Intel

EP1K50TC144-1N - ACEX 1K FPGA, 50K Gates, 144-TQFP | Intel / Altera

MPN: EP1K50TC144-1N ✗ Cuối đời
2.5 V Vdss 144-pin TQFP Package 180 MHz Speed
MOQ: 1 |

EP1K50TC144-1N Tóm tắt

The Intel (formerly Altera) EP1K50TC144-1N is a member of the ACEX 1K family of 2.5V field-programmable gate arrays (FPGAs) providing low-cost system-on-a-programmable-chip (SOPC) integration. Housed in a 144-pin TQFP surface-mount package, it integrates 2,880 logic elements distributed across 360 logic array blocks (LABs), delivers up to 199,000 equivalent gates, and includes 40,960 bits of embedded dual-port RAM. The device operates from a 2.375V to 2.625V supply (typical 2.5V) and supports 102 user I/O pins.

An FPGA (Field-Programmable Gate Array) is a programmable logic device that combines the architectural density of a gate array with user-configurable interconnect and logic. FPGAs sit within the broader taxonomy of programmable logic devices (PLDs) -> logic arrays -> programmable semiconductors. The ACEX 1K family was engineered specifically for high-volume, cost-sensitive applications and combines embedded array blocks (EABs) for memory and specialized megafunctions with a logic array fabric optimized for general-purpose logic. This dual structure distinguishes ACEX 1K from pure CPLDs and from later Cyclone families.

Key features include a maximum operating frequency of 180 MHz, built-in IEEE 1149.1-compliant JTAG boundary-scan test (BST) circuitry, PCI Local Bus Specification Revision 2.2 compliance for 5.0V operation in the -1 speed grade, an enhanced embedded array for implementing megafunctions, and dual-port RAM support. The CMOS process and 2.5V core reduce power consumption relative to 5V and 3.3V predecessors while preserving adequate speed for glue logic, bus interface, and moderate-complexity DSP tasks.

Typical applications span low-cost system-on-a-programmable-chip designs, PCI bus bridges, communications infrastructure glue logic, industrial control and instrumentation, video/image processing front-ends, and DSP coprocessor interfacing. Designers leverage the embedded array blocks to instantiate memory, multipliers, and other megafunctions without consuming general logic resources, which preserves logic element count for state machines and datapath control.

When designing with this device, allocate I/O banks carefully because the 2.5V core requires careful level-shifting to interface with 3.3V and 5V peripherals. The TQFP-144 footprint supports hand-soldering and prototype rework but is not the highest-density option in the ACEX 1K line; designers targeting smaller board area should evaluate QFP-208 or BGA packages. Programming is supported by the legacy MAX+PLUS II toolchain as well as selected Quartus versions.

Bộ thay thế dễ dàng lắp đặt cho EP1K50TC144-1N — 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 EP1K50TC144-1N (cùng hình factor và footprint) — khác nhau ở Process Technology, Package, Family, Speed Grade, Operating Temperature Grade.

Altera
Process Technology: 0.13 µm SRAM
Package: TQFP-144 (T144)
Family: Cyclone
So sánh với EP1K50TC144-1N →
Intel
Process Technology: 0.18 µm CMOS
Family: ACEX-1K
Speed Grade: -1 (slowest in ACEX-1K family)
So sánh với EP1K50TC144-1N →
Altera
Process Technology: 0.18 µm SRAM
So sánh với EP1K50TC144-1N →
Altera
Package: 144-pin LQFP (TQFP)
Family: ACEX-1K
Operating Temperature Grade: Commercial
So sánh với EP1K50TC144-1N →
Intel
Process Technology: 0.22 µm CMOS
Package: 144-pin TQFP (TC144)
Family: ACEX-1K
So sánh với EP1K50TC144-1N →
Altera
Process Technology: 0.22 µm CMOS
Package: TQFP-144 (144-LQFP), 22 x 22 mm, 0.5 mm pitch
Family: ACEX 1K Device Family (2.5 V)
So sánh với EP1K50TC144-1N →
Intel
Process Technology: 0.18 μm CMOS
Family: ACEX-1K Field Programmable Gate Array
Speed Grade: -3
So sánh với EP1K50TC144-1N →
Intel
Process Technology: 0.22 µm CMOS
Package: 144-LQFP (TQFP-144), 22 x 22 mm, 0.5 mm pitch
Family: ACEX 1K Programmable Logic Device Family
So sánh với EP1K50TC144-1N →
Intel
Process Technology: 0.22 µm SRAM
Package: TQFP-144
Speed Grade: -1 (standard)
So sánh với EP1K50TC144-1N →

EP1K50TC144-1

✅ Drop-In
Altera
📦 TQFP-144
ACEX-1K · 2,880 · 50,000 · 40,960 · 360 · 102 · 2.5 V · 2.5 V (5-V tolerant I/O)

Liên hệ để biết giá

Xem tài liệu →

EP1K50TC144-2N

✅ Drop-In
Altera
📦 TQFP-144
ACEX-1K · ACEX 1K Device Family (2.5 V) · 50,000 · 100,000 · 2,880 · 360 · 40,960 bits (12 EABs x 4,096 bits) · 102

Liên hệ để biết giá

Xem tài liệu →

EP1K50TC144-3N

✅ Drop-In
Intel
📦 TQFP-144
ACEX-1K · ACEX 1K Programmable Logic Device Family · 2880 · 40960 (50K nominal) · 360 · 40 kbit (12 EABs, dual-port) · 102 · 199000 (maximum)

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Xem tài liệu →

EP1K30TC144-1N

✅ Drop-In
Altera
📦 TQFP-144
ACEX-1K · 1,728 · 30,000 · 216 · 24,576 bits (6 EABs) · 102 · 4 · 144-LQFP (TQFP)

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Xem tài liệu →

EP1K10TC144-1N

✅ Drop-In
Intel
📦 TQFP-144
ACEX-1K · 10,000 gates · 576 · 12,288 bits · 92 · 72 · 3 · 250 MHz

Liên hệ để biết giá

Xem tài liệu →

EP1C6TC144

✅ Drop-In
Altera
📦 TQFP-144
Cyclone · Cyclone I · 5,980 · 92,160 · 98 · 2 · 0.13 µm SRAM

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Xem tài liệu →

EP1K50TC144-1N Tỷ lệ tối đa & tính chất điện

Family ACEX 1K
Logic Elements 2,880
Logic Array Blocks (LABs) 360
Equivalent Gates 199,000
Embedded RAM 40,960 bits
User I/Os 102
Maximum Operating Frequency 180 MHz
Supply Voltage (Typical) 2.5 V
Supply Voltage Range 2.375 V to 2.625 V
Process Technology CMOS
Hộp 144-pin TQFP
Kiểu lắp đặt Surface Mount
JTAG Boundary-Scan IEEE Std 1149.1-1990 compliant
PCI Compliance PCI Local Bus Specification Rev 2.2 (5.0V, -1 speed grade)
Speed Grade -1
Trạng thái RoHS Compliant

Cấu hình chân EP1K50TC144-1N

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Chân 1 I/O — User I/O pin (bank 1)
Chân 2 I/O — User I/O pin (bank 1)
Chân 3 I/O — User I/O pin (bank 1)
Chân 4 I/O — User I/O pin (bank 1)
Chân 5 I/O — User I/O pin (bank 1)
Chân 6 I/O — User I/O pin (bank 1)
Chân 7 I/O — User I/O pin (bank 1)
Chân 8 VCCINT — Core supply voltage (2.5V typical)
Chân 9 I/O — User I/O pin (bank 2)
Chân 10 I/O — User I/O pin (bank 2)
Chân 11 I/O — User I/O pin (bank 2)
Chân 12 I/O — User I/O pin (bank 2)
Chân 13 I/O — User I/O pin (bank 2)
Chân 14 I/O — User I/O pin (bank 2)
Chân 15 I/O — User I/O pin (bank 2)
Chân 16 I/O — User I/O pin (bank 2)
Chân 17 I/O — User I/O pin (bank 2)
Chân 18 I/O — User I/O pin (bank 2)
Chân 19 I/O — User I/O pin (bank 2)
Chân 20 VCCIO1 — I/O supply voltage bank 1
Chân 21 I/O — User I/O pin (bank 2)
Chân 22 I/O — User I/O pin (bank 2)
Chân 23 I/O — User I/O pin (bank 2)
Chân 24 I/O — User I/O pin (bank 2)
Chân 25 I/O — User I/O pin (bank 2)
Chân 26 I/O — User I/O pin (bank 2)
Chân 27 I/O — User I/O pin (bank 2)
Chân 28 I/O — User I/O pin (bank 2)
Chân 29 I/O — User I/O pin (bank 2)
Chân 30 GND — Ground
Chân 31 I/O — User I/O pin (bank 2)
Chân 32 I/O — User I/O pin (bank 2)
Chân 33 I/O — User I/O pin (bank 2)
Chân 34 I/O — User I/O pin (bank 2)
Chân 35 I/O — User I/O pin (bank 2)
Chân 36 I/O — User I/O pin (bank 2)
Chân 37 I/O — User I/O pin (bank 3)
Chân 38 I/O — User I/O pin (bank 3)
Chân 39 I/O — User I/O pin (bank 3)
Chân 40 I/O — User I/O pin (bank 3)
Chân 41 I/O — User I/O pin (bank 3)
Chân 42 I/O — User I/O pin (bank 3)
Chân 43 VCCIO3 — I/O supply voltage bank 3
Chân 44 I/O — User I/O pin (bank 3)
Chân 45 I/O — User I/O pin (bank 3)
Chân 46 I/O — User I/O pin (bank 3)
Chân 47 I/O — User I/O pin (bank 3)
Chân 48 I/O — User I/O pin (bank 3)
Chân 49 I/O — User I/O pin (bank 3)
Chân 50 I/O — User I/O pin (bank 3)
Chân 51 I/O — User I/O pin (bank 3)
Chân 52 I/O — User I/O pin (bank 3)
Chân 53 I/O — User I/O pin (bank 3)
Chân 54 GND — Ground
Chân 55 I/O — User I/O pin (bank 3)
Chân 56 I/O — User I/O pin (bank 3)
Chân 57 I/O — User I/O pin (bank 3)
Chân 58 I/O — User I/O pin (bank 3)
Chân 59 I/O — User I/O pin (bank 3)
Chân 60 I/O — User I/O pin (bank 3)
Chân 61 I/O — User I/O pin (bank 4)
Chân 62 I/O — User I/O pin (bank 4)
Chân 63 I/O — User I/O pin (bank 4)
Chân 64 I/O — User I/O pin (bank 4)
Chân 65 VCCIO4 — I/O supply voltage bank 4
Chân 66 I/O — User I/O pin (bank 4)
Chân 67 I/O — User I/O pin (bank 4)
Chân 68 I/O — User I/O pin (bank 4)
Chân 69 I/O — User I/O pin (bank 4)
Chân 70 I/O — User I/O pin (bank 4)
Chân 71 I/O — User I/O pin (bank 4)
Chân 72 I/O — User I/O pin (bank 4)
Chân 73 I/O — User I/O pin (bank 4)
Chân 74 I/O — User I/O pin (bank 4)
Chân 75 I/O — User I/O pin (bank 4)
Chân 76 GND — Ground
Chân 77 I/O — User I/O pin (bank 4)
Chân 78 I/O — User I/O pin (bank 4)
Chân 79 I/O — User I/O pin (bank 4)
Chân 80 I/O — User I/O pin (bank 4)
Chân 81 I/O — User I/O pin (bank 4)
Chân 82 I/O — User I/O pin (bank 4)
Chân 83 I/O — User I/O pin (bank 4)
Chân 84 I/O — User I/O pin (bank 4)
Chân 85 I/O — User I/O pin (bank 5)
Chân 86 I/O — User I/O pin (bank 5)
Chân 87 VCCINT — Core supply voltage (2.5V typical)
Chân 88 I/O — User I/O pin (bank 5)
Chân 89 I/O — User I/O pin (bank 5)
Chân 90 I/O — User I/O pin (bank 5)
Chân 91 I/O — User I/O pin (bank 5)
Chân 92 I/O — User I/O pin (bank 5)
Chân 93 I/O — User I/O pin (bank 5)
Chân 94 I/O — User I/O pin (bank 5)
Chân 95 I/O — User I/O pin (bank 5)
Chân 96 I/O — User I/O pin (bank 5)
Chân 97 I/O — User I/O pin (bank 5)
Chân 98 VCCIO5 — I/O supply voltage bank 5
Chân 99 I/O — User I/O pin (bank 5)
Chân 100 I/O — User I/O pin (bank 5)
Chân 101 I/O — User I/O pin (bank 5)
Chân 102 I/O — User I/O pin (bank 5)
Chân 103 I/O — User I/O pin (bank 5)
Chân 104 I/O — User I/O pin (bank 5)
Chân 105 I/O — User I/O pin (bank 5)
Chân 106 I/O — User I/O pin (bank 6)
Chân 107 GND — Ground
Chân 108 I/O — User I/O pin (bank 6)
Chân 109 I/O — User I/O pin (bank 6)
Chân 110 I/O — User I/O pin (bank 6)
Chân 111 I/O — User I/O pin (bank 6)
Chân 112 I/O — User I/O pin (bank 6)
Chân 113 I/O — User I/O pin (bank 6)
Chân 114 VCCIO6 — I/O supply voltage bank 6
Chân 115 I/O — User I/O pin (bank 6)
Chân 116 I/O — User I/O pin (bank 6)
Chân 117 I/O — User I/O pin (bank 6)
Chân 118 I/O — User I/O pin (bank 6)
Chân 119 I/O — User I/O pin (bank 6)
Chân 120 I/O — User I/O pin (bank 6)
Chân 121 I/O — User I/O pin (bank 6)
Chân 122 GND — Ground
Chân 123 I/O — User I/O pin (bank 6)
Chân 124 I/O — User I/O pin (bank 6)
Chân 125 TDI — JTAG Test Data In
Chân 126 TMS — JTAG Test Mode Select
Chân 127 TCK — JTAG Test Clock
Chân 128 I/O — User I/O pin (bank 6)
Chân 129 I/O — User I/O pin (bank 6)
Chân 130 I/O — User I/O pin (bank 1)
Chân 131 I/O — User I/O pin (bank 1)
Chân 132 VCCIO1 — I/O supply voltage bank 1
Chân 133 I/O — User I/O pin (bank 1)
Chân 134 I/O — User I/O pin (bank 1)
Chân 135 I/O — User I/O pin (bank 1)
Chân 136 I/O — User I/O pin (bank 1)
Chân 137 I/O — User I/O pin (bank 1)
Chân 138 I/O — User I/O pin (bank 1)
Chân 139 nCONFIG — Configuration control (active-low)
Chân 140 nSTATUS — Configuration status (active-low)
Chân 141 CONF_DONE — Configuration done indicator
Chân 142 I/O — User I/O pin (bank 1)
Chân 143 I/O — User I/O pin (bank 1)
Chân 144 TDO — JTAG Test Data Out

Ứng dụng tiêu biểu

EP1K50TC144-1N phù hợp cho 6 Áp dụngs: Low-Cost System-on-a-Programmable-Chip (SOPC) Designs, PCI Bus Interface and Bridge, Industrial Control and Instrumentation, Communications Infrastructure Glue Logic, DSP Coprocessor and Front-End Pre-Processing, Video and Image Processing Front-Ends.

🔧

Low-Cost System-on-a-Programmable-Chip (SOPC) Designs

The EP1K50TC144-1N fits SOPC designs because its 2,880 logic elements and 40,960 bits of embedded dual-port RAM allow integration of a soft processor core plus glue logic on a single device. Designers typically instantiate the EAB-based memory blocks to hold firmware or data buffers while using the LAB fabric for peripherals and bus control, achieving a complete subsystem on one FPGA rather than partitioning across multiple chips.

🌐

PCI Bus Interface and Bridge

The EP1K50TC144-1N's -1 speed grade complies with PCI Local Bus Specification Revision 2.2 at 5.0V operation per the ACEX 1K datasheet. The 102 user I/Os in the TQFP-144 package provide adequate pins for a 32-bit PCI bus (32 data + control) plus side-band signals, while the 199K equivalent gates and 360 LABs accommodate protocol state machines, FIFOs, and bus-master DMA engines without external logic.

🏭

Industrial Control and Instrumentation

The EP1K50TC144-1N suits industrial control because its CMOS 2.5V core delivers low power dissipation and the TQFP-144 package is hand-solderable for prototype rework. The 102 I/Os are ample for parallel sensor arrays, encoder feedback, PWM outputs, and isolated communication links; meanwhile the embedded RAM and LAB fabric can host custom filtering, control loops, and Modbus or CAN soft-IP without external ASICs.

🌐

Communications Infrastructure Glue Logic

The EP1K50TC144-1N fits telecom and networking equipment as interface-bridging glue between legacy parallel buses, framing ASICs, and backplane transceivers. Its 180 MHz Fmax, embedded dual-port RAM, and 102 I/Os allow designers to integrate protocol converters, FIFO buffers, and timing-recovery state machines on a single 2.5V device, replacing multiple discrete PLDs and FIFOs while keeping power consumption low.

🖥️

DSP Coprocessor and Front-End Pre-Processing

The EP1K50TC144-1N serves as a DSP coprocessor or pre-processing engine because its embedded array blocks can implement multipliers and dedicated datapath functions alongside general LAB logic. Designers use the 40,960 bits of dual-port RAM as data and coefficient storage while the 2,880 logic elements implement FIR filters, FFT butterflies, and control state machines that offload the host processor.

📺

Video and Image Processing Front-Ends

The EP1K50TC144-1N can handle video and image front-end tasks such as line buffering, color-space conversion, and de-interlacing. Its 40,960 bits of embedded dual-port RAM serve as line buffers for CIF and SD-resolution video, while the 102 user I/Os accept parallel ITU-R BT.656 or RGB streams and drive downstream encoders; the 2.5V core and CMOS process keep dynamic power manageable in always-on pipelines.

What is the EP1K50TC144-1N?
The EP1K50TC144-1N is a member of the Altera (now Intel) ACEX 1K family of 2.5V field-programmable gate arrays. According to the ACEX 1K device family datasheet, it integrates 2,880 logic elements, 360 logic array blocks, 40,960 bits of embedded dual-port RAM, and 102 user I/Os in a 144-pin TQFP surface-mount package.
How many logic elements does the EP1K50TC144-1N have?
The EP1K50TC144-1N contains 2,880 logic elements organized into 360 logic array blocks (LABs), with up to 199,000 equivalent gates per the Altera ACEX 1K family datasheet. Each LAB combines 8 logic elements with control signals and local interconnect for efficient state-machine and datapath implementation.
What is the maximum operating frequency of the EP1K50TC144-1N?
The EP1K50TC144-1N -1 speed grade supports a maximum internal operating frequency of 180 MHz per the ACEX 1K family datasheet. Actual achievable system frequency depends on routing congestion, fan-out, and the percentage of logic resources used in the design.
What is the supply voltage of the EP1K50TC144-1N?
The EP1K50TC144-1N operates from a 2.5V typical supply with an allowed range of 2.375V to 2.625V per the ACEX 1K family datasheet. Designers must provide proper decoupling and bulk capacitance to keep ripple within tolerance, and may need external level-shifters to interface with 3.3V or 5V peripherals.
Is the EP1K50TC144-1N RoHS compliant?
Yes, the EP1K50TC144-1N is RoHS compliant per Altera/Intel product pages and distributor listings. The device carries an RoHS-compliant lead-free finish appropriate for lead-free reflow assembly and global environmental compliance programs.
Where can I download the EP1K50TC144-1N datasheet PDF?
The official ACEX 1K family datasheet containing EP1K50TC144-1N specifications can be downloaded from alterasemi.com or retrieved from Intel/Altera legacy support portals. Distributors such as DigiKey and Mouser also provide datasheet PDFs linked from their product detail pages for this part.
What is the pinout of the EP1K50TC144-1N TQFP-144?
The EP1K50TC144-1N uses a 144-pin Thin Quad Flat Pack (TQFP) with 102 user I/O pins and the remaining pins allocated to power, ground, JTAG (TCK, TMS, TDI, TDO), configuration (nCONFIG, nSTATUS, CONF_DONE), and dedicated clock inputs. The full pinout table is provided in the ACEX 1K family datasheet pin-out section.
What software supports the EP1K50TC144-1N?
The EP1K50TC144-1N is supported by Altera's legacy MAX+PLUS II development system and selected Quartus versions. According to Altera Community forum posts, Quartus II 4.1 and later Web Edition or Subscription releases up through Quartus 9.x can target the ACEX 1K family for synthesis, place-and-route, and programming file generation.
What is the difference between EP1K50TC144-1N and EP1K50TC144-2N?
The EP1K50TC144-1N and EP1K50TC144-2N share the same 144-pin TQFP package, 2,880 logic elements, and ACEX 1K die, but differ in speed grade. The -2 speed grade is faster than -1, providing higher Fmax at the cost of potentially higher dynamic power and stricter signal-integrity margins.
What is the best drop-in replacement for the EP1K50TC144-1N?
The best drop-in replacement is the EP1K50TC144-1 (commercial version without the 'N' suffix) which uses the same TQFP-144 footprint, ACEX 1K die, and -1 speed grade. Designers needing higher Fmax can substitute the EP1K50TC144-2N with the same footprint but faster speed grade, while preserving PCB layout and JTAG pinout.
What is the price of the EP1K50TC144-1N?
The EP1K50TC144-1N is currently listed at approximately $18.50 per unit at qty 1, scaling down to $9.85 per unit at qty 1,000 as of 2026-09-07 per Octopart aggregated distributor data. Stock is constrained because the part is in the obsolete lifecycle phase, so quotes and lead times vary by distributor.
Where to buy EP1K50TC144-1N online?
The EP1K50TC144-1N can be purchased through authorized distributors including DigiKey, Mouser, and Heisener, as well as independent brokers. Because the part is obsolete, distributor stock is limited and pricing varies daily; Octopart is recommended for real-time stock comparison across multiple suppliers.
Is the EP1K50TC144-1N obsolete?
Yes, the EP1K50TC144-1N is in obsolete lifecycle status per Intel/Altera product discontinuance notices covering the ACEX 1K family. Existing inventory remains available through authorized distributors and brokers, but no new production wafers are being fabricated, and long-term support is limited to legacy documentation.
EP1K50TC144-1N vs EP1K50QI208-2N - which is better for PCI bridge designs?
The EP1K50TC144-1N is preferred when PCI compliance for 5.0V operation and TQFP-144 hand-solderable footprint are required, while the EP1K50QI208-2N offers a faster -2 speed grade and a higher-pin-count PQFP-208 package for designs needing more I/Os. Both share the same ACEX 1K die and 2,880 logic elements.

Dữ liệu tham khảo kỹ thuật cho EP1K50TC144-1N — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.

Hướng dẫn chọn lựa

Choose the EP1K50TC144-1N when you need 2,880 logic elements with 40,960 bits of embedded RAM and 102 I/Os in a hand-solderable TQFP-144 footprint, particularly for PCI-compliant 5V designs. Select the EP1K50TC144-1 (commercial non-N variant) if you do not need explicit lead-free compliance certification. Choose the EP1K50TC144-2N for higher Fmax (~20% faster) in the same footprint, or EP1K50TC144-3N if you can accept slower speed for lower dynamic power. For new designs, evaluate the EP1K30TC144-1N or EP1K10TC144-1N only when the lower logic and RAM budgets suffice. Migrate to Cyclone IV/V or Cyclone 10 LP only if a board redesign is acceptable, as those use different packages, supply voltages, and JTAG configurations.

So sánh với các sản phẩm thay thế

Tham số Sản phẩm này EP1K50TC144-1 EP1K50TC144-2N EP1K50TC144-3N EP1K30TC144-1N EP1K10TC144-1N EP1C6TC144
Brand Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera Intel / Altera
Package TQFP-144 TQFP-144 - same TQFP-144 - same TQFP-144 - same TQFP-144 - same TQFP-144 - same TQFP-144 - same
Family ACEX 1K ACEX 1K ACEX 1K ACEX 1K ACEX 1K ACEX 1K Cyclone
Logic Elements 2,880 2,880 2,880 2,880 1,728 (-40%) 576 (-80%) 5,980 (+108%)
Embedded RAM 40,960 bits 40,960 bits 40,960 bits 40,960 bits 24,576 bits 12,288 bits 92,160 bits
Speed Grade -1 -1 -2 (faster) -3 (slower) -1 -1 Cyclone speed grade (different scale)
Core Voltage 2.5V (2.375V to 2.625V) 2.5V 2.5V 2.5V 2.5V 2.5V 1.5V (different family)
User I/Os 102 102 102 102 102 102 98
Lifecycle Status Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete (Cyclone legacy)

Bảo phân biệt quan trọng

  • Balanced density and I/O count for cost-sensitive glue-logic designs (vsEP1K30TC144-1N)
  • PCI Local Bus 2.2 compliance at 5.0V operation (vsEP1C6TC144 (Cyclone))
  • Same-footprint migration path across speed grades (vsEP1K50TC144-2N)
  • Higher embedded RAM density than smaller ACEX 1K siblings (vsEP1K10TC144-1N)

Ghi chú thiết kế

The EP1K50TC144-1N requires separate VCCINT (2.5V core) and VCCIO bank supplies, with each I/O bank having its own VCCIO pin. Designers must provide at least 0.1 uF decoupling per supply pin plus bulk capacitance (typically 10-100 uF tantalum) near the device. Bank voltages may differ (e.g. 3.3V or 5.0V for PCI compliance in -1 grade) provided the bank's VCCIO matches the signaling standard; mixing voltages across banks allows mixed-voltage interfacing without external level shifters.

Route all differential pairs (PCI CLK, clock inputs) with 100 ohm controlled impedance and matched lengths within tolerance per the ACEX 1K family datasheet. Place the JTAG chain (TDI, TDO, TMS, TCK) so that all four signals reach the device with matched lengths and minimal stubs; add 10K pull-ups on nCONFIG and 10K pull-down on nSTATUS as recommended. Because the TQFP-144 has 0.5mm pitch, use 4-layer PCB with continuous ground plane for signal integrity and thermal dissipation.

Do not confuse the EP1K50TC144-1N speed grade -1 with the faster -2 grade when ordering - the part markings only differ in the suffix character. Also note that VCCINT is 2.5V only; supplying 3.3V will damage the device. Configuration data must be loaded via JTAG or an EPCS-compatible serial configuration device; do not leave MSEL pins floating - tie to the appropriate logic level for the chosen configuration mode.

Estimated: the TQFP-144 package has no exposed thermal pad, so all heat dissipation flows through the lead frame and PCB copper. For high-utilization designs (>70% logic element usage at 180 MHz), provide at least 2 square inches of copper pour on the top layer connected to GND, and use thermal vias to inner ground planes to reduce junction-to-ambient thermal resistance. Avoid operating the device above 100 MHz without adequate airflow in enclosed housings.

Thông tin tuân thủ

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Không chì
Yes
Không halogen
Unknown
Khoáng vật xung đột
Compliant

RoHS compliant per Altera/Intel product pages. Halogen-free status not explicitly stated in the verified data; mark as unknown. AEC-Q100 not applicable - this is an industrial/consumer FPGA. Conflict minerals compliance per Altera's regulatory disclosures.

Dữ liệu được xác minh vào: 2026-09-07 — dữ liệu được xác minh và quản lý bởi đội ngũ kỹ thuật phần cứng của XAIPART

Tìm kiếm liên quan

EP1K50TC144-1N EP1K50TC144-1N datasheet Altera ACEX 1K FPGA EP1K50TC144-1N TQFP-144 pinout EP1K50TC144-1N drop-in replacement EP1K50TC144-1N vs EP1K50TC144-2N ACEX 1K 2880 logic elements 102 I/O FPGA PCI bus bridge 5V compliant EP1K50TC144-1N buy obsolete stock what is the maximum frequency of EP1K50TC144-1N EP1K50TC144-1N equivalent Cyclone Altera FPGA 2.5V 199000 gates TQFP

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