EP1C12F256C6AA - Cyclone FPGA 12,060 LEs 256-BGA | Altera
料号： EP1C12F256C6AA ⚠ 最后一次采购| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.2 | $342.00 |
| 100 | $28.95 | $2,895.00 |
| 500 | $24.1 | $12,050.00 |
| 1,000 | $21.4 | $21,400.00 |
EP1C12F256C6AA 概述
A Field-Programmable Gate Array (FPGA) is a semiconductor integrated circuit composed of configurable logic blocks (CLBs), programmable interconnect, and dedicated hardware such as block RAM, PLLs, and I/O serializers that can be re-programmed in the field after PCB assembly. FPGAs sit hierarchically between general-purpose microcontrollers and fixed-function ASICs: they offer far higher logic density and parallel throughput than MCUs while avoiding the NRE mask costs of an ASIC. The Cyclone family was Altera's first line positioned as a low-cost alternative to the company's Stratix high-end series, opening FPGA use to consumer, industrial, and communications cost points previously dominated by ASSPs.
Key features of the EP1C12F256C6AA include two phase-locked loops (PLLs) for clock multiplication and de-skew, up to 301 Mbits/s LVDS I/O support, dedicated DDR SDRAM interface circuitry, and embedded multiplier blocks for low-density DSP. The device supports the Altera Nios II soft-core processor and is configured via passive serial (PS), JTAG, or Altera-specific configuration schemes. Configuration bitstream is loaded from EPCS serial flash or a microcontroller on every power-up.
Architecture-wise, the EP1C12 uses 4-input look-up tables (LUTs) in its logic array blocks, with embedded M4K RAM blocks each 4 Kbit plus parity, summing to 239,616 RAM bits. The 185 user I/Os support multiple I/O standards including LVTTL, LVCMOS, SSTL, HSTL, PCI, and LVDS, allowing direct interfacing to DDR SDRAM, QDR SRAM, and legacy parallel buses without external glue logic.
Typical applications include industrial control and machine vision, automotive infotainment pre-processors, consumer video processing, low-density telecommunications line cards, and education/hobby logic prototyping. The wide 256-BGA package supports high I/O count designs while maintaining signal integrity on dense boards.
When designing with the EP1C12F256C6AA, remember that configuration requires an external serial configuration flash (EPCS1/EPCS4) unless the host CPU loads the bitstream via JTAG or passive serial. Plan power sequencing for the 1.5 V core, 3.3 V I/O, and PLL analog supply independently. Decouple each supply rail with bulk + ceramic capacitors placed within 5 mm of the package balls.
This page synthesizes distributor stock data, drop-in replacement options, and practical design guidance not consolidated in the original Cyclone Family datasheet - providing a single reference for engineers evaluating or sustaining EP1C12F256C6AA-based designs.
直接替换替代料： EP1C12F256C6AA ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： EP1C12F256C6AA （相同外形与封装尺寸） ——差异在于 Package, Process Technology, Family, Speed Grade, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
EP1C12F256C6
✅ 直接替换✓ 有现货
$48.29 / 个
查看数据手册 →EP1C12F256C7
✅ 直接替换✓ 有现货
$46.3 / 个
查看数据手册 →EP1C12F256C8
✅ 直接替换✓ 有现货
$35.2 / 个
查看数据手册 →EP1C12F256I7
✅ 直接替换✓ 有现货
$49.95 / 个
查看数据手册 →EP1C12F256C6N
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$51.9 / 个
查看数据手册 →EP1C12F256C6AA 最大额定值与电气特性
| Series | Cyclone |
| Family | Cyclone FPGA |
| Logic Elements (LEs) | 12,060 |
| Total RAM Bits | 239,616 |
| User I/O Count | 185 |
| PLLs | 2 |
| Global Clock Networks | 8 |
| Core Voltage | 1.5 V |
| I/O Voltage Support | 1.5 V / 1.8 V / 2.5 V / 3.3 V (LVTTL/LVCMOS/SSTL/HSTL) |
| LVDS Support | Up to 301 Mbits/s |
| 封装 | 256-ball FineLine BGA (17 mm x 17 mm) |
| Operating Temperature (Commercial) | 0 °C to +85 °C |
| Speed Grade | 6 (C6) |
| Process Technology | 0.13 µm SRAM |
| Configuration Mode | Passive Serial (PS), JTAG, Altera AS |
| 安装类型 | Surface Mount (BGA) |
| RoHS 状态 | Compliant (Pb-free A-suffix) |
EP1C12F256C6AA 256-ball fineline bga (17 mm x 17 mm) 引脚配置指南
EP1C12F256C6AA（256-ball fineline bga (17 mm x 17 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： EP1C12F256C6AA.
请参阅 数据手册 以查看完整引脚配置。
典型应用
EP1C12F256C6AA 适用于 6 应用s: Industrial Machine Control, Telecommunications Line Cards, Consumer Video Processing, Automotive Infotainment Pre-processor, Test and Measurement Equipment, Education and Prototyping Boards.
Industrial Machine Control
The EP1C12F256C6AA fits industrial PLC and machine-vision pre-processing boards where 12,060 LEs provide glue-logic capacity for encoder inputs, PWM generators, and high-speed parallel sensor aggregation. Its 185 user I/Os in 256-BGA accept LVTTL/LVCMOS 3.3 V and 5 V-tolerant inputs from proximity sensors, stepper drivers, and HMI keypads without external level shifters. The two PLLs generate deterministic clocks for motor-control loops, and embedded M4K RAM blocks buffer scan-line image data before forwarding to a host DSP. Commercial temperature grade (0-85 °C) is sufficient for IP54 control cabinets, and Altera Nios II soft-core enables single-chip CPU + FPGA designs that reduce BOM cost in volume automation equipment.
推荐
Telecommunications Line Cards
The EP1C12F256C6AA serves low-density telecom line cards handling channelized DS1/E1 framing, HDLC encapsulation, and TDM cross-connects at edge-of-network aggregation points. Its 185 I/Os support multiple E1/T1 framers and LIU interfaces in parallel, while 239 Kbits of block RAM implements per-channel elastic stores and jitter buffers. The two on-chip PLLs derive 1.544 MHz and 2.048 MHz backplane clocks from a single 19.44 MHz system reference, eliminating external clock-generation ICs. LVDS I/O at 301 Mbits/s is sufficient for low-speed backplane interconnect between line card and switch fabric, and the Cyclone architecture runs cool at typical 5-7 W total power with the commercial temperature range being acceptable for thermally-managed central-office shelves.
推荐
Consumer Video Processing
The EP1C12F256C6AA targets cost-sensitive consumer video products such as digital photo frames, video switchers, and entry-level LCD controllers that require custom timing generation, color-space conversion, and on-screen display (OSD) overlay. Its 185 user I/Os in 256-BGA accommodate ITU-R BT.656 video buses, HDMI/DVI auxiliary channels, and LCD LVDS pairs - all without external mux chips. The 12,060 LEs handle real-time scaling, de-interlacing, and frame-rate conversion at 480i/576i resolutions; embedded multipliers accelerate optional MPEG-2 decode preprocessing. Commercial 0-85 °C temperature matches indoor CE equipment requirements, and the Pb-free AA ball finish supports lead-free reflow compliance for EU/CE market entry.
推荐
Automotive Infotainment Pre-processor
The EP1C12F256C6AA (or its industrial-temp sibling EP1C12F256I7) bridges automotive infotainment domain controllers to legacy analog/digital head-unit subsystems, aggregating CAN/LIN bus traffic, parsing rear-seat entertainment streams, and driving analog dashboard displays. Its 185 user I/Os accept multiple MOST or CAN-FD interfaces, while 239 Kbits of block RAM implement frame buffers for rear-view camera overlays. The two PLLs synchronize audio and video clocks across the head-unit, eliminating clock skew between DSP and display drivers. Cyclone's 0.13 µm process and commercial temperature range work in cabin environments; for under-hood or outdoor-mounted ECU use, the I7 industrial variant provides the wider -40 °C to +100 °C margin required by automotive AEC-Q100-style profiles.
推荐
Test and Measurement Equipment
The EP1C12F256C6AA fits mid-range test instruments such as logic analyzers, protocol analyzers, and bench-top data-acquisition front-ends where flexibility is paramount. Its 185 user I/Os provide channelized digital stimulus/response up to 200 MHz LVTTL with per-pin direction control, and the 12,060 LEs implement custom protocol decoders (I2C, SPI, UART, JTAG, proprietary) on the fly. Two on-chip PLLs generate multiple synchronized sampling clocks, while 239 Kbits of embedded RAM form deep capture buffers that reduce data-transfer overhead to the host PC. Engineers can re-purpose one Cyclone board across many product variants by reloading the bitstream via JTAG, dramatically accelerating firmware development cycles compared to fixed-function ASIC alternatives.
推荐
Education and Prototyping Boards
The EP1C12F256C6AA was a popular centerpiece of university digital-design curricula and FPGA development kits during the 2000s, and remains in use on legacy training boards. The 256-BGA package exposes ample I/O for student projects (LED arrays, 7-segment displays, VGA connectors, PS/2 ports, GPIO headers), and the 12,060 LEs are sufficient for textbook exercises on FSMs, CPU design, signal processing, and embedded Nios II soft-core labs. Quartus II Web Edition (free) supports the entire Cyclone family, making the EP1C12 an accessible learning platform. Even though the part is on Last Time Buy, donated engineering boards keep it in active educational use - allowing a generation of students to learn HDL coding without requiring the latest Cyclone 10 hardware.
推荐
推荐产品汇总
工程参考数据： EP1C12F256C6AA ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | EP1C12F256C6 | EP1C12F256C7 | EP1C12F256I7 |
|---|---|---|---|---|
| Package | 256-ball FineLine BGA (17x17 mm) | 256-ball FineLine BGA (same) | 256-ball FineLine BGA (same) | 256-ball FineLine BGA (same) |
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Logic Elements | 12,060 | 12,060 (same die) | 12,060 (same die) | 12,060 (same die) |
| Total RAM Bits | 239,616 | 239,616 (same) | 239,616 (same) | 239,616 (same) |
| User I/O | 185 | 185 (same) | 185 (same) | 185 (same) |
| Speed Grade | C6 | C6 (same) | C7 (slower) | I7 (industrial, Fmax-15%) |
| Operating Temperature | 0 °C to +85 °C (commercial) | 0 °C to +85 °C (commercial) | 0 °C to +85 °C (commercial) | -40 °C to +100 °C (industrial) |
| Ball Finish | Pb-free (A-suffix, AA) | Pb-bearing (SnPb) | Pb-free | Pb-free |
| Lifecycle Status | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy |
关键差异点
- Pb-free ball finish (AA suffix) for modern RoHS reflow （对比 EP1C12F256C6)
- C6 speed grade balances Fmax and cost （对比 EP1C12F256C7)
- Commercial temperature grade fits indoor industrial use （对比 EP1C12F256I7)
设计说明
The EP1C12F256C6AA requires four independent supply rails: VCCINT (1.5 V core), VCCIO[1..4] (per-bank I/O voltage), VCCA_PLL (1.5 V analog PLL), and VCCD_PLL (1.5 V digital PLL). Bulk-decouple each rail with a 100 µF tantalum + 10 µF ceramic at the voltage regulator output, then place four 0.1 µF ceramic capacitors within 5 mm of the BGA balls, distributed around the package perimeter. Power sequencing is not strictly required for the EP1C12 (no power-on-reset dependency), but Altera recommends VCCINT ramp before or simultaneous with VCCIO to avoid I/O bus contention during configuration. Estimated: with all 185 I/Os at 50% toggle rate, VCCINT current is approximately 0.8 A and VCCIO current up to 1.5 A per bank.
The 256-ball FineLine BGA has a 1.0 mm ball pitch requiring 4-layer or 6-layer PCB with microvia or sub-0.1 mm laser-drilled vias. Use 0.5 oz copper inner layers with 1 oz outer layers; escape route the inner balls through 4 mil laser vias on a 0.8 mm grid. Match length on all DDR SDRAM pairs to within 50 mil (1.27 mm) to avoid setup/hold violations, and keep LVDS pairs length-matched to within 25 mil (0.64 mm) with 100 Ω differential impedance. Place the EPCS4 configuration flash on the same PCB layer as the EP1C12 to minimize the nCONFIG/nSTATUS trace length below 50 mm.
Three pitfalls are common when bringing up a first-generation Cyclone board: (1) failing to tie MSEL[2..0] correctly for the chosen configuration mode (AS=010, PS=000, JTAG=101) - leaving these floating causes intermittent configuration failure; (2) omitting the 2.5 kΩ pull-up on nCONFIG or nSTATUS lines - required per Cyclone datasheet and easily forgotten on rev-A boards; (3) routing JTAG TCK too long - the Cyclone TCK input lacks strong hysteresis and must be buffered with a 22 Ω series resistor if the JTAG header is more than 50 mm from the BGA. Estimated: Approximately 30% of Cyclone first-prototype debug cycles involve one of these three issues.
合规信息
A-suffix (AA) confirms Pb-free ball finish per Altera product labeling. RoHS compliance declared by Altera. REACH, halogen-free, and conflict-mineral statements not present in the verified web data - marked 'unknown'.
