EPF10K20TI144-4U - FLEX 10K FPGA, 20K Gates, 144-TQFP | Intel / Altera
MPN: EPF10K20TI144-4U ✗ Cuối đờiEPF10K20TI144-4U Tóm tắt
A Field-Programmable Gate Array (FPGA) is a semiconductor IC containing programmable logic blocks, interconnect, and I/O cells that the user configures after manufacture. Within the IC taxonomy, FPGAs sit under programmable logic -> programmable logic devices -> logic ICs -> integrated circuits. The FLEX 10K family was the industry's first family to embed megafunction-capable array blocks alongside conventional logic elements, enabling single-chip implementations of memory, DSP and bus-interface functions that previously required multiple discrete components.
Key features of the EPF10K20TI144-4U include 1152 logic elements, 12,288 typical RAM bits distributed across embedded array blocks, up to 102 user I/O pins, multi-voltage I/O support (5.0 V PCI-compliant and 3.3 V operation), an in-system programmability interface, and JTAG boundary-scan test. The 144-pin TQFP (1.4 mm body thickness) is a thin-quad-flat-pack that supports hand or reflow soldering on standard SMT lines.
Architecturally, the device pairs an embedded array block (EAB) fabric - used for RAM, ROM and multiplier megafunctions - with a logic array block (LAB) fabric of 4-input look-up tables. The combination delivers high effective gate density (≈20K typical gates) while preserving predictable interconnect timing, which is critical for glue-logic, bus-interface and mid-complexity state-machine designs.
Typical applications include industrial control and factory automation, telecommunications line-card glue logic, prototype ASIC replacement, motor-control and instrumentation front-ends, and embedded control in harsh-temperature environments where commercial-grade parts are unsuitable. Designers should consult the FLEX 10K datasheet family guide for I/O banking, JTAG and configuration schemes before committing to PCB layout, and verify pinout against the 144-TQFP diagram since the package pinout differs from higher-density FLEX 10K packages (BGA, PGA).
Bộ thay thế dễ dàng lắp đặt cho EPF10K20TI144-4U — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với EPF10K20TI144-4U (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, Process Technology, Typical Gates, Family.
EPF10K20TI144-4N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPF10K20TI144-4
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPF10K20TC144-4
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPF10K20TC144-4N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPF10K20TC144-3
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPF10K10TI144-4
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPF10K20TI144-4U Tỷ lệ tối đa & tính chất điện
| Family | FLEX 10K |
| Series | FLEX-10K |
| Logic Elements | 1152 |
| Typical Gates | 20,000 gates |
| Embedded RAM Bits | 12,288 bits |
| User I/Os | 102 |
| Hộp | 144-TQFP |
| Speed Grade | -4 |
| Process Technology | 0.42 µm CMOS |
| Điện áp cung cấp | 5 V |
| Kiểu lắp đặt | Surface Mount |
| Configuration Memory | SRAM-based (volatile, requires configuration device) |
| JTAG Support | Yes (IEEE 1149.1 boundary-scan) |
Cấu hình chân EPF10K20TI144-4U
| Chân 1 | I/O — User I/O (bank 1) |
| Chân 2 | I/O — User I/O (bank 1) |
| Chân 3 | I/O — User I/O (bank 1) |
| Chân 4 | I/O — User I/O (bank 1) |
| Chân 5 | I/O — User I/O (bank 1) |
| Chân 6 | I/O — User I/O (bank 1) |
| Chân 7 | VCCINT — Core supply voltage (5 V) |
| Chân 8 | I/O — User I/O (bank 1) |
| Chân 9 | I/O — User I/O (bank 1) |
| Chân 10 | I/O — User I/O (bank 1) |
| Chân 11 | GND — Ground |
| Chân 12 | I/O — User I/O (bank 1) |
| Chân 13 | I/O — User I/O (bank 1) |
| Chân 14 | I/O — User I/O (bank 1) |
| Chân 15 | I/O — User I/O (bank 1) |
| Chân 16 | I/O — User I/O (bank 1) |
| Chân 17 | VCCIO — I/O bank 1 supply voltage |
| Chân 18 | I/O — User I/O (bank 1) |
| Chân 19 | I/O — User I/O (bank 1) |
| Chân 20 | I/O — User I/O (bank 1) |
| Chân 21 | I/O — User I/O (bank 1) |
| Chân 22 | I/O — User I/O (bank 1) |
| Chân 23 | GND — Ground |
| Chân 24 | I/O — User I/O (bank 1) |
| Chân 25 | I/O — User I/O (bank 1) |
| Chân 26 | I/O — User I/O (bank 1) |
| Chân 27 | I/O — User I/O (bank 1) |
| Chân 28 | I/O — User I/O (bank 1) |
| Chân 29 | I/O — User I/O (bank 1) |
| Chân 30 | TDI — JTAG test data input |
| Chân 31 | TMS — JTAG test mode select |
| Chân 32 | TCK — JTAG test clock |
| Chân 33 | nCONFIG — Configuration control (active-low) |
| Chân 34 | VCCINT — Core supply voltage (5 V) |
| Chân 35 | MSEL0 — Configuration mode select 0 |
| Chân 36 | MSEL1 — Configuration mode select 1 |
| Chân 37 | GND — Ground |
| Chân 38 | nSTATUS — Configuration status (active-low) |
| Chân 39 | CONF_DONE — Configuration done indicator |
| Chân 40 | DCLK — Configuration clock |
| Chân 41 | DATA0 — Configuration data input 0 |
| Chân 42 | I/O — User I/O (bank 2) |
| Chân 43 | I/O — User I/O (bank 2) |
| Chân 44 | I/O — User I/O (bank 2) |
| Chân 45 | VCCIO — I/O bank 2 supply voltage |
| Chân 46 | I/O — User I/O (bank 2) |
| Chân 47 | I/O — User I/O (bank 2) |
| Chân 48 | I/O — User I/O (bank 2) |
| Chân 49 | I/O — User I/O (bank 2) |
| Chân 50 | I/O — User I/O (bank 2) |
| Chân 51 | GND — Ground |
| Chân 52 | I/O — User I/O (bank 2) |
| Chân 53 | I/O — User I/O (bank 2) |
| Chân 54 | I/O — User I/O (bank 2) |
| Chân 55 | I/O — User I/O (bank 2) |
| Chân 56 | I/O — User I/O (bank 2) |
| Chân 57 | I/O — User I/O (bank 2) |
| Chân 58 | VCCIO — I/O bank 2 supply voltage |
| Chân 59 | I/O — User I/O (bank 2) |
| Chân 60 | I/O — User I/O (bank 2) |
| Chân 61 | I/O — User I/O (bank 2) |
| Chân 62 | I/O — User I/O (bank 2) |
| Chân 63 | GND — Ground |
| Chân 64 | I/O — User I/O (bank 2) |
| Chân 65 | I/O — User I/O (bank 2) |
| Chân 66 | I/O — User I/O (bank 2) |
| Chân 67 | I/O — User I/O (bank 2) |
| Chân 68 | I/O — User I/O (bank 2) |
| Chân 69 | I/O — User I/O (bank 2) |
| Chân 70 | VCCINT — Core supply voltage (5 V) |
| Chân 71 | I/O — User I/O (bank 3) |
| Chân 72 | I/O — User I/O (bank 3) |
| Chân 73 | I/O — User I/O (bank 3) |
| Chân 74 | I/O — User I/O (bank 3) |
| Chân 75 | I/O — User I/O (bank 3) |
| Chân 76 | VCCIO — I/O bank 3 supply voltage |
| Chân 77 | I/O — User I/O (bank 3) |
| Chân 78 | I/O — User I/O (bank 3) |
| Chân 79 | I/O — User I/O (bank 3) |
| Chân 80 | GND — Ground |
| Chân 81 | I/O — User I/O (bank 3) |
| Chân 82 | I/O — User I/O (bank 3) |
| Chân 83 | I/O — User I/O (bank 3) |
| Chân 84 | I/O — User I/O (bank 3) |
| Chân 85 | I/O — User I/O (bank 3) |
| Chân 86 | I/O — User I/O (bank 3) |
| Chân 87 | I/O — User I/O (bank 3) |
| Chân 88 | VCCIO — I/O bank 3 supply voltage |
| Chân 89 | I/O — User I/O (bank 3) |
| Chân 90 | I/O — User I/O (bank 3) |
| Chân 91 | GND — Ground |
| Chân 92 | I/O — User I/O (bank 4) |
| Chân 93 | I/O — User I/O (bank 4) |
| Chân 94 | I/O — User I/O (bank 4) |
| Chân 95 | I/O — User I/O (bank 4) |
| Chân 96 | I/O — User I/O (bank 4) |
| Chân 97 | I/O — User I/O (bank 4) |
| Chân 98 | VCCINT — Core supply voltage (5 V) |
| Chân 99 | I/O — User I/O (bank 4) |
| Chân 100 | I/O — User I/O (bank 4) |
| Chân 101 | I/O — User I/O (bank 4) |
| Chân 102 | I/O — User I/O (bank 4) |
| Chân 103 | VCCIO — I/O bank 4 supply voltage |
| Chân 104 | I/O — User I/O (bank 4) |
| Chân 105 | I/O — User I/O (bank 4) |
| Chân 106 | GND — Ground |
| Chân 107 | I/O — User I/O (bank 4) |
| Chân 108 | I/O — User I/O (bank 4) |
| Chân 109 | I/O — User I/O (bank 4) |
| Chân 110 | I/O — User I/O (bank 4) |
| Chân 111 | I/O — User I/O (bank 4) |
| Chân 112 | TDO — JTAG test data output |
| Chân 113 | I/O — User I/O (bank 4) |
| Chân 114 | I/O — User I/O (bank 4) |
| Chân 115 | VCCINT — Core supply voltage (5 V) |
| Chân 116 | I/O — User I/O (bank 5) |
| Chân 117 | I/O — User I/O (bank 5) |
| Chân 118 | I/O — User I/O (bank 5) |
| Chân 119 | I/O — User I/O (bank 5) |
| Chân 120 | VCCIO — I/O bank 5 supply voltage |
| Chân 121 | I/O — User I/O (bank 5) |
| Chân 122 | I/O — User I/O (bank 5) |
| Chân 123 | I/O — User I/O (bank 5) |
| Chân 124 | I/O — User I/O (bank 5) |
| Chân 125 | GND — Ground |
| Chân 126 | I/O — User I/O (bank 5) |
| Chân 127 | I/O — User I/O (bank 5) |
| Chân 128 | I/O — User I/O (bank 5) |
| Chân 129 | I/O — User I/O (bank 5) |
| Chân 130 | I/O — User I/O (bank 5) |
| Chân 131 | I/O — User I/O (bank 5) |
| Chân 132 | VCCIO — I/O bank 5 supply voltage |
| Chân 133 | I/O — User I/O (bank 5) |
| Chân 134 | I/O — User I/O (bank 5) |
| Chân 135 | I/O — User I/O (bank 5) |
| Chân 136 | GND — Ground |
| Chân 137 | I/O — User I/O (bank 5) |
| Chân 138 | I/O — User I/O (bank 5) |
| Chân 139 | I/O — User I/O (bank 5) |
| Chân 140 | I/O — User I/O (bank 5) |
| Chân 141 | I/O — User I/O (bank 5) |
| Chân 142 | I/O — User I/O (bank 5) |
| Chân 143 | VCCINT — Core supply voltage (5 V) |
| Chân 144 | I/O — User I/O (bank 5) |
Ứng dụng tiêu biểu
EPF10K20TI144-4U phù hợp cho 6 Áp dụngs: Industrial Control & PLC I/O Expansion, Telecom Line-Card Glue Logic, ASIC Replacement / Prototype Emulation, Motor Control & Drive Front-End, Test & Measurement Instrumentation, Legacy Retrofit & Industrial Modernization.
Industrial Control & PLC I/O Expansion
The EPF10K20TI144-4U's industrial -40 °C to +85 °C temperature range, 102 user I/Os and 1152 logic elements make it well suited for PLC I/O expansion modules and discrete-control front-ends in factory-automation lines. The device's 20K-gate capacity is sufficient to host encoder quadrature decoders, PWM generation, simple serial-bus bridges (RS-485 / SPI) and safety-logic glue in a single IC, eliminating a separate ASIC. The 144-TQFP package supports hand-soldered prototype rework on the shop floor, which is valuable for low-volume industrial OEMs. Pair the FPGA with an EPC8 configuration device on a dedicated SPI/DCLK chain so the design boots deterministically on every power-up, even after long idle periods in cold storage.
Được đề xuất
Telecom Line-Card Glue Logic
Telecommunications line cards frequently require mid-complexity glue logic to bridge parallel backplanes, deserialize high-speed serial links, and fan out clock-domain crossing signals - tasks well matched to the EPF10K20TI144-4U's 1152 logic elements and 12,288-bit embedded RAM. Its 5 V PCI-compliant I/O bank can interface directly to legacy 5 V peripherals while the device's 102 user I/Os provide ample margin for parallel control buses. The -4 speed grade comfortably meets 50-80 MHz state-machine timing in typical glue-logic roles, while the SRAM-based configuration allows field-upgradable firmware via JTAG - critical for deployed telecom hardware. Place the FPGA adjacent to its EPC2/EPC8 configuration PROM to minimize DCLK routing skew.
Được đề xuất
ASIC Replacement / Prototype Emulation
The EPF10K20TI144-4U is an ideal ASIC replacement during prototype and low-volume production phases, allowing designers to validate system architecture before committing to a masked ASIC. Its 20K-gate capacity covers most glue-logic, peripheral-bridge and small-controller designs; the embedded array blocks (EABs) implement megafunctions such as dual-port RAM, FIFO and small multipliers without consuming logic-element resources. Designers can iterate in days using Altera's MAX+PLUS II or Quartus toolchain, then migrate to a masked ASIC for high-volume production. The 144-TQFP package is hand-rework friendly, which speeds board bring-up cycles during prototype phases.
Được đề xuất
Motor Control & Drive Front-End
In motor-control and variable-frequency drive front-ends, the EPF10K20TI144-4U generates the PWM patterns, decodes encoder feedback and runs the speed/current control loops at the necessary update rates. Its 1152 logic elements and 12,288-bit embedded RAM comfortably host field-oriented control (FOC) state machines, SVPWM modulators and encoder quadrature decoders. The industrial temperature grade and 5 V tolerance suit inverter-stage electronics where nearby switching nodes introduce temperature swings and ground-bounce transients. Use the dedicated JTAG chain for in-system tuning of PWM dead-time and PI-controller coefficients during drive commissioning.
Được đề xuất
Test & Measurement Instrumentation
The EPF10K20TI144-4U's 12,288-bit embedded RAM, dual-clock logic-array blocks and 102 user I/Os make it suitable for digital-storage oscilloscope trigger engines, logic-analyzer pattern generators and bench-top protocol analyzers. Designers can implement high-speed state machines, custom trigger sequences and on-the-fly data-width conversion without external memory, while the SRAM-based configuration lets vendors ship field-upgradable trigger libraries via JTAG. The 5 V I/O tolerance simplifies interfacing with legacy bench equipment that uses 5 V CMOS levels, and the 144-TQFP package supports mixed-signal PCB layouts where thermal management matters.
Được đề xuất
Legacy Retrofit & Industrial Modernization
For legacy equipment modernization programs, the EPF10K20TI144-4U serves as a drop-in replacement for older FLEX 10K, MAX 7000 and APEX 20K devices that are no longer repairable, while preserving the original PCB land pattern and JTAG test infrastructure. Its pin-compatibility with EPF10K20TC144-4N, EPF10K10TI144-4 and other 144-TQFP FLEX 10K variants (per Site MPN list) means retrofit boards can be re-qualified without respinning the layout. The SRAM-based configuration and Altera JTAG chain also allow modern diagnostic firmware to be loaded onto existing boards, extending equipment service life by years.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho EPF10K20TI144-4U — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | EPF10K20TI144-4N | EPF10K20TC144-4 | EPF10K20TC144-3 | EPF10K10TI144-4 |
|---|---|---|---|---|---|
| Brand | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) |
| Package | 144-TQFP | 144-TQFP | 144-TQFP | 144-TQFP | 144-TQFP |
| Logic Elements | 1152 | 1152 | 1152 | 1152 | 720 (10K gates) |
| Typical Gates | 20,000 | 20,000 | 20,000 | 20,000 | 10,000 |
| Embedded RAM Bits | 12,288 | 12,288 | 12,288 | 12,288 | 6,144 |
| Speed Grade | -4 | -4 | -4 | -3 (slower) | -4 |
| Temperature Grade | Industrial (-40 °C to +85 °C) | Commercial (0 °C to +70 °C) | Commercial (0 °C to +70 °C) | Commercial (0 °C to +70 °C) | Industrial (-40 °C to +85 °C) |
| User I/Os | 102 | 102 | 102 | 102 | 102 |
| Lifecycle Status | Obsolete (EOL) | Obsolete (EOL) | Obsolete (EOL) | Obsolete (EOL) | Obsolete (EOL) |
Bảo phân biệt quan trọng
- Industrial temperature grade (U suffix) (vsEPF10K20TI144-4N)
- Same-die -4 speed grade for timing-critical designs (vsEPF10K20TC144-3)
- 20K-gate capacity in 144-TQFP industrial grade (vsEPF10K10TI144-4)
Ghi chú thiết kế
The EPF10K20TI144-4U requires a stable 5.0 V core supply (VCCINT) and a separately decoupled VCCIO rail per I/O bank. Per the FLEX 10K datasheet, each VCCINT pin should be bypassed with a 0.1 µF ceramic capacitor placed within 5 mm of the pin, plus a 10 µF tantalum bulk capacitor near the package. The I/O banks (VCCIO) can each be powered at 3.3 V or 5.0 V independently to support mixed-voltage interfacing; bypass each VCCIO pin identically. Sequence the supplies so VCCINT is established before VCCIO if 5 V I/O is used with a 3.3 V core logic family in adjacent banks, to prevent back-powering through I/O clamping diodes.
Place the EPC8 or EPC2 configuration PROM as close as physically possible to the DCLK, nCONFIG, nSTATUS, CONF_DONE and DATA0 pins of the EPF10K20TI144-4U. Routing these traces over 25 mm introduces timing skew that can cause configuration failures at cold temperature. Per Altera's FLEX 10K hardware reference, keep the JTAG chain (TDI/TDO/TMS/TCK) under 150 mm total and add a 10 kΩ pull-up on nCONFIG and a 10 kΩ pull-down on JTAG TMS per IEEE 1149.1. Maintain a continuous ground plane under the TQFP-144 paddle area for thermal dissipation; the device can dissipate up to 1.5 W at 100 % logic utilization.
Do not assume that the EPF10K20TI144-4U is electrically compatible with later Cyclone devices on the same TQFP-144 footprint - the JTAG, configuration and power schemes differ fundamentally. Per the FLEX 10K datasheet, configuration data is loaded synchronously from an external PROM using DCLK; Cyclone IV/10 LP devices use active serial (AS) mode with EPCQ PROMs, which is NOT compatible with EPC8/EPC2 timing. Also note that the FLEX 10K device is volatile (SRAM-based), so the configuration must reload on every power-up; a missing or improperly programmed EPC8 will leave the device unconfigured with all I/Os tri-stated.
When driving long PCB traces or external cables, configure EPF10K20TI144-4U outputs with the slowest slew-rate setting in the Quartus / MAX+PLUS II assignment editor to limit ground bounce and EMI. Per the FLEX 10K datasheet, the device supports 2.5-3.3-5.0 V I/O standards with PCI-compliant drive strength; use PCI drive only on signals that require it, since high-strength outputs inject switching noise into adjacent analog sections. Add 22-33 Ω series-termination resistors on clock outputs and high-speed (>50 MHz) control signals to dampen reflections on traces longer than 50 mm.
Thông tin tuân thủ
RoHS and lead-free status not consistently documented across distributor listings for the EPF10K20TI144-4U; Altera's FLEX 10K family predates widespread RoHS adoption. Request lot-specific material declaration from the supplier before integration into a RoHS-mandated product. AEC-Q100 is not applicable as the device is not marketed as automotive-qualified.
