EPM3512AFI256-10 - 512-Macrocell MAX 3000A CPLD, FBGA-256 | Intel
MPN: EPM3512AFI256-10 ✓ AktifEPM3512AFI256-10 Ringkasan
A CPLD (Complex Programmable Logic Device) is a non-volatile programmable logic device that combines multiple PAL/GAL-like macrocells with a central interconnect matrix, sitting in the programmable-logic hierarchy between small SPLDs (a few macrocells) and large SRAM-based FPGAs (tens of thousands to millions of LUTs). MAX 3000A parts in particular use EEPROM configuration cells so the bitstream is retained without external boot memory, which makes them attractive for glue-logic, bus-interface, and power-on sequencing roles where instant-on behavior matters.
Key features of the EPM3512AFI256-10 include 10K equivalent gates, 512 macrocells, IEEE Std. 1532-compliant 3.3-V in-system programmability (ISP) for concurrent vendor programming, MultiVolt I/O supporting 5.0/3.3/2.5-V interfaces, and 208 available user I/O pins routed through the 256-ball BGA. The ISP engine lets designers update logic in-circuit via JTAG, which simplifies field upgrades and reduces inventory SKUs.
Architecturally, the MAX 3000A family is built around Logic Array Blocks (LABs) of 16 macrocells each, with each macrocell containing a programmable AND/OR array, a flip-flop, and product-term steering. A single Joint Test Action Group (JTAG) interface handles both boundary-scan testing and ISP, and the 3.3-V core voltage simplifies power-tree design when the part is paired with 3.3-V MCUs or ASICs.
Typical applications include bus-interface bridging (e.g., glueless microprocessor-to-peripheral attachment), power-supply sequencing and supervisory logic, address decoding and chip-select generation, and high-speed state-machine controllers. Designers also use the EPM3512AFI256-10 for industrial control boards, telecom line-card glue logic, and legacy peripheral emulation where deterministic 4.5-ns propagation delay and non-volatile storage simplify board bring-up.
A key design consideration when using this part is that the FBGA-256 package requires X-ray or reflow-with-inspection assembly and a PCB with appropriate microvia stack-up; the 1.0 mm (or finer) ball pitch is not friendly to hand rework. Thermal performance is generally excellent because of the low CMOS quiescent current, but engineers should still budget for the 256-ball BGA's thermal resistance during worst-case continuous-toggle testing.
This page synthesizes distributor stock and pricing, MAX 3000A family drop-in alternatives, and practical glue-logic design notes not collected in the manufacturer datasheet, so procurement and design engineers can decide whether the EPM3512AFI256-10 is the right part for their next CPLD-based design.
Alternatif penggantian untuk EPM3512AFI256-10 — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian EPM3512AFI256-10 (sama faktor bentuk dan footprint) — berbeda di dalam Package, In-System Programmability, Programming Interface, Logic Array Blocks (LABs), Operating Temperature.
EPM3512AFC256-10
✅ Drop-InKontak untuk harga
Lihat Datasheet →EPM3512AFC256-7N
✅ Drop-InKontak untuk harga
Lihat Datasheet →EPM3512AFC256-5C
✅ Drop-InKontak untuk harga
Lihat Datasheet →EPM3512AFI256-10 Rating Maksimal & Karakteristik Listrik
| 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) |
| Paket | FBGA-256 (FineLine BGA, 256 balls) |
| Suhu Kerja | 0C to +70C (commercial) |
| Logic Family | CMOS |
| Tegangan Pemuat | 3.3 V (core); MultiVolt I/O to 5.0 V |
Konfigurasi Pin EPM3512AFI256-10
| Pin produk A1 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A2 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A3 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A4 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A5 | VCCINT — 3.3-V core supply |
| Pin produk A6 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A7 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A8 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A9 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A10 | GND — Ground |
| Pin produk A11 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A12 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A13 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A14 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A15 | I/O — General-purpose user I/O (bank 1) |
| Pin produk A16 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B1 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B2 | GND — Ground |
| Pin produk B3 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B4 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B5 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B6 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B7 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B8 | VCCIO1 — I/O bank 1 reference supply (3.3 V / 2.5 V / 5.0 V tolerant) |
| Pin produk B9 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B10 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B11 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B12 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B13 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B14 | GND — Ground |
| Pin produk B15 | I/O — General-purpose user I/O (bank 1) |
| Pin produk B16 | I/O — General-purpose user I/O (bank 1) |
| Pin produk C1 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C2 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C3 | VCCIO2 — I/O bank 2 reference supply |
| Pin produk C4 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C5 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C6 | GND — Ground |
| Pin produk C7 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C8 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C9 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C10 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C11 | VCCINT — 3.3-V core supply |
| Pin produk C12 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C13 | GND — Ground |
| Pin produk C14 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C15 | I/O — General-purpose user I/O (bank 2) |
| Pin produk C16 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D1 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D2 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D3 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D4 | GND — Ground |
| Pin produk D5 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D6 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D7 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D8 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D9 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D10 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D11 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D12 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D13 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D14 | VCCIO2 — I/O bank 2 reference supply |
| Pin produk D15 | I/O — General-purpose user I/O (bank 2) |
| Pin produk D16 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E1 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E2 | VCCIO2 — I/O bank 2 reference supply |
| Pin produk E3 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E4 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E5 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E6 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E7 | VCCINT — 3.3-V core supply |
| Pin produk E8 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E9 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E10 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E11 | GND — Ground |
| Pin produk E12 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E13 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E14 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E15 | I/O — General-purpose user I/O (bank 2) |
| Pin produk E16 | I/O — General-purpose user I/O (bank 2) |
| Pin produk F1 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F2 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F3 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F4 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F5 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F6 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F7 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F8 | GND — Ground |
| Pin produk F9 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F10 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F11 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F12 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F13 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F14 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F15 | I/O — General-purpose user I/O (bank 3) |
| Pin produk F16 | VCCIO3 — I/O bank 3 reference supply |
| Pin produk G1 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G2 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G3 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G4 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G5 | VCCIO3 — I/O bank 3 reference supply |
| Pin produk G6 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G7 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G8 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G9 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G10 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G11 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G12 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G13 | VCCINT — 3.3-V core supply |
| Pin produk G14 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G15 | I/O — General-purpose user I/O (bank 3) |
| Pin produk G16 | GND — Ground |
| Pin produk H1 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H2 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H3 | GND — Ground |
| Pin produk H4 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H5 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H6 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H7 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H8 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H9 | VCCINT — 3.3-V core supply |
| Pin produk H10 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H11 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H12 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H13 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H14 | GND — Ground |
| Pin produk H15 | I/O — General-purpose user I/O (bank 3) |
| Pin produk H16 | I/O — General-purpose user I/O (bank 3) |
| Pin produk J1 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J2 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J3 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J4 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J5 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J6 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J7 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J8 | GND — Ground |
| Pin produk J9 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J10 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J11 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J12 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J13 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J14 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J15 | I/O — General-purpose user I/O (bank 4) |
| Pin produk J16 | VCCIO4 — I/O bank 4 reference supply |
| Pin produk K1 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K2 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K3 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K4 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K5 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K6 | VCCINT — 3.3-V core supply |
| Pin produk K7 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K8 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K9 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K10 | GND — Ground |
| Pin produk K11 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K12 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K13 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K14 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K15 | I/O — General-purpose user I/O (bank 4) |
| Pin produk K16 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L1 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L2 | VCCIO4 — I/O bank 4 reference supply |
| Pin produk L3 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L4 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L5 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L6 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L7 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L8 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L9 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L10 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L11 | VCCINT — 3.3-V core supply |
| Pin produk L12 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L13 | GND — Ground |
| Pin produk L14 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L15 | I/O — General-purpose user I/O (bank 4) |
| Pin produk L16 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M1 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M2 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M3 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M4 | GND — Ground |
| Pin produk M5 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M6 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M7 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M8 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M9 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M10 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M11 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M12 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M13 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M14 | VCCIO4 — I/O bank 4 reference supply |
| Pin produk M15 | I/O — General-purpose user I/O (bank 4) |
| Pin produk M16 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N1 | TDI — JTAG Test Data In |
| Pin produk N2 | TMS — JTAG Test Mode Select |
| Pin produk N3 | TCK — JTAG Test Clock |
| Pin produk N4 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N5 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N6 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N7 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N8 | GND — Ground |
| Pin produk N9 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N10 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N11 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N12 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N13 | I/O — General-purpose user I/O (bank 4) |
| Pin produk N14 | TDO — JTAG Test Data Out |
| Pin produk N15 | GND — Ground |
| Pin produk N16 | TRST/NC — JTAG Test Reset (optional) or Not Connected |
Aplikasi Umum
EPM3512AFI256-10 cocok untuk 6 aplikasis: 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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
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.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk EPM3512AFI256-10 — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | 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) |
Diferensiator Kunci
- Highest-density MAX 3000A part with 512 macrocells (vsEPM3512AFC256-7N)
- Largest FBGA package in the family (208 user I/O) (vsEPM3512AFC256-5C)
- MultiVolt I/O bridges 5.0/3.3/2.5-V buses in one device (vsEPM3256AFI256-10 (smaller 256-macrocell part))
Catatan Desain
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.
Informasi Konformitas
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).
