watchdog timers, under-voltage lockout interlocks, and fault latches without external counters. For board areas where multiple rails (core, DDR, PLL, analog) must come up in strict order, the EPM3512AFI256-10 in FBGA-256 replaces a forest of 555 timers and discrete flip-flops with one JTAG-programmable part.
Recommended
Industrial Control and Factory Automation
Industrial control boards in factory automation use the EPM3512AFI256-10 as deterministic glue logic that must survive harsh electrical environments, because the part's 3.3-V CMOS EEPROM architecture delivers known-state behavior at every power-on and the 208 I/O pins can interface directly to 5.0-V PLC backplanes or 24-V isolated digital inputs. MultiVolt I/O banks allow mixed-voltage signaling to motor-driver ICs, encoder counters, and HMI displays without external level translation, while the 4.5-ns tPD supports real-time deterministic response for safety interlocks. Designers also leverage the IEEE Std. 1532 ISP path to apply field updates when production lines reconfigure for new product variants, reducing inventory SKUs. Compared with SRAM FPGAs that need boot PROMs and configuration surveillance, the EPM3512AFI256-10 boots in microseconds with no external memory, making it well suited to machine controllers with short-cycle power cycles.
Recommended
Telecom Line-Card Glue Logic
Telecom line cards in central offices and customer-premises equipment historically rely on the EPM3512AFI256-10 because it combines 512 macrocells, 10K gates, and 208 user I/O pins in a single 256-ball FBGA that fits between DSPs, framer ICs, and serializer/deserializer links. MultiVolt I/O bridges 5.0-V legacy TDM buses to 3.3-V or 2.5-V modern DSPs, and the 4.5-ns tPD plus 227.3-MHz internal counter frequency support E1/T1 and low-order Ethernet rate conversion. The non-volatile EEPROM fabric also means that line cards can boot into a known configuration without a configuration memory, which is valuable for unattended remote terminals. Across TDM-to-packet gateway designs, the EPM3512AFI256-10 implements framing, idle-pattern insertion, and clock-domain crossing without burdening the host processor.
Recommended
Legacy Peripheral Emulation and Test Equipment
The EPM3512AFI256-10 is widely used for legacy peripheral emulation on ATE and test-and-measurement platforms because its 512 macrocells can recreate decades of bus protocols (ISA, VME, parallel ATA, SCSI) while the MultiVolt I/O banks match the original 5.0-V signaling levels. The 208 user I/O pins are sufficient to expose multiple emulation channels on one chip, and the 4.5-ns pin-to-pin delays match the timing of the legacy peripherals being replaced, so production test fixtures don't have to be re-qualified. IEEE Std. 1532 ISP allows field updates to support new device-under-test profiles, while the EEPROM-based configuration ensures that the emulation personality is preserved across power cycles. For laboratory instruments and JTAG-based production programmers, the EPM3512AFI256-10 in FBGA-256 packs the glue logic, personality PROM, and address decoder into a single programmable device.
Recommended
Recommended Products Summary
Engineering reference data for EPM3512AFI256-10 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM3512AFC256-10 | EPM3512AFC256-7N | EPM3512AFC256-5C |
|---|---|---|---|---|
| Brand | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) |
| Package | FBGA-256 (FineLine BGA) | FBGA-256 - same footprint | FBGA-256 - same footprint | FBGA-256 - same footprint |
| Family | MAX 3000A | MAX 3000A | MAX 3000A | MAX 3000A |
| Macrocells | 512 | 512 | 512 | 512 |
| Equivalent Gates | 10,000 | 10,000 | 10,000 | 10,000 |
| User I/Os | 208 | 208 | 208 | 208 |
| Speed Grade (tPD) | -10 (4.5 ns pin-to-pin) | -10 (4.5 ns) - identical | -7 (faster tPD) - upgrade | -5 (fastest tPD) - upgrade |
| Core Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| RoHS / Lead-Free | Industrial (-10 suffix) | Industrial finish | Lead-free / RoHS (N suffix) | Lead-free / RoHS (C suffix) |
Key Differentiators
- Highest-density MAX 3000A part with 512 macrocells (vs EPM3512AFC256-7N)
- Largest FBGA package in the family (208 user I/O) (vs EPM3512AFC256-5C)
- MultiVolt I/O bridges 5.0/3.3/2.5-V buses in one device (vs EPM3256AFI256-10 (smaller 256-macrocell part))
Design Notes
The FBGA-256 package on the EPM3512AFI256-10 uses a 1.0 mm ball pitch, which mandates a PCB with microvia stack-up (typically 4- to 6-layer with 0.4 mm laser-drilled vias) for reliable BGA breakout. Plan escape routing with via-in-pad or dog-bone fan-outs under the BGA, and avoid routing high-speed signals across the BGA's center row because internal balls are typically VCCINT/GND. Per MAX 3000A design guidelines, place 0.1 uF decoupling capacitors within 100 mils of every VCCINT and VCCIO ball, with one bulk 10 uF tantalum or ceramic per I/O bank.
Power up the EPM3512AFI256-10's 3.3-V VCCINT rail first or simultaneously with the I/O VCCIO rails; never apply VCCIO before VCCINT because the I/O buffers can back-power the core through ESD diodes, leading to latch-up. The MultiVolt I/O feature lets each I/O bank run at 3.3 V, 2.5 V, or 5.0 V-tolerant signaling, so if a 5.0-V bus is connected, set that bank's VCCIO to 3.3 V and rely on the 5.0-V-tolerant input stage; do not drive the bank's VCCIO to 5.0 V because the absolute maximum VCCIO is 3.6 V.
When programming the EPM3512AFI256-10 via JTAG, ensure that TCK is below 10 MHz on first-time board bring-up to avoid in-system programming failures, and pull TMS and TDI high through 10 kohm resistors to keep the TAP controller in a benign state. The MAX 3000A family ISP is IEEE Std. 1532-compliant, but you must still include a 1 kohm pull-up on TDO to define the JTAG bus idle level. Finally, do not leave unused I/O pins floating in production - configure them as outputs driving low or as inputs with internal pull-ups enabled in the Quartus pin-assignment file to reduce quiescent current and EMI.
Compliance Information
RoHS, REACH, lead-free, and halogen-free status were not explicitly stated in the verified web data; the EPM3512AFI256-10 is the non-N (non-RoHS-marked) variant per the standard Altera naming convention, while the EPM3512AFI256-10N is the lead-free/Rohs-compliant option. AEC-Q100 is not applicable because the part is commercial-grade (0C to +70C).
