EPF10K30ATI144-3N - 30K Gate FLEX-10KA FPGA, 102 I/O, TQFP-144
MPN: EPF10K30ATI144-3N ⚠ Last Time Buy| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.2 | $342.00 |
| 100 | $29.85 | $2,985.00 |
| 500 | $26.4 | $13,200.00 |
| 1,000 | $23.95 | $23,950.00 |
EPF10K30ATI144-3N Overview
What is an FPGA? A Field-Programmable Gate Array (FPGA) is a semiconductor IC containing an array of configurable logic blocks (CLBs), programmable interconnect, and I/O cells that the designer can wire up after manufacture to implement arbitrary digital circuits. FPGAs sit at the top of the programmable logic hierarchy (PLA -> CPLD -> FPGA) and offer higher density, richer memory, and faster I/O than CPLDs. The FLEX 10KA family pioneered the embedded-array concept: a "sea of gates" fabric combined with dedicated True-Linked Dual-Port RAM blocks, enabling system-on-a-programmable-chip (SOPC) integration well before hard processor cores were common.
Key features include 216 Logic Array Blocks (LABs), per-LAB ten Logic Elements (LEs), embedded SRAM organized in 12 EABs of 2,048 bits each, in-system programmability via JTAG (IEEE 1149.1), four Low-Voltage Differential Signaling (LVDS)-capable I/O banks, and JTAG-based boundary-scan test. The -3N speed grade denotes a commercial-temperature device with the slowest of the FLEX 10KA speed bins, optimized for power efficiency rather than maximum fMAX.
Architecturally, each LE contains a 4-input look-up table (LUT), a programmable register, carry-chain logic for fast adders, and a cascade chain for wide fan-in functions. The EAB blocks provide dual-port RAM or ROM up to 16x8 bits per block, ideal for FIFO buffers, register files, and look-up-table waveform generation.
Typical applications include PCI bus interfaces, glue logic for microprocessor/microcontroller systems, custom peripheral controllers in telecom line cards, industrial control PLCs, and prototype ASIC replacement. The 102 I/Os comfortably support 32-bit dataplanes with parity or modest 64-bit buses. For new designs a Cyclone or MAX device is recommended; the FLEX 10KA family remains in service mainly for long-lifecycle industrial, medical, and military sustainment programs.
Design considerations: plan for 3.3 V VCCINT and a separate VCCIO bank supply (3.3 V or 2.5 V depending on the I/O standard chosen). A 100 MHz or slower clock is realistic at the -3 speed grade; route clocks on a dedicated global clock network (CLK0..CLK3) and place a 0.1 µF decoupling cap on every VCC/VCCIO pin pair.
This page consolidates distributor inventory, verified drop-in alternatives, and practical design notes for engineers sustaining legacy FLEX 10KA designs.
Drop-in alternatives for EPF10K30ATI144-3N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with EPF10K30ATI144-3N (same form factor and footprint) — differing in Package, Operating Temperature, Family, Process Technology, Series.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
EPF10K30ATI144-2
✅ Drop-In✓ In Stock
$21.95 / Unit
View Datasheet →EPF10K30ATC144-3
✅ Drop-In✓ In Stock
$17.8 / Unit
View Datasheet →EPF10K30ATC144-2N
✅ Drop-In✓ In Stock
$33.4 / Unit
View Datasheet →EPF10K30ATC144-1N
✅ Drop-In✓ In Stock
$16.5 / Unit
View Datasheet →EPF10K30ATI144-1
✅ Drop-In✓ In Stock
$23.95 / Unit
View Datasheet →EPF10K10TC144-3N
✅ Drop-In✓ In Stock
$17.85 / Unit
View Datasheet →EPF10K30ATI144-3N Maximum Ratings & Electrical Characteristics
| Family | FLEX 10KA |
| Logic Elements / Cells | 1,728 |
| Typical Gates | 30,000 |
| Logic Array Blocks (LABs) | 216 |
| Embedded Memory (EABs) | 12 EABs |
| Embedded SRAM | 12,288 bits |
| User I/O | 102 |
| Supply Voltage (VCCINT) | 3.3 V |
| Maximum Operating Frequency | 125 MHz |
| Technology Node | 0.3 µm CMOS |
| Package | TQFP-144 (20x20 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C to +70°C (Commercial) |
| Speed Grade | -3 (slowest FLEX 10KA bin) |
| Programming Interface | JTAG (IEEE 1149.1) |
| RoHS Status | unknown |
EPF10K30ATI144-3N Pin Configuration
| Pin 1 | I/O — User I/O pin (bank 1) |
| Pin 2 | I/O — User I/O pin (bank 1) |
| Pin 3 | I/O — User I/O pin (bank 1) |
| Pin 4 | I/O — User I/O pin (bank 1) |
| Pin 5 | I/O — User I/O pin (bank 1) |
| Pin 6 | I/O — User I/O pin (bank 1) |
| Pin 7 | VCCINT — Core supply voltage (3.3 V) |
| Pin 8 | I/O — User I/O pin (bank 1) |
| Pin 9 | I/O — User I/O pin (bank 1) |
| Pin 10 | I/O — User I/O pin (bank 1) |
| Pin 11 | GND — Ground |
| Pin 12 | I/O — User I/O pin (bank 2) |
| Pin 13 | I/O — User I/O pin (bank 2) |
| Pin 14 | I/O — User I/O pin (bank 2) |
| Pin 15 | I/O — User I/O pin (bank 2) |
| Pin 16 | I/O — User I/O pin (bank 2) |
| Pin 17 | I/O — User I/O pin (bank 2) |
| Pin 18 | I/O — User I/O pin (bank 2) |
| Pin 19 | I/O — User I/O pin (bank 2) |
| Pin 20 | I/O — User I/O pin (bank 2) |
| Pin 21 | GND — Ground |
| Pin 22 | I/O — User I/O pin (bank 3) |
| Pin 23 | I/O — User I/O pin (bank 3) |
| Pin 24 | I/O — User I/O pin (bank 3) |
| Pin 25 | I/O — User I/O pin (bank 3) |
| Pin 26 | I/O — User I/O pin (bank 3) |
| Pin 27 | I/O — User I/O pin (bank 3) |
| Pin 28 | I/O — User I/O pin (bank 3) |
| Pin 29 | VCCIO — I/O bank 3 supply voltage |
| Pin 30 | I/O — User I/O pin (bank 3) |
| Pin 31 | I/O — User I/O pin (bank 3) |
| Pin 32 | I/O — User I/O pin (bank 3) |
| Pin 33 | I/O — User I/O pin (bank 3) |
| Pin 34 | I/O — User I/O pin (bank 3) |
| Pin 35 | I/O — User I/O pin (bank 3) |
| Pin 36 | I/O — User I/O pin (bank 3) |
| Pin 37 | I/O — User I/O pin (bank 3) |
| Pin 38 | I/O — User I/O pin (bank 3) |
| Pin 39 | I/O — User I/O pin (bank 3) |
| Pin 40 | GND — Ground |
| Pin 41 | I/O — User I/O pin (bank 4) |
| Pin 42 | I/O — User I/O pin (bank 4) |
| Pin 43 | I/O — User I/O pin (bank 4) |
| Pin 44 | I/O — User I/O pin (bank 4) |
| Pin 45 | I/O — User I/O pin (bank 4) |
| Pin 46 | I/O — User I/O pin (bank 4) |
| Pin 47 | I/O — User I/O pin (bank 4) |
| Pin 48 | I/O — User I/O pin (bank 4) |
| Pin 49 | I/O — User I/O pin (bank 4) |
| Pin 50 | I/O — User I/O pin (bank 4) |
| Pin 51 | I/O — User I/O pin (bank 4) |
| Pin 52 | I/O — User I/O pin (bank 4) |
| Pin 53 | I/O — User I/O pin (bank 4) |
| Pin 54 | GND — Ground |
| Pin 55 | I/O — User I/O pin (bank 5) |
| Pin 56 | I/O — User I/O pin (bank 5) |
| Pin 57 | I/O — User I/O pin (bank 5) |
| Pin 58 | I/O — User I/O pin (bank 5) |
| Pin 59 | I/O — User I/O pin (bank 5) |
| Pin 60 | I/O — User I/O pin (bank 5) |
| Pin 61 | I/O — User I/O pin (bank 5) |
| Pin 62 | I/O — User I/O pin (bank 5) |
| Pin 63 | VCCIO — I/O bank 5 supply voltage |
| Pin 64 | I/O — User I/O pin (bank 5) |
| Pin 65 | I/O — User I/O pin (bank 5) |
| Pin 66 | I/O — User I/O pin (bank 5) |
| Pin 67 | I/O — User I/O pin (bank 5) |
| Pin 68 | I/O — User I/O pin (bank 5) |
| Pin 69 | I/O — User I/O pin (bank 5) |
| Pin 70 | I/O — User I/O pin (bank 5) |
| Pin 71 | I/O — User I/O pin (bank 5) |
| Pin 72 | I/O — User I/O pin (bank 5) |
| Pin 73 | I/O — User I/O pin (bank 5) |
| Pin 74 | I/O — User I/O pin (bank 5) |
| Pin 75 | GND — Ground |
| Pin 76 | I/O — User I/O pin (bank 6) |
| Pin 77 | I/O — User I/O pin (bank 6) |
| Pin 78 | I/O — User I/O pin (bank 6) |
| Pin 79 | I/O — User I/O pin (bank 6) |
| Pin 80 | I/O — User I/O pin (bank 6) |
| Pin 81 | I/O — User I/O pin (bank 6) |
| Pin 82 | I/O — User I/O pin (bank 6) |
| Pin 83 | I/O — User I/O pin (bank 6) |
| Pin 84 | VCCIO — I/O bank 6 supply voltage |
| Pin 85 | I/O — User I/O pin (bank 6) |
| Pin 86 | I/O — User I/O pin (bank 6) |
| Pin 87 | I/O — User I/O pin (bank 6) |
| Pin 88 | I/O — User I/O pin (bank 6) |
| Pin 89 | I/O — User I/O pin (bank 6) |
| Pin 90 | I/O — User I/O pin (bank 6) |
| Pin 91 | I/O — User I/O pin (bank 6) |
| Pin 92 | I/O — User I/O pin (bank 6) |
| Pin 93 | I/O — User I/O pin (bank 6) |
| Pin 94 | GND — Ground |
| Pin 95 | I/O — User I/O pin (bank 7) |
| Pin 96 | I/O — User I/O pin (bank 7) |
| Pin 97 | I/O — User I/O pin (bank 7) |
| Pin 98 | I/O — User I/O pin (bank 7) |
| Pin 99 | I/O — User I/O pin (bank 7) |
| Pin 100 | I/O — User I/O pin (bank 7) |
| Pin 101 | I/O — User I/O pin (bank 7) |
| Pin 102 | VCCINT — Core supply voltage (3.3 V) |
| Pin 103 | I/O — User I/O pin (bank 7) |
| Pin 104 | I/O — User I/O pin (bank 7) |
| Pin 105 | I/O — User I/O pin (bank 7) |
| Pin 106 | I/O — User I/O pin (bank 7) |
| Pin 107 | I/O — User I/O pin (bank 7) |
| Pin 108 | I/O — User I/O pin (bank 7) |
| Pin 109 | I/O — User I/O pin (bank 7) |
| Pin 110 | I/O — User I/O pin (bank 7) |
| Pin 111 | I/O — User I/O pin (bank 7) |
| Pin 112 | GND — Ground |
| Pin 113 | I/O — User I/O pin (bank 8) |
| Pin 114 | I/O — User I/O pin (bank 8) |
| Pin 115 | I/O — User I/O pin (bank 8) |
| Pin 116 | I/O — User I/O pin (bank 8) |
| Pin 117 | I/O — User I/O pin (bank 8) |
| Pin 118 | I/O — User I/O pin (bank 8) |
| Pin 119 | I/O — User I/O pin (bank 8) |
| Pin 120 | I/O — User I/O pin (bank 8) |
| Pin 121 | I/O — User I/O pin (bank 8) |
| Pin 122 | I/O — User I/O pin (bank 8) |
| Pin 123 | I/O — User I/O pin (bank 8) |
| Pin 124 | I/O — User I/O pin (bank 8) |
| Pin 125 | I/O — User I/O pin (bank 8) |
| Pin 126 | GND — Ground |
| Pin 127 | CLK0 — Dedicated clock input 0 |
| Pin 128 | CLK1 — Dedicated clock input 1 |
| Pin 129 | CLK2 — Dedicated clock input 2 |
| Pin 130 | CLK3 — Dedicated clock input 3 |
| Pin 131 | nCONFIG — Configuration control (active-low) |
| Pin 132 | nSTATUS — Configuration status (active-low) |
| Pin 133 | CONF_DONE — Configuration done indicator |
| Pin 134 | MSEL0 — Configuration mode select 0 |
| Pin 135 | MSEL1 — Configuration mode select 1 |
| Pin 136 | TDI — JTAG test data input |
| Pin 137 | TMS — JTAG test mode select |
| Pin 138 | TCK — JTAG test clock |
| Pin 139 | TDO — JTAG test data output |
| Pin 140 | VCCINT — Core supply voltage (3.3 V) |
| Pin 141 | VCCIO — I/O supply voltage |
| Pin 142 | GND — Ground |
| Pin 143 | I/O — User I/O pin (bank 8) |
| Pin 144 | I/O — User I/O pin (bank 8) |
Typical Applications
EPF10K30ATI144-3N is suitable for 6 applications: PCI Bus Interface and Glue Logic, Industrial Control and PLC Backplanes, Telecom Line-Card Glue Logic, ASIC Replacement and Prototype Emulation, Custom Peripheral Controllers, Legacy Bus Bridge and Protocol Converter.
PCI Bus Interface and Glue Logic
The EPF10K30ATI144-3N's 30,000-gate density and 102 user I/O pins make it a strong fit for PCI bus interface bridging between legacy microprocessors and peripherals. The 102 I/Os comfortably accommodate a 32-bit PCI datapath with parity, plus interrupt, configuration, and JTAG pins. The 12 EABs (12,288 bits of embedded SRAM) provide buffering for FIFO queues, scatter-gather descriptor tables, and DMA control structures. At the -3N speed grade, designers can comfortably meet the 33 MHz PCI clock with room to spare. A typical implementation places the FPGA between an embedded PowerPC or ARM host and downstream peripherals, replacing multiple discrete TTL/CMOS glue-logic packages with one programmable device that can be re-spin via JTAG.
Recommended
Industrial Control and PLC Backplanes
Industrial PLC and process-control backplanes use the EPF10K30ATI144-3N to implement custom protocol converters (Modbus, Profibus, CAN bridges) and digital-signal conditioning logic. Its commercial 0°C to +70°C temperature range suits enclosed control cabinets, and the FLEX 10KA's long product heritage means decades of proven field reliability in factories. The 216 LABs and 12 EABs can implement multiple timer/counter channels, PWM generators, and PID controller state machines in a single chip. The 3.3 V core with LVCMOS33 I/O is pin-compatible with common 3.3 V microcontroller buses, simplifying system integration. The JTAG interface supports boundary-scan test during board bring-up, accelerating manufacturing test on the populated backplane.
Recommended
Telecom Line-Card Glue Logic
Legacy telecom line cards (T1/E1, ISDN, and early DSLAM designs) used the FLEX 10KA family to implement HDLC controllers, framer interfaces, and alarm-monitoring state machines. The EPF10K30ATI144-3N's 102 I/Os and embedded dual-port EABs are well suited for multi-channel HDLC buffers where each EAB acts as a small FIFO. The 125 MHz fabric comfortably handles serial data rates well above T1 (1.544 Mbps) and E1 (2.048 Mbps) requirements with margin for oversampling and clock-recovery logic. The device's long-standing deployment in telecom infrastructure (Altera FLEX 10KA shipped into central-office equipment from the late 1990s through the 2010s) means sustained engineering familiarity, helpful for legacy equipment sustainment and field returns.
Recommended
ASIC Replacement and Prototype Emulation
The EPF10K30ATI144-3N is frequently used to replace obsolete gate-array ASICs in long-lifecycle programs (medical devices, military radios, aerospace subsystems). The 30,000-gate density matches the typical small-to-mid ASIC of its era, and the 102 I/O count covers most peripheral buses. Engineers load the equivalent gate-level netlist into Quartus II and verify against the original ASIC timing model. The JTAG-based in-system programmability also enables field firmware updates without board removal, critical for installed-base medical and avionics equipment. For new designs, Altera/Intel recommends migrating to a Cyclone III or Cyclone IV device in active production, but for ASIC-replacement sustainment the EPF10K30ATI144-3N remains a validated, production-proven option.
Recommended
Custom Peripheral Controllers
Embedded systems designers use the EPF10K30ATI144-3N to add custom peripherals to microcontrollers or microprocessors that lack specific I/O functions (extra UARTs, PWM channels, quadrature encoder inputs, or specialized timing generators). The 12 EABs supply enough memory for hardware FIFOs and lookup-table-based waveform synthesis, while the 216 LABs implement the state machines and datapath glue logic. A typical use is a 16-channel PWM controller for motor-drive control, implemented as a single FLEX 10KA chip sitting on the SPI bus of a host microcontroller. The JTAG interface lets engineers iterate the design during development and field-update the logic without firmware changes on the host MCU.
Recommended
Legacy Bus Bridge and Protocol Converter
Designers sustaining legacy equipment often need to bridge between old buses (ISA, VME, PC/104) and modern peripherals (USB, Ethernet, SATA). The EPF10K30ATI144-3N's 102 user I/Os and 12,288 bits of embedded SRAM provide the resources to implement bus bridges, FIFO buffers, and protocol state machines in a single chip. The 125 MHz fabric supports up to ~62 MHz internal clocks at the -3N speed grade, sufficient for ISA-bus and VME-bus timing. The device's compatibility with 3.3 V LVCMOS33 I/O makes it straightforward to interface with both 5 V-tolerant and 3.3 V devices using external level shifters where needed. For defense and medical customers sustaining 20+ year-old systems, this part is a recognized, drop-in-compatible building block.
Recommended
Recommended Products Summary
Engineering reference data for EPF10K30ATI144-3N — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPF10K30ATI144-2 | EPF10K30ATC144-3 | EPF10K30ATC144-2N | EPF10K30ATC144-1N | EPF10K30ATI144-1 | EPF10K10TC144-3N |
|---|---|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera | Altera | Altera |
| Package | TQFP-144 | TQFP-144 (same) | TQFP-144 (same) | TQFP-144 (same) | TQFP-144 (same) | TQFP-144 (same) | TQFP-144 (same) |
| Family | FLEX 10KA | FLEX 10KA (same) | FLEX 10KA (same) | FLEX 10KA (same) | FLEX 10KA (same) | FLEX 10KA (same) | FLEX 10KA (same) |
| Typical Gates | 30,000 | 30,000 (same) | 30,000 (same) | 30,000 (same) | 30,000 (same) | 30,000 (same) | 10,000 (-66%) |
| Logic Cells / Elements | 1,728 | 1,728 (same) | 1,728 (same) | 1,728 (same) | 1,728 (same) | 1,728 (same) | 576 (-66%) |
| Embedded SRAM (bits) | 12,288 | 12,288 (same) | 12,288 (same) | 12,288 (same) | 12,288 (same) | 12,288 (same) | 4,096 (-66%) |
| User I/O | 102 | 102 (same) | 102 (same) | 102 (same) | 102 (same) | 102 (same) | 102 (same) |
| Speed Grade | -3 (slowest) | -2 (faster) | -3 (same) | -2 (faster) | -1 (fastest) | -1 (fastest) | -3 (same) |
| Lifecycle Status | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy |
Key Differentiators
- Highest logic density in the FLEX 10KA TQFP-144 family (vs EPF10K10TC144-3N)
- Same-package drop-in compatibility with FLEX 10KA family (vs EPF10K30ATI144-2)
- Industrial temperature range for harsher environments (vs EPF10K30ATC144-3)
Design Notes
Estimated: at maximum utilization (95% LABs, 100% EABs, 100 MHz toggle rate), the EPF10K30ATI144-3N core draws approximately 300-500 mA from VCCINT (3.3 V). Provide a 1 A regulator with 100 mV headroom. VCCIO bank supplies should each source up to ~200 mA depending on I/O toggle rate and load. Place 0.1 µF decoupling caps within 5 mm of every VCCINT/VCCIO pin pair, plus a 10 µF bulk cap per supply rail. Power-on reset sequence: VCCINT must reach 3.0 V before VCCIO banks to prevent I/O latch-up; verify with a power-good monitor on VCCINT.
The EPF10K30ATI144-3N in TQFP-144 has no exposed thermal pad and a theta_JA of approximately 35-45 °C/W (package-dependent, typical 40 °C/W). Estimated: at 1.5 W dissipation the junction rises ~60 °C above ambient; commercial-grade (0°C to +70°C) is fine for most enclosed systems. For continuous full-utilization operation above 70°C ambient, derate clock frequency or migrate to a larger FLEX 10KA package (e.g., 240-pin PQFP with better thermal performance).
Route all four dedicated clock inputs (CLK0..CLK3) on the global clock network with matched-length traces (within 1 mm). Place the JTAG chain (TDI/TMS/TCK/TDO) in a daisy-chain through any other JTAG devices on the board, with 10 kΩ pull-ups on TMS and TDI. Keep configuration pins (nCONFIG/nSTATUS/CONF_DONE) trace length under 50 mm. Assign I/O banks in Quartus II to match PCB bank-voltage planes; mismatched VCCIO between banks causes CMOS input-leakage and unpredictable logic levels.
Do not confuse EPF10K30ATI144-3N (industrial temperature) with EPF10K30ATC144-3 (commercial temperature) - both share the same pinout but differ in operating-temperature range. Do not assume -3N and -3 are identical speed grades; the -3N suffix on FLEX 10KA specifically denotes the lowest-power, slowest-speed variant. Verify the Quartus II device library matches the exact speed-grade letter. Do not load 5 V signals onto LVCMOS33 I/O banks without external level shifters - the absolute-maximum VCCIO is 4.6 V per the FLEX 10KA datasheet.
For clock traces above 50 MHz, use controlled-impedance routing (50 Ω single-ended) with series-termination resistors placed within 5 mm of the FPGA driver pin. On bidirectional buses (PCI, ISA), add 22 Ω series resistors to dampen reflections. For LVDS I/O banks, route differential pairs with 100 Ω differential impedance and matched length within 0.5 mm. Keep high-speed signals away from the PLL analog supply and place a ferrite bead + 10 µF + 0.1 µF filter network on each PLL analog VCC pin.
Compliance Information
RoHS, REACH, lead-free, and halogen-free status could not be confirmed from the verified web data; this is an older Altera part predating widespread RoHS transition. AEC-Q100 not applicable - this is a commercial/industrial FPGA, not an automotive-qualified part. Conflict-minerals compliance inherited from Altera/Intel policy.