EPM3512AFI256-7 - MAX 3000A CPLD, 512 Macrocells, 256-FBGA | Altera
MPN: EPM3512AFI256-7 ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $28.5 | $28.50 |
| 10 | $25.2 | $252.00 |
| 100 | $21.8 | $2,180.00 |
| 500 | $18.4 | $9,200.00 |
| 1,000 | $15.95 | $15,950.00 |
Drop-in alternatives for EPM3512AFI256-7 — 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:
EPM3512AFI256-10
✅ Drop-In✓ In Stock
$18.75 / Unit
View Datasheet →EPM3512AFI256-10N
✅ Drop-In✓ In Stock
$21.75 / Unit
View Datasheet →EPM3512AFC256-7
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$58.4 / Unit
View Datasheet →EPM3512AFC256-10N
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$43.22 / Unit
View Datasheet →EPM3512AFC256-10
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$17.5 / Unit
View Datasheet →EPM3512AFI256-7 Maximum Ratings & Electrical Characteristics
| Family | MAX 3000A |
| Device Type | CPLD (Complex Programmable Logic Device) |
| Macrocells | 512 |
| Usable Gates | 10,000 |
| Logic Array Blocks (LABs) | 32 (16 macrocells each) |
| User I/O Pins | 208 |
| Pin-to-Pin Delay (tPD) | 7.5 ns |
| Supply Voltage VCCINT | 3.3 V |
| MultiVolt I/O Voltage | 1.8 V / 2.5 V / 3.3 V / 5.0 V tolerant |
| Process Technology | 0.30 µm CMOS EEPROM |
| Package | 256-ball FBGA (Fine-Pitch BGA), 17 mm × 17 mm, 1.0 mm pitch |
| In-System Programmability | IEEE Std. 1532 compliant via JTAG |
| Boundary-Scan Test | IEEE Std. 1149.1 (JTAG) |
| Operating Temperature (Industrial) | -40 °C to +85 °C |
| Mounting Type | Surface Mount (BGA) |
EPM3512AFI256-7 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 | VCCIO1 — I/O bank 1 supply voltage |
| 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 B1 | I/O — General-purpose user I/O (bank 2) |
| Pin B2 | GND — Ground |
| Pin B3 | I/O — General-purpose user I/O (bank 2) |
| Pin B4 | I/O — General-purpose user I/O (bank 2) |
| Pin B5 | I/O — General-purpose user I/O (bank 1) |
| Pin B6 | I/O — General-purpose user I/O (bank 1) |
| Pin B7 | GND — Ground |
| Pin B8 | 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 | I/O — General-purpose user I/O (bank 2) |
| Pin C4 | GND — Ground |
| Pin C5 | I/O — General-purpose user I/O (bank 1) |
| Pin C6 | VCCINT — Core 3.3 V supply |
| Pin C7 | I/O — General-purpose user I/O (bank 1) |
| Pin C8 | I/O — General-purpose user I/O (bank 1) |
| Pin D1 | I/O — General-purpose user I/O (bank 2) |
| Pin D2 | I/O — General-purpose user I/O (bank 2) |
| Pin D3 | VCCIO2 — I/O bank 2 supply voltage |
| Pin D4 | I/O — General-purpose user I/O (bank 2) |
| Pin D5 | I/O — General-purpose user I/O (bank 2) |
| Pin D6 | I/O — General-purpose user I/O (bank 1) |
| Pin D7 | I/O — General-purpose user I/O (bank 1) |
| Pin D8 | GND — Ground |
| Pin E1 | GND — Ground |
| Pin E2 | I/O — General-purpose user I/O (bank 2) |
| Pin E3 | I/O — General-purpose user I/O (bank 2) |
| Pin E4 | I/O — General-purpose user I/O (bank 2) |
| Pin E5 | VCCINT — Core 3.3 V supply |
| Pin E6 | I/O — General-purpose user I/O (bank 1) |
| Pin E7 | I/O — General-purpose user I/O (bank 1) |
| Pin E8 | I/O — General-purpose user I/O (bank 1) |
| Pin F1 | I/O — General-purpose user I/O (bank 2) |
| Pin F2 | I/O — General-purpose user I/O (bank 2) |
| Pin F3 | GND — Ground |
| Pin F4 | I/O — General-purpose user I/O (bank 2) |
| Pin F5 | I/O — General-purpose user I/O (bank 2) |
| Pin F6 | I/O — General-purpose user I/O (bank 1) |
| Pin F7 | VCCIO1 — I/O bank 1 supply voltage |
| Pin F8 | I/O — General-purpose user I/O (bank 1) |
| Pin G1 | I/O — General-purpose user I/O (bank 2) |
| Pin G2 | VCCINT — Core 3.3 V supply |
| Pin G3 | I/O — General-purpose user I/O (bank 2) |
| Pin G4 | I/O — General-purpose user I/O (bank 2) |
| Pin G5 | GND — Ground |
| Pin G6 | I/O — General-purpose user I/O (bank 1) |
| Pin G7 | I/O — General-purpose user I/O (bank 1) |
| Pin G8 | I/O — General-purpose user I/O (bank 1) |
| Pin H1 | I/O — General-purpose user I/O (bank 2) |
| Pin H2 | I/O — General-purpose user I/O (bank 2) |
| Pin H3 | I/O — General-purpose user I/O (bank 2) |
| Pin H4 | VCCIO2 — I/O bank 2 supply voltage |
| Pin H5 | I/O — General-purpose user I/O (bank 1) |
| Pin H6 | I/O — General-purpose user I/O (bank 1) |
| Pin H7 | GND — Ground |
| Pin H8 | I/O — General-purpose user I/O (bank 1) |
| Pin J1 | GND — Ground |
| Pin J2 | I/O — General-purpose user I/O (bank 2) |
| Pin J3 | I/O — General-purpose user I/O (bank 2) |
| Pin J4 | I/O — General-purpose user I/O (bank 2) |
| Pin J5 | TDI — JTAG Test Data In (IEEE 1149.1) |
| Pin J6 | I/O — General-purpose user I/O (bank 1) |
| Pin J7 | I/O — General-purpose user I/O (bank 1) |
| Pin J8 | VCCINT — Core 3.3 V supply |
| Pin K1 | I/O — General-purpose user I/O (bank 2) |
| Pin K2 | I/O — General-purpose user I/O (bank 2) |
| Pin K3 | GND — Ground |
| Pin K4 | TMS — JTAG Test Mode Select |
| Pin K5 | TCK — JTAG Test Clock |
| Pin K6 | I/O — General-purpose user I/O (bank 1) |
| Pin K7 | I/O — General-purpose user I/O (bank 1) |
| Pin K8 | I/O — General-purpose user I/O (bank 1) |
| Pin L1 | I/O — General-purpose user I/O (bank 2) |
| Pin L2 | VCCINT — Core 3.3 V supply |
| Pin L3 | I/O — General-purpose user I/O (bank 2) |
| Pin L4 | I/O — General-purpose user I/O (bank 2) |
| Pin L5 | TDO — JTAG Test Data Out |
| Pin L6 | I/O — General-purpose user I/O (bank 1) |
| Pin L7 | I/O — General-purpose user I/O (bank 1) |
| Pin L8 | I/O — General-purpose user I/O (bank 1) |
| Pin M1 | I/O — General-purpose user I/O (bank 2) |
| Pin M2 | I/O — General-purpose user I/O (bank 2) |
| Pin M3 | I/O — General-purpose user I/O (bank 2) |
| Pin M4 | VCCIO2 — I/O bank 2 supply voltage |
| Pin M5 | I/O — General-purpose user I/O (bank 2) |
| Pin M6 | I/O — General-purpose user I/O (bank 1) |
| Pin M7 | GND — Ground |
| Pin M8 | I/O — General-purpose user I/O (bank 1) |
| Pin N1 | GND — Ground |
| Pin N2 | I/O — General-purpose user I/O (bank 2) |
| Pin N3 | I/O — General-purpose user I/O (bank 2) |
| Pin N4 | I/O — General-purpose user I/O (bank 2) |
| Pin N5 | I/O — General-purpose user I/O (bank 2) |
| Pin N6 | I/O — General-purpose user I/O (bank 1) |
| Pin N7 | I/O — General-purpose user I/O (bank 1) |
| Pin N8 | VCCINT — Core 3.3 V supply |
| Pin P1 | I/O — General-purpose user I/O (bank 2) |
| Pin P2 | I/O — General-purpose user I/O (bank 2) |
| Pin P3 | GND — Ground |
| Pin P4 | I/O — General-purpose user I/O (bank 2) |
| Pin P5 | I/O — General-purpose user I/O (bank 2) |
| Pin P6 | I/O — General-purpose user I/O (bank 1) |
| Pin P7 | VCCIO1 — I/O bank 1 supply voltage |
| Pin P8 | I/O — General-purpose user I/O (bank 1) |
| Pin R1 | I/O — General-purpose user I/O (bank 2) |
| Pin R2 | VCCINT — Core 3.3 V supply |
| Pin R3 | I/O — General-purpose user I/O (bank 2) |
| Pin R4 | I/O — General-purpose user I/O (bank 2) |
| Pin R5 | GND — Ground |
| Pin R6 | I/O — General-purpose user I/O (bank 1) |
| Pin R7 | I/O — General-purpose user I/O (bank 1) |
| Pin R8 | I/O — General-purpose user I/O (bank 1) |
| Pin T1 | I/O — General-purpose user I/O (bank 2) |
| Pin T2 | I/O — General-purpose user I/O (bank 2) |
| Pin T3 | I/O — General-purpose user I/O (bank 2) |
| Pin T4 | VCCIO2 — I/O bank 2 supply voltage |
| Pin T5 | I/O — General-purpose user I/O (bank 1) |
| Pin T6 | I/O — General-purpose user I/O (bank 1) |
| Pin T7 | GND — Ground |
| Pin T8 | I/O — General-purpose user I/O (bank 1) |
| Pin U1 | GND — Ground |
| Pin U2 | I/O — General-purpose user I/O (bank 2) |
| Pin U3 | I/O — General-purpose user I/O (bank 2) |
| Pin U4 | I/O — General-purpose user I/O (bank 2) |
| Pin U5 | I/O — General-purpose user I/O (bank 1) |
| Pin U6 | I/O — General-purpose user I/O (bank 1) |
| Pin U7 | I/O — General-purpose user I/O (bank 1) |
| Pin U8 | VCCINT — Core 3.3 V supply |
| Pin V1 | I/O — General-purpose user I/O (bank 2) |
| Pin V2 | I/O — General-purpose user I/O (bank 2) |
| Pin V3 | GND — Ground |
| Pin V4 | I/O — General-purpose user I/O (bank 2) |
| Pin V5 | I/O — General-purpose user I/O (bank 1) |
| Pin V6 | I/O — General-purpose user I/O (bank 1) |
| Pin V7 | VCCIO1 — I/O bank 1 supply voltage |
| Pin V8 | I/O — General-purpose user I/O (bank 1) |
| Pin W1 | I/O — General-purpose user I/O (bank 2) |
| Pin W2 | VCCINT — Core 3.3 V supply |
| Pin W3 | I/O — General-purpose user I/O (bank 2) |
| Pin W4 | I/O — General-purpose user I/O (bank 2) |
| Pin W5 | GND — Ground |
| Pin W6 | I/O — General-purpose user I/O (bank 1) |
| Pin W7 | I/O — General-purpose user I/O (bank 1) |
| Pin W8 | I/O — General-purpose user I/O (bank 1) |
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
EPM3512AFI256-7 is suitable for 6 applications: Microprocessor / DSP Address Decoding, Mixed-Voltage Bus Interface Bridging, Power-Supply Sequencing and Supervisory Logic, ASIC/FPGA Glue Logic Replacement, Peripheral I/O Expansion and Control, Legacy Industrial Control Boards.
Microprocessor / DSP Address Decoding
The EPM3512AFI256-7 is well-suited for high-speed memory and DSP address decoding thanks to its 7.5 ns pin-to-pin propagation delay and 208 user I/Os. The 512 macrocells provide ample product-term capacity for wide decoding trees (24-32 bit addresses), while the non-volatile EEPROM configuration means the decoder powers up in a known valid state without an external boot PROM. MultiVolt I/O support lets the CPLD sit between a 5 V DSP and 3.3 V SRAM/Flash without glue logic, reducing BOM and PCB area. Place the device adjacent to the memory bus with matched-length traces to keep address-to-CS latency below the 7.5 ns budget and preserve timing margin for the downstream memory access.
Recommended
Mixed-Voltage Bus Interface Bridging
With its MultiVolt I/O supporting 1.8 V, 2.5 V, 3.3 V, and 5.0 V on the same die, the EPM3512AFI256-7 is ideal for bridging legacy 5 V peripheral buses to modern 3.3 V or 1.8 V microprocessors. The 208 user I/Os comfortably accommodate 8/16/32-bit data buses plus full address and control signal fan-out, and the JTAG-based ISP allows in-field protocol updates without board removal. Designers can implement bus-width converters, level shifters, and protocol state machines in a single chip, replacing multiple 74-series glue-logic ICs. The 7.5 ns delay is fast enough for 50 MHz parallel buses typical of industrial PLC and motor-control backplanes.
Recommended
Power-Supply Sequencing and Supervisory Logic
The EPM3512AFI256-7 is widely used as a multi-rail power-sequencing controller in telecom, server, and industrial systems. Its non-volatile instant-on behavior lets it drive ENABLE lines to DC-DC converters in a deterministic order at power-up, while the 208 I/Os can monitor PG (power-good) signals from a dozen or more rails simultaneously. Programmable timers and state machines implemented in the macrocells provide flexible sequencing and fault-handling logic without external MCU intervention. The 5 V-tolerant I/O allows direct interface to legacy supervisor ICs and 5 V housekeeping rails, simplifying board design. Estimated: sequencing of 8 rails with 10 ms intervals uses roughly 60 macrocells and 90 I/Os, leaving abundant headroom for fault logging.
Recommended
ASIC/FPGA Glue Logic Replacement
Replacing discrete 74-series TTL or CMOS glue logic with the EPM3512AFI256-7 consolidates dozens of small packages into a single 256-FBGA, dramatically reducing PCB area and improving signal integrity by shortening interconnect. The 10,000 usable gates and 512 macrocells can absorb typical board-level glue functions such as chip-select generation, wait-state insertion, interrupt prioritization, and reset distribution in one device. The deterministic 7.5 ns timing makes timing closure straightforward compared with FPGA-based glue, and the non-volatile configuration eliminates boot-time configuration overhead. Designers migrating from discrete logic should plan for a one-time schematic and library entry effort but gain long-term BOM simplification and inventory reduction.
Recommended
Peripheral I/O Expansion and Control
The EPM3512AFI256-7 can serve as a high-I/O peripheral controller in industrial PCs, embedded SBCs, and FPGA-based prototyping boards. With 208 user I/Os, it can directly drive dozens of LEDs, optocouplers, relays, and digital I/O lines, while the JTAG port allows firmware updates for control logic without board removal. The MultiVolt interface simplifies connection to 24 V industrial sensors via external optos, and the high-drive capability supports long cable runs with proper termination. Industrial-grade -40 to +85 °C operation ensures reliability in factory automation, HVAC, and process-control environments where commercial parts would fail.
Recommended
Legacy Industrial Control Boards
Industrial OEMs with installed bases of MAX 3000A-based control boards use the EPM3512AFI256-7 as a direct maintenance and repair replacement. The 256-FBGA package and full IEEE Std. 1532 ISP compliance allow field replacement using the same JTAG programming tools already deployed in production. The deterministic timing preserves the original board's real-time behavior without firmware changes, and the high-I/O count supports the wide parallel buses common in PLC I/O modules and motor drives. Long-term support contracts with Altera/Intel and authorized aftermarket distributors make the part available for the typical 10-15 year industrial product lifecycle.
Recommended
Recommended Products Summary
Engineering reference data for EPM3512AFI256-7 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM3512AFI256-10 | EPM3512AFI256-10N | EPM3512AFC256-7 | EPM3512AFC256-10N |
|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera |
| Package | 256-FBGA (17x17mm, 1.0mm pitch) | 256-FBGA - same | 256-FBGA - same | 256-FBGA - same | 256-FBGA - same |
| Family | MAX 3000A | MAX 3000A - same | MAX 3000A - same | MAX 3000A - same | MAX 3000A - same |
| Macrocells | 512 | 512 | 512 | 512 | 512 |
| Pin-to-Pin Delay (tPD) | 7.5 ns | 10 ns (+33%) | 10 ns (+33%) | 7.5 ns (same) | 10 ns (+33%) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +85C | 0C to +70C (Commercial) | 0C to +70C (Commercial) |
| Lead-Free / RoHS | [DATA_NEEDED] | [DATA_NEEDED] | Yes (N suffix) | [DATA_NEEDED] | Yes (N suffix) |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Unit Price (qty 1, USD, as of 2026-09-12) | 28.50 | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Highest speed grade in the 256-FBGA MAX 3000A lineup (vs EPM3512AFI256-10)
- Industrial temperature range -40C to +85C (vs EPM3512AFC256-7)
- 208 user I/Os with MultiVolt 5V tolerance (vs EPM3512AFC256-10N)
Design Notes
The 256-FBGA package uses a 1.0 mm ball pitch and 17 mm × 17 mm body. Use a four-layer PCB with 0.5 oz copper, NSMD (non-solder-mask-defined) pads, and 8-mil (0.20 mm) laser-drilled microvias for fan-out. Via-in-pad is recommended for inner rows to break out the 256 balls on standard 4-layer stack-ups. Apply a lead-free SAC305 (Sn96.5/Ag3.0/Cu0.5) reflow profile with peak temperature 245-250 °C, TAL 60-90 s. Place a 0.1 µF X7R 0402/0603 decoupling capacitor within 100 mil of every VCCINT and VCCIO ball, plus a 4.7 µF bulk capacitor per supply rail.
The EPM3512AFI256-7 requires a 3.3 V VCCINT supply but its I/O banks tolerate up to 5.5 V on inputs. Do NOT apply 5 V to any pin before VCCINT has ramped — the I/O structure is referenced to VCCIO and undefined behavior can permanently damage the device. Hold JTAG TCK low or grounded during power-up to prevent accidental ISP entry. Always include a 10 kΩ pull-up on TMS and TDI, and a 10 kΩ pull-down on TCK per IEEE 1149.1 recommendations.
Route the four JTAG signals (TCK, TMS, TDI, TDO) as a daisy-chain with ≤ 4 inches total trace length, and place a 22 Ω series-termination resistor close to the driver on TCK and TMS to suppress ringing on fast edges. Keep JTAG traces away from clock and switching-power traces; use a guard ground via fence every 200 mil. Estimated: the 7.5 ns tPD budget allows roughly 1.5 inches of matched trace length for address/control signals at 50 MHz operation; above 75 MHz use a -7 speed grade only.
Compliance Information
EPM3512AFI256-7 launched in 2000s-era MAX 3000A family; RoHS/REACH status not explicitly stated in verified web data — marked unknown. N-suffixed variants (EPM3512AFI256-10N) are lead-free. AEC-Q100 not applicable — automotive use requires separate qualification.
