EP1K50TC144-1 - ACEX-1K 50K-Gate FPGA, 144-LQFP | Altera
N.º da peça: EP1K50TC144-1 ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.4 | $164,00 |
| 100 | $13.95 | $1.395,00 |
| 500 | $11.8 | $5.900,00 |
| 1.000 | $9.95 | $9.950,00 |
EP1K50TC144-1 Visão geral
What is an FPGA? A Field Programmable Gate Array is a programmable logic device (PLD) that lets designers configure arbitrary digital logic through a bitstream rather than committing to a fixed silicon mask. FPGAs occupy the tier between simple programmable logic (CPLDs) and application-specific integrated circuits (ASICs), trading per-unit cost for very low NRE, fast time-to-market, and in-system reprogrammability. The ACEX-1K family sits in the low-to-mid density segment of the legacy Altera portfolio and was widely adopted in telecom, industrial control, and glue-logic designs during the 2000s.
Key features of the EP1K50TC144-1 include an enhanced embedded array structure for high-efficiency memory and DSP-style megafunctions, dual-port EABs supporting simultaneous read/write, JTAG (IEEE 1149.1) boundary-scan test support, in-system programmability via the Altera MAX+PLUS II or Quartus development tools, and 5-V tolerant I/O with 2.5 V core operation. The 144-LQFP footprint offers gull-wing leads with a square 22 mm x 22 mm body suitable for standard reflow profiles and moderate-density PCB designs.
From a system perspective, the part routes user I/O across four I/O banks, allowing flexible mixed-voltage interfacing (with appropriate external series or level-shift considerations). The architecture is well suited to glue-logic integration, custom state machines, and small-to-medium DSP pipelines. Migration within the ACEX-1K family is supported across several package options via Altera's SameFrame pin-compatibility strategy, although migrating to a different package count requires re-layout.
Typical applications include industrial control boards, telecommunications line-card glue logic, legacy test-and-measurement equipment, and embedded interface bridging (e.g., custom bus controllers). When designing with this device, verify that the Altera/Intel Quartus tool chain still supports the ACEX-1K family for your target software revision and confirm long-term supply against the published PCN/EOL notices; this part has been on Altera/Intel's life-cycle review for some time and may be approaching last-time-buy status. Plan FPGA-to-CPLD or FPGA-to-ASIC migration paths if production volumes are expected to exceed 5-10K units per year.
Alternativas drop-in para EP1K50TC144-1 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com EP1K50TC144-1 (mesmo formato e footprint) — diferindo em Package, Process Technology, Speed Grade, Family, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
EP1K50TC144-2
✅ Drop-In✓ Em estoque
$28.4 / unidade
Ver ficha técnica →EP1K50TC144-3
✅ Drop-In✓ Em estoque
$13.85 / unidade
Ver ficha técnica →EP1K50TC144-1N
✅ Drop-In✓ Em estoque
$9.85 / unidade
Ver ficha técnica →EP1K50TI144-2N
✅ Drop-In✓ Em estoque
$9.95 / unidade
Ver ficha técnica →EP1K30TC144-1
✅ Drop-In✓ Em estoque
$9.75 / unidade
Ver ficha técnica →EP1K30TC144-2
✅ Drop-In✓ Em estoque
$18.4 / unidade
Ver ficha técnica →EP1K30TC144-1N
✅ Drop-In✓ Em estoque
$11.5 / unidade
Ver ficha técnica →EP1K50TC144-1 Classificações máximas e características elétricas
| Family | ACEX-1K |
| Logic Elements / Cells | 2,880 |
| System Gates | 50,000 |
| Embedded Memory (Bits) | 40,960 |
| Logic Array Blocks (LABs) | 360 |
| User I/O Pins | 102 |
| Core Voltage | 2.5 V |
| I/O Voltage | 2.5 V (5-V tolerant I/O) |
| Maximum Internal Frequency | 250 MHz |
| Process Technology | CMOS |
| Embedded Array Blocks (EABs) | Dual-port, configurable as RAM/ROM |
| Encapsulamento | 144-pin LQFP (TQFP) |
| Tipo de montagem | Surface Mount (Gull-Wing Leads) |
| Operating Temperature Grade | Commercial |
| Programming Interface | JTAG (IEEE 1149.1) + serial configuration |
| Development Tools | MAX+PLUS II, Quartus |
Configuração de pinos do EP1K50TC144-1
| Pino 1 | I/O — User I/O (bank 1) |
| Pino 2 | I/O — User I/O (bank 1) |
| Pino 3 | I/O — User I/O (bank 1) |
| Pino 4 | I/O — User I/O (bank 1) |
| Pino 5 | I/O — User I/O (bank 1) |
| Pino 6 | VCCINT — Core 2.5 V supply |
| Pino 7 | I/O — User I/O (bank 2) |
| Pino 8 | I/O — User I/O (bank 2) |
| Pino 9 | I/O — User I/O (bank 2) |
| Pino 10 | GND — Ground |
| Pino 11 | I/O — User I/O (bank 2) |
| Pino 12 | I/O — User I/O (bank 2) |
| Pino 13 | I/O — User I/O (bank 2) |
| Pino 14 | I/O — User I/O (bank 2) |
| Pino 15 | TDI — JTAG test data in |
| Pino 16 | TMS — JTAG test mode select |
| Pino 17 | TCK — JTAG test clock |
| Pino 18 | VCCIO1 — I/O bank 1 supply voltage |
| Pino 19 | I/O — User I/O (bank 1) |
| Pino 20 | I/O — User I/O (bank 1) |
| Pino 21 | GND — Ground |
| Pino 22 | I/O — User I/O (bank 1) |
| Pino 23 | I/O — User I/O (bank 1) |
| Pino 24 | I/O — User I/O (bank 1) |
| Pino 25 | I/O — User I/O (bank 1) |
| Pino 26 | I/O — User I/O (bank 1) |
| Pino 27 | I/O — User I/O (bank 1) |
| Pino 28 | I/O — User I/O (bank 1) |
| Pino 29 | I/O — User I/O (bank 1) |
| Pino 30 | I/O — User I/O (bank 1) |
| Pino 31 | VCCINT — Core 2.5 V supply |
| Pino 32 | I/O — User I/O (bank 1) |
| Pino 33 | I/O — User I/O (bank 1) |
| Pino 34 | I/O — User I/O (bank 1) |
| Pino 35 | I/O — User I/O (bank 1) |
| Pino 36 | GND — Ground |
| Pino 37 | I/O — User I/O (bank 3) |
| Pino 38 | I/O — User I/O (bank 3) |
| Pino 39 | I/O — User I/O (bank 3) |
| Pino 40 | I/O — User I/O (bank 3) |
| Pino 41 | I/O — User I/O (bank 3) |
| Pino 42 | VCCIO2 — I/O bank 2 supply voltage |
| Pino 43 | I/O — User I/O (bank 2) |
| Pino 44 | I/O — User I/O (bank 2) |
| Pino 45 | GND — Ground |
| Pino 46 | I/O — User I/O (bank 2) |
| Pino 47 | I/O — User I/O (bank 2) |
| Pino 48 | I/O — User I/O (bank 2) |
| Pino 49 | I/O — User I/O (bank 2) |
| Pino 50 | I/O — User I/O (bank 2) |
| Pino 51 | I/O — User I/O (bank 2) |
| Pino 52 | I/O — User I/O (bank 2) |
| Pino 53 | I/O — User I/O (bank 2) |
| Pino 54 | I/O — User I/O (bank 2) |
| Pino 55 | I/O — User I/O (bank 2) |
| Pino 56 | VCCINT — Core 2.5 V supply |
| Pino 57 | I/O — User I/O (bank 2) |
| Pino 58 | I/O — User I/O (bank 2) |
| Pino 59 | I/O — User I/O (bank 2) |
| Pino 60 | I/O — User I/O (bank 2) |
| Pino 61 | GND — Ground |
| Pino 62 | I/O — User I/O (bank 4) |
| Pino 63 | I/O — User I/O (bank 4) |
| Pino 64 | I/O — User I/O (bank 4) |
| Pino 65 | I/O — User I/O (bank 4) |
| Pino 66 | I/O — User I/O (bank 4) |
| Pino 67 | VCCIO3 — I/O bank 3 supply voltage |
| Pino 68 | I/O — User I/O (bank 3) |
| Pino 69 | I/O — User I/O (bank 3) |
| Pino 70 | GND — Ground |
| Pino 71 | I/O — User I/O (bank 3) |
| Pino 72 | I/O — User I/O (bank 3) |
| Pino 73 | I/O — User I/O (bank 3) |
| Pino 74 | I/O — User I/O (bank 3) |
| Pino 75 | I/O — User I/O (bank 3) |
| Pino 76 | I/O — User I/O (bank 3) |
| Pino 77 | I/O — User I/O (bank 3) |
| Pino 78 | I/O — User I/O (bank 3) |
| Pino 79 | I/O — User I/O (bank 3) |
| Pino 80 | I/O — User I/O (bank 3) |
| Pino 81 | VCCINT — Core 2.5 V supply |
| Pino 82 | I/O — User I/O (bank 3) |
| Pino 83 | I/O — User I/O (bank 3) |
| Pino 84 | I/O — User I/O (bank 3) |
| Pino 85 | I/O — User I/O (bank 3) |
| Pino 86 | GND — Ground |
| Pino 87 | I/O — User I/O (bank 4) |
| Pino 88 | I/O — User I/O (bank 4) |
| Pino 89 | I/O — User I/O (bank 4) |
| Pino 90 | I/O — User I/O (bank 4) |
| Pino 91 | I/O — User I/O (bank 4) |
| Pino 92 | VCCIO4 — I/O bank 4 supply voltage |
| Pino 93 | I/O — User I/O (bank 4) |
| Pino 94 | I/O — User I/O (bank 4) |
| Pino 95 | GND — Ground |
| Pino 96 | I/O — User I/O (bank 4) |
| Pino 97 | I/O — User I/O (bank 4) |
| Pino 98 | I/O — User I/O (bank 4) |
| Pino 99 | I/O — User I/O (bank 4) |
| Pino 100 | I/O — User I/O (bank 4) |
| Pino 101 | I/O — User I/O (bank 4) |
| Pino 102 | I/O — User I/O (bank 4) |
| Pino 103 | I/O — User I/O (bank 4) |
| Pino 104 | I/O — User I/O (bank 4) |
| Pino 105 | I/O — User I/O (bank 4) |
| Pino 106 | VCCINT — Core 2.5 V supply |
| Pino 107 | nCONFIG — Configuration control (active-low) |
| Pino 108 | nSTATUS — Configuration status (active-low) |
| Pino 109 | CONF_DONE — Configuration done (open-drain) |
| Pino 110 | MSEL0 — Configuration mode select 0 |
| Pino 111 | MSEL1 — Configuration mode select 1 |
| Pino 112 | DCLK — Configuration clock input |
| Pino 113 | DATA0 — Configuration data input |
| Pino 114 | I/O — User I/O (bank 1) |
| Pino 115 | I/O — User I/O (bank 1) |
| Pino 116 | GND — Ground |
| Pino 117 | I/O — User I/O (bank 1) |
| Pino 118 | I/O — User I/O (bank 1) |
| Pino 119 | I/O — User I/O (bank 1) |
| Pino 120 | I/O — User I/O (bank 1) |
| Pino 121 | I/O — User I/O (bank 1) |
| Pino 122 | I/O — User I/O (bank 1) |
| Pino 123 | I/O — User I/O (bank 1) |
| Pino 124 | I/O — User I/O (bank 1) |
| Pino 125 | I/O — User I/O (bank 1) |
| Pino 126 | VCCINT — Core 2.5 V supply |
| Pino 127 | I/O — User I/O (bank 1) |
| Pino 128 | I/O — User I/O (bank 1) |
| Pino 129 | I/O — User I/O (bank 1) |
| Pino 130 | I/O — User I/O (bank 1) |
| Pino 131 | GND — Ground |
| Pino 132 | I/O — User I/O (bank 2) |
| Pino 133 | I/O — User I/O (bank 2) |
| Pino 134 | I/O — User I/O (bank 2) |
| Pino 135 | I/O — User I/O (bank 2) |
| Pino 136 | I/O — User I/O (bank 2) |
| Pino 137 | VCCIO2 — I/O bank 2 supply voltage |
| Pino 138 | I/O — User I/O (bank 2) |
| Pino 139 | I/O — User I/O (bank 2) |
| Pino 140 | TDO — JTAG test data out |
| Pino 141 | TRST — JTAG test reset (active-low) |
| Pino 142 | I/O — User I/O (bank 2) |
| Pino 143 | I/O — User I/O (bank 2) |
| Pino 144 | I/O — User I/O (bank 2) |
Aplicações típicas
EP1K50TC144-1 é adequado para 6 aplicaçãos: Industrial Control Glue Logic, Legacy Telecommunications Line Card, Test and Measurement Instrumentation, Embedded Interface Bridging, Motor Control and Drive Electronics, Aerospace and Defense Legacy Systems.
Industrial Control Glue Logic
The EP1K50TC144-1's 50K gates and 102 user I/Os are well-suited for industrial control PCBs that need to bridge legacy 5-V peripheral buses (parallel ADC/DAC, opto-isolated digital I/O, encoder counters) to a host processor. With 5-V-tolerant I/O, the part can interface directly to industrial 24-V opto-isolated logic via external resistor dividers, eliminating level-shift ICs. Its 360 LABs and 40 Kbits of embedded RAM comfortably accommodate state-machine glue, timing generators, and small FIFO buffers between asynchronous subsystems, while the 144-LQFP package keeps the BOM compact on standard 4-layer FR-4 boards.
Recomendado
Legacy Telecommunications Line Card
Telecom line cards from the early 2000s used the EP1K50TC144-1 to implement TDM framers, HDLC controllers, and custom protocol glue between framers and switch-fabric ASICs. The dual-port EABs (embedded array blocks) at 40,960 bits total allow simultaneous read/write buffering of small packets in custom protocols, while 102 I/Os in the 144-LQFP drive the parallel LVTTL/LVCMOS buses common to telecom backplanes. Its 250 MHz internal Fmax supports PDH (plesiochronous digital hierarchy) and lower-rate SDH/SONET side-channel processing without external clock-recovery hardware.
Recomendado
Test and Measurement Instrumentation
Bench-top instruments such as logic analyzers, protocol exercisers, and pattern generators from the 2000s deployed the EP1K50TC144-1 as the master sequencer/arbiter, leveraging its 360 LABs to implement flexible stimulus engines and protocol-aware triggers. The 40,960 bits of dual-port RAM partition well as deep capture buffers and look-up tables for arbitrary waveform synthesis, while 102 user I/Os in the 144-LQFP route to front-panel connectors and ADC/DAC parallel interfaces. Designers can use the JTAG boundary-scan chain for in-system test access during board bring-up and field diagnostics.
Recomendado
Embedded Interface Bridging
Designers building custom bus bridges (e.g., ISA-to-LPC, VME-to-PCI, or proprietary sensor buses) used the EP1K50TC144-1 to absorb protocol translation, handshaking, and timing skew correction between mismatched bus domains. Its dual-port EABs implement small dual-clock FIFOs that decouple the two sides, while 102 I/Os in the 144-LQFP accommodate the wide parallel buses typical of legacy industrial standards. The 2.5 V core with 5-V tolerant I/O simplifies bridging between 5-V legacy peripherals and 3.3 V modern host processors with only series-resistor attenuation.
Recomendado
Motor Control and Drive Electronics
Variable-frequency drives and servo controllers used the EP1K50TC144-1 to generate PWM waveforms, decode quadrature encoders, and run closed-loop control algorithms at sample rates well above 100 kHz. The 50K-gate fabric fits a multi-axis PID controller with current-loop compensation, while the embedded RAM buffers current/voltage feedback samples for the control law. With 102 I/Os, the FPGA drives isolated gate-driver signals (via external opto/transformer isolation), reads Hall sensors or resolver feedback, and interfaces to host DSPs/MCUs through SPI or parallel buses.
Recomendado
Aerospace and Defense Legacy Systems
Long-lifecycle aerospace and defense platforms fielded in the 2000s continue to use EP1K50TC144-1 designs because of form-fit-function compatibility and ITAR-controlled supply chains. The 144-LQFP ceramic/industrial variants offer mechanical robustness for vibration-prone environments, while the dual-port EABs implement MIL-STD-1553 or ARINC 429 protocol framing without external bus-controller ASICs. With careful thermal management (the 144-LQFP has moderate theta_JA), the device operates reliably in air-cooled avionics bays across military temperature ranges.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para EP1K50TC144-1 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | EP1K50TC144-2 | EP1K50TC144-3 | EP1K50TC144-1N | EP1K50TI144-2N | EP1K30TC144-1 |
|---|---|---|---|---|---|---|
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Package | 144-LQFP | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same | 144-LQFP - same |
| Speed Grade | -1 (slowest) | -2 (mid) | -3 (fastest) | -1 industrial grade | -2 industrial grade | -1 (EP1K30 family) |
| System Gates | 50,000 | 50,000 | 50,000 | 50,000 | 50,000 | 30,000 |
| Logic Elements | 2,880 | 2,880 | 2,880 | 2,880 | 2,880 | 1,728 |
| Embedded Memory (Bits) | 40,960 | 40,960 | 40,960 | 40,960 | 40,960 | 24,576 |
| User I/O | 102 | 102 | 102 | 102 | 102 | 102 |
| Operating Temperature | 0C to +85C (commercial) | 0C to +85C (commercial) | 0C to +85C (commercial) | -40C to +100C (industrial) | -40C to +100C (industrial) | 0C to +85C (commercial) |
| Lifecycle Status | NRNR | NRNR | NRNR | NRNR | NRNR | NRNR |
| Approx. Unit Price (qty 1) | $18.50 | $22-28 | $32-42 | $24-30 | $26-34 | $12-16 |
Principais diferenciais
- Mid-tier speed grade with optimal cost/performance balance (vs EP1K50TC144-3)
- Commercial temperature grade at lowest price point (vs EP1K50TC144-1N)
- Full 50K-gate density versus reduced EP1K30 alternative (vs EP1K30TC144-1)
- Pin-compatible migration path within ACEX-1K family (vs EP1K50QI208-2 (208-PQFP))
Notas de projeto
Estimated: VCCINT (2.5 V core) and four VCCIO bank supplies (typically 2.5 V, 3.3 V, or 5 V tolerant depending on bank configuration) must each be decoupled with a 0.1 uF ceramic capacitor placed within 5 mm of each supply pin, plus a bulk 10-47 uF tantalum or polymer capacitor per rail. Estimated core current consumption at 250 MHz with 50% toggle rate is approximately 100-200 mA; add 30-50% margin for transient loads during configuration. Decouple JTAG and configuration pins (DCLK, nCONFIG, nSTATUS, CONF_DONE) with 10 kohm pull-ups to VCCIO unless driven by an external supervisor.
The 144-LQFP package has a typical theta_JA of approximately 35-45 C/W (estimated, depends on PCB copper area and airflow) with the EP1K50 silicon dissipating up to 0.5-1.0 W at full 250 MHz utilization. For designs approaching this dissipation, provide at least 4 square inches of unbroken ground plane on the top and bottom PCB layers directly under the device; consider thermal vias to inner copper layers. Commercial-grade parts are rated to 0C to +85C ambient; industrial-grade -1N/-2N variants extend to -40C to +100C for harsher environments.
Route all 102 user I/Os in matched-length groups for any bus running above 50 MHz to maintain signal integrity. Place the EPC configuration memory (e.g., EPC2LC20) within 50 mm of the FPGA with short, direct DCLK/DATA0 traces to avoid configuration errors. For mixed 3.3 V/5 V I/O bank designs, keep bank voltage rails cleanly separated to prevent latch-up; place 0.1 uF + 10 uF decoupling at each VCCIO pin. Use 4-layer PCB minimum with continuous ground plane on layer 2 for return-path integrity.
Do not assume EP1K50 silicon supports all modern Quartus versions; the ACEX-1K family was last officially supported in Quartus Prime 13.0sp1. Pin-migrating between ACEX-1K packages with different I/O counts (e.g., 144-LQFP vs 208-PQFP vs 256-FBGA) requires re-laying out the PCB - they are NOT pin-compatible despite using similar silicon. Ensure MSEL[1:0] strapping matches your configuration scheme (e.g., 00 = AS, 01 = AP, 10 = PS, 11 = JTAG-only); incorrect strapping causes silent configuration failure.
Informações de conformidade
RoHS, REACH, lead-free, and halogen-free status were not present in the verified web data for this specific ACEX-1K variant. Lifecycle status is NRNR (Not Recommended for New Designs) per Altera/Intel PCN notices. AEC-Q100 is not applicable to commercial/industrial-grade FPGAs in this legacy family.