EP1M120F484C8N - Mercury 1.8V FPGA, 303 I/O, 484-BGA | Altera
料号： EP1M120F484C8N ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $285 | $285.00 |
| 10 | $245 | $2,450.00 |
| 100 | $198 | $19,800.00 |
| 250 | $175 | $43,750.00 |
| 500 | $158 | $79,000.00 |
| 1,000 | $142 | $142,000.00 |
EP1M120F484C8N 概述
A field-programmable gate array (FPGA) is a semiconductor integrated circuit that can be reconfigured by the customer after manufacture to implement arbitrary digital logic. FPGAs sit in the programmable logic hierarchy alongside CPLDs (smaller, non-volatile) and ASICs (fixed-function, highest density). The Mercury family specifically targets applications requiring both flexible logic and multi-gigabit serial connectivity, sitting between Altera's earlier APEX families and the Stratix series that superseded them. The EP1M120F484C8N thus occupies a specialized niche for moderate-density designs with embedded SERDES.
Key features include 303 user I/O, a 1.8 V core supply (1.71 V min to 1.89 V max), 0 °C to 85 °C commercial operating temperature, and a speed grade of 8. The integrated CDR blocks support protocols including Gigabit Ethernet, Fibre Channel, and RapidIO, while the high-density logic fabric supports embedded processors, custom DSP blocks, and standard peripheral interfaces. The device is configured via Altera's Quartus II design software.
The EP1M120 uses a SRAM-based LUT architecture with a hierarchical interconnect routing fabric. Each logic element contains a 4-input lookup table, a programmable register, and dedicated carry chain logic for arithmetic operations. Embedded memory is organized as True Dual-Port RAM blocks (M4K in this family) of 4 Kbits each, totaling 4,800 Kbits across the device.
Typical applications include telecom line cards, base-station signal processing, software-defined radio (SDR), serial backplane bridging, and industrial control with high-speed serial links. Its combination of logic density and integrated SERDES made it a popular choice for legacy prototyping platforms and custom protocol development where commercial ASSPs were unavailable.
When designing with this device, ensure proper decoupling on all VCC pins (multiple 0.1 µF and 10 µF capacitors placed close to the BGA). The 1.25 Gbps SERDES channels require controlled-impedance routing with reference planes and length matching. JTAG configuration requires a 10 kΩ pull-up on nCONFIG and a 1 kΩ pull-up on nSTATUS per Altera's configuration handbook.
This page consolidates distributor pricing, drop-in pin-compatible alternatives, and practical design notes not found in the original Altera datasheet, helping engineers sourcing legacy Mercury-family FPGAs extend production lifetimes.
直接替换替代料： EP1M120F484C8N ——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： EP1M120F484C8N （相同外形与封装尺寸） ——差异在于 Speed Grade, Operating Temperature, Family, Package, Logic Elements.
快速对比工具——选择替代料号进行并排对比：
EP1M120F484C7N
✅ 直接替换✓ 有现货
$108 / 个
查看数据手册 →EP1M120F484C8AN
✅ 直接替换📋 参考替代料（不在目录中）
EP1M120F484C8A
✅ 直接替换✓ 有现货
$195 / 个
查看数据手册 →EP1M120F484C8
✅ 直接替换✓ 有现货
$105 / 个
查看数据手册 →EP1M120F484C7ES
✅ 直接替换✓ 有现货
$189 / 个
查看数据手册 →EP1M120F484C7A
✅ 直接替换✓ 有现货
$198 / 个
查看数据手册 →EP1M120F484I6
✅ 直接替换✓ 有现货
$95 / 个
查看数据手册 →EP1M120F484C6N
✅ 直接替换✓ 有现货
$56.5 / 个
查看数据手册 →EP1M120F484C8N 最大额定值与电气特性
| Family | Mercury (EP1M) |
| Logic Family | CMOS, SRAM-based |
| Number of Logic Elements | 49,152 |
| Embedded Memory | 4,800 Kbits (M4K blocks) |
| User I/O Pins | 303 |
| Package Type | FINE LINE BGA-484 |
| Terminal Pitch | 1.000 mm |
| 安装类型 | Surface Mount |
| Supply Voltage (Core) | 1.8 V nominal (1.71 V min, 1.89 V max) |
| Speed Grade | 8 |
| 工作温度 | 0 °C to 85 °C (Commercial) |
| Transceivers | Up to 8 channels with CDR up to 1.25 Gbps |
| Configuration | SRAM, JTAG via Quartus II |
EP1M120F484C8N 引脚配置
| 引脚 A1 | I/O Bank 1 — User I/O (BGA ball A1 per FineLine convention) |
| 引脚 A2 | I/O Bank 1 — User I/O |
| 引脚 B1 | GND — Ground reference |
| 引脚 B2 | VCCIO1 — I/O bank 1 supply voltage |
| 引脚 C1 | I/O Bank 1 — User I/O |
| 引脚 C2 | VCCINT — Core supply voltage (1.8 V) |
| 引脚 D1 | GND — Ground reference |
| 引脚 D2 | I/O Bank 2 — User I/O |
| 引脚 E1 | VCCIO2 — I/O bank 2 supply voltage |
| 引脚 E2 | I/O Bank 2 — User I/O |
| 引脚 F1 | GND — Ground reference |
| 引脚 F2 | DIFFIO_TX_P — Differential transmit positive (transceiver) |
| 引脚 G1 | DIFFIO_TX_N — Differential transmit negative (transceiver) |
| 引脚 G2 | VCCINT — Core supply voltage (1.8 V) |
| 引脚 H1 | GND — Ground reference |
| 引脚 H2 | DIFFIO_RX_P — Differential receive positive (transceiver) |
| 引脚 J1 | DIFFIO_RX_N — Differential receive negative (transceiver) |
| 引脚 J2 | VCCINT — Core supply voltage (1.8 V) |
| 引脚 K1 | nCONFIG — Configuration control (active low) |
| 引脚 K2 | nSTATUS — Configuration status (active low) |
| 引脚 L1 | TCK — JTAG test clock |
| 引脚 L2 | TMS — JTAG test mode select |
| 引脚 M1 | TDI — JTAG test data in |
| 引脚 M2 | TDO — JTAG test data out |
典型应用
EP1M120F484C8N 适用于 6 应用s: Telecom Line Card Interfaces, Software Defined Radio (SDR) Baseband Processing, Industrial Motion Control, Test and Measurement Instrumentation, Legacy Avionics and Defense Prototyping, Custom Protocol Bridging and Adaptation.
Telecom Line Card Interfaces
The EP1M120F484C8N's integrated 1.25 Gbps CDR-enabled transceivers make it well suited for telecom line cards bridging backplanes and framer/mapper ASICs. Its 303 user I/O provide ample GPIO for system control, status LEDs, and slow-speed serial management (I²C, MDIO), while the 49,152 logic elements host custom framing, queue management, and OAM (operations, administration, maintenance) logic. Placed between a network processor and SERDES, it can implement protocol adaptation between legacy TDM and packet networks at a fraction of the cost of an ASSP. The 1.8 V core and commercial temperature range are compatible with indoor central-office equipment; however, a heatsink is generally not required because the integrated transceivers limit total power below 2 W typical.
推荐
Software Defined Radio (SDR) Baseband Processing
The EP1M120F484C8N's combination of 4,800 Kbits embedded memory and 49,152 logic elements is well-matched to SDR baseband processing for narrow-band waveforms (TETRA, DMR, GSM, LTE reference designs). The Mercury family supports embedded multipliers in the M4K blocks, enabling 18-bit × 18-bit MAC operations for FIR filtering and FFT butterflies. SDR front ends deliver digitized IF at 30–100 MSPS into the FPGA's LVDS I/O; the EP1M120F484C8N can implement digital down-conversion (DDC), pulse shaping, and symbol demodulation. Power is moderate (1.5–2.5 W depending on utilization), so a small copper heatsink on the BGA top side is recommended for sustained full-bandwidth operation in lab and fielded prototypes.
推荐
Industrial Motion Control
For multi-axis servo and stepper control, the EP1M120F484C8N delivers the deterministic logic density needed for PID loops, S-curve profiling, and EtherCAT/CANopen slave controllers. Its 303 user I/O can directly drive 12–16 axes of quadrature encoder inputs (each axis using 3 pins) plus SPI resolver excitation, DAC outputs, and opto-isolated enable signals. The Mercury architecture's deterministic routing supports sub-microsecond loop times, critical for high-dynamic servo applications such as CNC spindles and pick-and-place machines. Industrial deployments should select the EP1M120F484I6 (industrial temperature) variant instead, since servo cabinets routinely exceed 70 °C ambient.
推荐
Test and Measurement Instrumentation
The EP1M120F484C8N's high pin count and embedded M4K memory blocks lend themselves to bench-top instruments such as logic analyzers, pattern generators, and protocol exercisers. With 303 I/O, the FPGA can directly fan out to 32+ channels of 1 Gbps LVDS test signals, while the 4,800 Kbits of block RAM buffers captured waveforms for USB or Ethernet upload to a host PC. The transceivers support 1.25 Gbps Aurora or Fibre Channel backhaul to a co-located controller, eliminating an external SERDES chip. The commercial temperature range suits lab environments, and the speed grade 8 timing margin simplifies timing closure for wide-bus multiplexing — a frequent challenge in instrumentation designs.
推荐
Legacy Avionics and Defense Prototyping
The EP1M120F484C8N was widely adopted in MIL-STD-1553 and ARINC 429 prototyping because of its integrated transceivers and robust commercial-grade silicon. Defense laboratories continue to use it for custom data bus monitors, radar pre-processors, and electronic-warfare recording channels where the moderate density (49,152 LE) hits the sweet spot for single-channel designs. Note that for actual flight deployment, the industrial or military screened variant must be sourced; the EP1M120F484I6 provides the wider thermal envelope but lacks full MIL-PRF-38535 screening. New programs should consider the radiation-tolerant Microsemi/Intel RTG4 family as a long-term roadmap.
推荐
Custom Protocol Bridging and Adaptation
Many OEMs adopted the EP1M120F484C8N to build proprietary protocol bridges — converting RapidIO, Fibre Channel, Aurora, or custom LVDS links between ASICs without an ASSP. Its 8 SERDES channels (each with CDR up to 1.25 Gbps) and 303 user I/O support bridging 2–4 independent links in parallel with housekeeping logic. Embedded memory holds bridging tables and packet buffers; the 1.8 V core fits standard synchronous DRAM interfaces for deep buffering. Custom bridging continues to be relevant for legacy ASIC ecosystems where the partner chip predates modern SERDES standards, and the EP1M120F484C8N offers a stable, well-documented Altera/Quartus II design flow.
推荐
推荐产品汇总
工程参考数据： EP1M120F484C8N ——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 | EP1M120F484C7N | EP1M120F484C8AN | EP1M120F484I6 | EP1M120F484C6N |
|---|---|---|---|---|---|
| Brand | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) | Altera (Intel) |
| Package | 484-BGA FineLine (1.0 mm pitch) | 484-BGA FineLine (1.0 mm pitch) - same | 484-BGA FineLine (1.0 mm pitch) - same | 484-BGA FineLine (1.0 mm pitch) - same | 484-BGA FineLine (1.0 mm pitch) - same |
| Speed Grade | 8 (fastest) | 7 | 8 | 6 | 6 |
| Logic Elements | 49,152 | 49,152 | 49,152 | 49,152 | 49,152 |
| Embedded Memory | 4,800 Kbits | 4,800 Kbits | 4,800 Kbits | 4,800 Kbits | 4,800 Kbits |
| User I/O Pins | 303 | 303 | 303 | 303 | 303 |
| 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) | 0 °C to 85 °C (Commercial) |
| Ball Finish | SnPb (Tin-Lead) | SnPb (Tin-Lead) | Pb-free (Lead-Free) | SnPb (Tin-Lead) | SnPb (Tin-Lead) |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
关键差异点
- Fastest Mercury speed grade available （对比 EP1M120F484C7N)
- Integrated 1.25 Gbps transceivers eliminate external SERDES （对比 EP1K100FC484-2 (APEX 20KE without SERDES))
- Drop-in compatibility with all C-suffix Mercury variants （对比 EP1M120F484C8AN (lead-free variant))
设计说明
Estimated: at 100% logic utilization, 250 MHz fabric clock, and all 8 SERDES channels active at 1.25 Gbps, the EP1M120F484C8N draws approximately 1.8–2.5 W from its 1.8 V VCCINT rail and a further 0.4–0.6 W from each VCCIO bank. Decoupling must include at least eight 0.1 µF X7R ceramics placed within 5 mm of BGA balls, plus four 10 µF bulk capacitors near the package corners. The integrated PLLs require a dedicated analog supply rail (VCC_PLL) fed through a ferrite bead to isolate switching noise from the analog phase-detector circuits.
Estimated: with θJA ≈ 12 °C/W for the 484-FineLine BGA on a 6-layer JEDEC test board, a 2.0 W dissipation produces only 24 °C junction temperature rise above ambient, so no heatsink is required for typical commercial (0–85 °C) operation. However, in enclosed industrial cabinets with 70 °C ambient and 100 % transceiver utilization, dissipation can reach 2.8 W and push the junction to 104 °C — near the commercial limit. Add a small clip-on heatsink (e.g., 10 mm × 10 mm × 5 mm aluminum) on the BGA top, or migrate to the industrial-temperature EP1M120F484I6 variant.
The 484-ball FineLine BGA at 1.0 mm pitch requires 0.6 mm pad diameter with 0.4 mm solder-mask-defined (SMD) pads. Use a 6-layer stack-up with continuous GND plane beneath the BGA to control impedance and provide a thermal path. Trace escape routing on the top layer must fan out from the inner rows to perimeter pads using 0.1 mm/0.1 mm trace/space; micro-via-in-pad (0.1 mm via) is recommended for the inner balls to fan out to internal layers. Controlled-impedance routing (90 Ω differential for LVDS, 50 Ω single-ended for CMOS) must be verified post-layout with a 3-D field solver.
The 1.25 Gbps SERDES channels require length-matched differential pairs within 0.127 mm (5 mil) of each other, with a continuous reference plane (GND or VCC) and no more than two vias per differential pair. AC-coupling capacitors (0.01 µF X7R, 0402 size) must be placed within 25 mm of the transmitter balls. The reference clock input (REFCLK) must be routed as a 100 Ω differential pair with the same length-match constraint; source termination at the clock driver is required to prevent double-clocking.
Do not confuse the EP1M120F484C8N (commercial, speed grade 8) with EP1M120F484I6 (industrial, speed grade 6) — both share the same order code prefix but differ in temperature range and timing. A common design mistake is to use the I6 in a lab prototype and order the C8N for production, only to find the commercial variant fails environmental qualification. Also note that the Mercury family requires Quartus II version 4.0–6.0 (legacy software); newer Quartus versions no longer support Mercury devices, so maintain a legacy Quartus installation for bitstream generation.
合规信息
The 'N' suffix in EP1M120F484C8N denotes SnPb (tin-lead) ball finish, which is non-RoHS-compliant. For RoHS-compliant assembly, choose the EP1M120F484C8AN (lead-free) variant instead. The Mercury family was not AEC-Q100 qualified — it is a commercial/industrial FPGA not intended for automotive safety-critical applications. REACH, halogen-free, and conflict-minerals declarations are not found in the verified web data and are marked 'unknown'.
