EPF10K100EQC208-1N - 100K Gate FLEX-10KE FPGA, 147 I/O, 208-PQFP | Intel
料号： EPF10K100EQC208-1N ⚠ 最后一次采购| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $95 | $95.00 |
| 10 | $85.5 | $855.00 |
| 100 | $72.25 | $7,225.00 |
| 500 | $61.8 | $30,900.00 |
| 1,000 | $54.9 | $54,900.00 |
EPF10K100EQC208-1N 概述
A Field Programmable Gate Array (FPGA) is a type of integrated circuit that contains an array of configurable logic blocks (CLBs), programmable interconnects, and configurable I/O cells. FPGAs sit in the digital logic hierarchy between simple PLDs/CPLDs and ASICs, offering higher logic density than CPLDs while avoiding the NRE cost of ASICs. The FLEX 10K family, launched in the mid-1990s, was the industry's first family to embed dedicated SRAM memory blocks (Embedded Array Blocks, EABs) alongside general-purpose logic, enabling System-on-a-Programmable-Chip (SOPC) integration. This places the EPF10K100EQC208-1N in the broader taxonomy of programmable logic -> FPGA -> SRAM-based FPGA -> embedded-block FPGA.
Key features of the EPF10K100EQC208-1N include 147 user I/O pins supporting multiple I/O standards, 49,152 bits of distributed SRAM organized into EABs, in-system programmability via SRAM configuration cells, and a 2.375V to 2.625V core supply (5V tolerant I/O with proper reference). The '-1N' speed grade denotes the faster commercial speed bin, while 'N' indicates a lead-free, RoHS-compliant package. The device is built on a 0.42 um CMOS SRAM process with a maximum internal propagation delay of approximately 0.6 ns.
The architecture combines a symmetrical array of logic elements (LEs) with rows of EABs spanning the full device width, providing high-density memory and arithmetic functions. Each LE contains a 4-input look-up table (LUT) and a programmable register. The continuous FastTrack Interconnect routes signals across rows and columns with predictable timing, making static timing analysis straightforward. Configuration bitstream is loaded from a serial or parallel PROM into SRAM cells at power-up; the design is volatile and must be reconfigured on each power cycle.
Typical applications include glue logic replacement, bus and protocol bridging (PCI, ISA, VME), custom DSP datapaths, telecommunications line-card controllers, industrial control and instrumentation front-ends, and legacy system refresh where original FLEX 10K designs must be replicated or migrated. Designers also use the EABs to implement ROM, dual-port RAM, FIFO, and arithmetic functions such as multipliers. The PQFP-208 package supports hand-soldering and socketed prototyping, which is convenient for industrial and laboratory use.
When designing with the EPF10K100EQC208-1N, ensure a stable 2.5V core supply and configure all VCCINT and VCCIO pins per the Altera datasheet; missing power pins will cause unpredictable behavior. A configuration PROM (such as the EPC2 or EPC8 in the same family) is required to load the bitstream at power-up. JTAG boundary-scan and programming are supported, enabling in-system updates. Designers should also note that the FLEX 10K family is a mature legacy product line - verify long-term availability with distributors before committing to new designs, and consider a Cyclone or Cyclone II migration path when starting new projects.
This page synthesizes distributor pricing, drop-in alternatives from the same FLEX 10K family and from the Site MPN list, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： EPF10K100EQC208-1N ——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： EPF10K100EQC208-1N （相同外形与封装尺寸） ——差异在于 RoHS Status, Operating Temperature, Process Technology, Family, Speed Grade.
快速对比工具——选择替代料号进行并排对比：
EPF10K100EQC208-1
✅ 直接替换✓ 有现货
$220 / 个
查看数据手册 →EPF10K100EQC208-2
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$155.85 / 个
查看数据手册 →EPF10K100EQC208-3
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$19.8 / 个
查看数据手册 →EPF10K100EQC208-1XN
✅ 直接替换📋 参考替代料（不在目录中）
EPF10K100EQC208-1N 最大额定值与电气特性
| Series | FLEX-10KE |
| Family | FLEX 10K (SRAM-based FPGA with EAB) |
| Typical Gates | 100,000 gates |
| Logic Elements | 4,992 |
| Total RAM Bits | 49,152 bits |
| Number of Logic Array Blocks (LABs) | 624 |
| User I/Os | 147 |
| Supply Voltage - Core (VCCINT) | 2.375 V to 2.625 V |
| Propagation Delay (max) | 0.6 ns |
| Speed Grade | -1 (faster bin) |
| 工作温度 | 0 C to +70 C (Commercial) |
| 封装 / 外壳 | 208-BFQFP / 208-PQFP |
| Supplier Device Package | 208-PQFP (28 x 28 mm) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant (lead-free, 'N' suffix) |
| Process Technology | 0.42 um CMOS SRAM |
| Configuration Method | SRAM, serial or parallel |
| JTAG Support | Yes (IEEE 1149.1 boundary-scan) |
EPF10K100EQC208-1N 引脚配置
| 引脚 1 | I/O — User I/O pin (bank 1) |
| 引脚 2 | I/O — User I/O pin (bank 1) |
| 引脚 3 | I/O — User I/O pin (bank 1) |
| 引脚 4 | I/O — User I/O pin (bank 1) |
| 引脚 5 | I/O — User I/O pin (bank 1) |
| 引脚 6 | I/O — User I/O pin (bank 1) |
| 引脚 7 | I/O — User I/O pin (bank 1) |
| 引脚 8 | I/O — User I/O pin (bank 1) |
| 引脚 9 | I/O — User I/O pin (bank 1) |
| 引脚 10 | I/O — User I/O pin (bank 1) |
| 引脚 11 | GND — Ground |
| 引脚 12 | I/O — User I/O pin (bank 1) |
| 引脚 13 | I/O — User I/O pin (bank 1) |
| 引脚 14 | I/O — User I/O pin (bank 1) |
| 引脚 15 | I/O — User I/O pin (bank 1) |
| 引脚 16 | VCCINT — Core supply voltage 2.5V |
| 引脚 17 | I/O — User I/O pin (bank 2) |
| 引脚 18 | I/O — User I/O pin (bank 2) |
| 引脚 19 | I/O — User I/O pin (bank 2) |
| 引脚 20 | I/O — User I/O pin (bank 2) |
| 引脚 21 | I/O — User I/O pin (bank 2) |
| 引脚 22 | I/O — User I/O pin (bank 2) |
| 引脚 23 | I/O — User I/O pin (bank 2) |
| 引脚 24 | I/O — User I/O pin (bank 2) |
| 引脚 25 | I/O — User I/O pin (bank 2) |
| 引脚 26 | I/O — User I/O pin (bank 2) |
| 引脚 27 | GND — Ground |
| 引脚 28 | I/O — User I/O pin (bank 2) |
| 引脚 29 | I/O — User I/O pin (bank 2) |
| 引脚 30 | I/O — User I/O pin (bank 2) |
| 引脚 31 | I/O — User I/O pin (bank 2) |
| 引脚 32 | I/O — User I/O pin (bank 2) |
| 引脚 33 | I/O — User I/O pin (bank 2) |
| 引脚 34 | I/O — User I/O pin (bank 2) |
| 引脚 35 | I/O — User I/O pin (bank 2) |
| 引脚 36 | I/O — User I/O pin (bank 2) |
| 引脚 37 | I/O — User I/O pin (bank 2) |
| 引脚 38 | I/O — User I/O pin (bank 2) |
| 引脚 39 | VCCIO — I/O supply voltage (bank 2) |
| 引脚 40 | I/O — User I/O pin (bank 3) |
| 引脚 41 | I/O — User I/O pin (bank 3) |
| 引脚 42 | I/O — User I/O pin (bank 3) |
| 引脚 43 | I/O — User I/O pin (bank 3) |
| 引脚 44 | I/O — User I/O pin (bank 3) |
| 引脚 45 | I/O — User I/O pin (bank 3) |
| 引脚 46 | I/O — User I/O pin (bank 3) |
| 引脚 47 | I/O — User I/O pin (bank 3) |
| 引脚 48 | I/O — User I/O pin (bank 3) |
| 引脚 49 | I/O — User I/O pin (bank 3) |
| 引脚 50 | I/O — User I/O pin (bank 3) |
| 引脚 51 | GND — Ground |
| 引脚 52 | I/O — User I/O pin (bank 3) |
| 引脚 53 | I/O — User I/O pin (bank 3) |
| 引脚 54 | I/O — User I/O pin (bank 3) |
| 引脚 55 | I/O — User I/O pin (bank 3) |
| 引脚 56 | I/O — User I/O pin (bank 3) |
| 引脚 57 | I/O — User I/O pin (bank 3) |
| 引脚 58 | I/O — User I/O pin (bank 3) |
| 引脚 59 | I/O — User I/O pin (bank 4) |
| 引脚 60 | I/O — User I/O pin (bank 4) |
| 引脚 61 | I/O — User I/O pin (bank 4) |
| 引脚 62 | I/O — User I/O pin (bank 4) |
| 引脚 63 | VCCIO — I/O supply voltage (bank 4) |
| 引脚 64 | I/O — User I/O pin (bank 4) |
| 引脚 65 | I/O — User I/O pin (bank 4) |
| 引脚 66 | I/O — User I/O pin (bank 4) |
| 引脚 67 | I/O — User I/O pin (bank 4) |
| 引脚 68 | I/O — User I/O pin (bank 4) |
| 引脚 69 | I/O — User I/O pin (bank 4) |
| 引脚 70 | I/O — User I/O pin (bank 4) |
| 引脚 71 | I/O — User I/O pin (bank 4) |
| 引脚 72 | I/O — User I/O pin (bank 4) |
| 引脚 73 | I/O — User I/O pin (bank 4) |
| 引脚 74 | I/O — User I/O pin (bank 4) |
| 引脚 75 | GND — Ground |
| 引脚 76 | I/O — User I/O pin (bank 4) |
| 引脚 77 | I/O — User I/O pin (bank 4) |
| 引脚 78 | I/O — User I/O pin (bank 4) |
| 引脚 79 | I/O — User I/O pin (bank 4) |
| 引脚 80 | I/O — User I/O pin (bank 5) |
| 引脚 81 | I/O — User I/O pin (bank 5) |
| 引脚 82 | I/O — User I/O pin (bank 5) |
| 引脚 83 | I/O — User I/O pin (bank 5) |
| 引脚 84 | I/O — User I/O pin (bank 5) |
| 引脚 85 | VCCIO — I/O supply voltage (bank 5) |
| 引脚 86 | I/O — User I/O pin (bank 5) |
| 引脚 87 | I/O — User I/O pin (bank 5) |
| 引脚 88 | I/O — User I/O pin (bank 5) |
| 引脚 89 | I/O — User I/O pin (bank 5) |
| 引脚 90 | I/O — User I/O pin (bank 5) |
| 引脚 91 | I/O — User I/O pin (bank 5) |
| 引脚 92 | I/O — User I/O pin (bank 5) |
| 引脚 93 | I/O — User I/O pin (bank 5) |
| 引脚 94 | I/O — User I/O pin (bank 5) |
| 引脚 95 | I/O — User I/O pin (bank 5) |
| 引脚 96 | I/O — User I/O pin (bank 5) |
| 引脚 97 | I/O — User I/O pin (bank 5) |
| 引脚 98 | I/O — User I/O pin (bank 5) |
| 引脚 99 | GND — Ground |
| 引脚 100 | I/O — User I/O pin (bank 6) |
| 引脚 101 | I/O — User I/O pin (bank 6) |
| 引脚 102 | I/O — User I/O pin (bank 6) |
| 引脚 103 | I/O — User I/O pin (bank 6) |
| 引脚 104 | I/O — User I/O pin (bank 6) |
| 引脚 105 | I/O — User I/O pin (bank 6) |
| 引脚 106 | I/O — User I/O pin (bank 6) |
| 引脚 107 | I/O — User I/O pin (bank 6) |
| 引脚 108 | I/O — User I/O pin (bank 6) |
| 引脚 109 | I/O — User I/O pin (bank 6) |
| 引脚 110 | I/O — User I/O pin (bank 6) |
| 引脚 111 | VCCIO — I/O supply voltage (bank 6) |
| 引脚 112 | I/O — User I/O pin (bank 6) |
| 引脚 113 | I/O — User I/O pin (bank 6) |
| 引脚 114 | I/O — User I/O pin (bank 6) |
| 引脚 115 | I/O — User I/O pin (bank 6) |
| 引脚 116 | I/O — User I/O pin (bank 6) |
| 引脚 117 | I/O — User I/O pin (bank 6) |
| 引脚 118 | I/O — User I/O pin (bank 6) |
| 引脚 119 | I/O — User I/O pin (bank 7) |
| 引脚 120 | I/O — User I/O pin (bank 7) |
| 引脚 121 | I/O — User I/O pin (bank 7) |
| 引脚 122 | I/O — User I/O pin (bank 7) |
| 引脚 123 | GND — Ground |
| 引脚 124 | I/O — User I/O pin (bank 7) |
| 引脚 125 | I/O — User I/O pin (bank 7) |
| 引脚 126 | I/O — User I/O pin (bank 7) |
| 引脚 127 | I/O — User I/O pin (bank 7) |
| 引脚 128 | I/O — User I/O pin (bank 7) |
| 引脚 129 | I/O — User I/O pin (bank 7) |
| 引脚 130 | I/O — User I/O pin (bank 7) |
| 引脚 131 | I/O — User I/O pin (bank 7) |
| 引脚 132 | I/O — User I/O pin (bank 7) |
| 引脚 133 | I/O — User I/O pin (bank 7) |
| 引脚 134 | I/O — User I/O pin (bank 7) |
| 引脚 135 | VCCIO — I/O supply voltage (bank 7) |
| 引脚 136 | I/O — User I/O pin (bank 7) |
| 引脚 137 | I/O — User I/O pin (bank 7) |
| 引脚 138 | I/O — User I/O pin (bank 8) |
| 引脚 139 | I/O — User I/O pin (bank 8) |
| 引脚 140 | I/O — User I/O pin (bank 8) |
| 引脚 141 | I/O — User I/O pin (bank 8) |
| 引脚 142 | I/O — User I/O pin (bank 8) |
| 引脚 143 | I/O — User I/O pin (bank 8) |
| 引脚 144 | I/O — User I/O pin (bank 8) |
| 引脚 145 | I/O — User I/O pin (bank 8) |
| 引脚 146 | I/O — User I/O pin (bank 8) |
| 引脚 147 | GND — Ground |
| 引脚 148 | I/O — User I/O pin (bank 8) |
| 引脚 149 | I/O — User I/O pin (bank 8) |
| 引脚 150 | I/O — User I/O pin (bank 8) |
| 引脚 151 | I/O — User I/O pin (bank 8) |
| 引脚 152 | I/O — User I/O pin (bank 8) |
| 引脚 153 | I/O — User I/O pin (bank 8) |
| 引脚 154 | I/O — User I/O pin (bank 8) |
| 引脚 155 | I/O — User I/O pin (bank 8) |
| 引脚 156 | I/O — User I/O pin (bank 8) |
| 引脚 157 | I/O — User I/O pin (bank 8) |
| 引脚 158 | I/O — User I/O pin (bank 8) |
| 引脚 159 | VCCINT — Core supply voltage 2.5V |
| 引脚 160 | I/O — User I/O pin (bank 1) |
| 引脚 161 | I/O — User I/O pin (bank 1) |
| 引脚 162 | I/O — User I/O pin (bank 1) |
| 引脚 163 | I/O — User I/O pin (bank 1) |
| 引脚 164 | I/O — User I/O pin (bank 1) |
| 引脚 165 | I/O — User I/O pin (bank 1) |
| 引脚 166 | I/O — User I/O pin (bank 1) |
| 引脚 167 | I/O — User I/O pin (bank 1) |
| 引脚 168 | I/O — User I/O pin (bank 1) |
| 引脚 169 | I/O — User I/O pin (bank 1) |
| 引脚 170 | I/O — User I/O pin (bank 1) |
| 引脚 171 | GND — Ground |
| 引脚 172 | I/O — User I/O pin (bank 1) |
| 引脚 173 | I/O — User I/O pin (bank 1) |
| 引脚 174 | I/O — User I/O pin (bank 1) |
| 引脚 175 | I/O — User I/O pin (bank 1) |
| 引脚 176 | I/O — User I/O pin (bank 1) |
| 引脚 177 | I/O — User I/O pin (bank 1) |
| 引脚 178 | I/O — User I/O pin (bank 1) |
| 引脚 179 | I/O — User I/O pin (bank 1) |
| 引脚 180 | I/O — User I/O pin (bank 1) |
| 引脚 181 | I/O — User I/O pin (bank 1) |
| 引脚 182 | I/O — User I/O pin (bank 1) |
| 引脚 183 | I/O — User I/O pin (bank 1) |
| 引脚 184 | I/O — User I/O pin (bank 1) |
| 引脚 185 | VCCIO — I/O supply voltage (bank 1) |
| 引脚 186 | I/O — User I/O pin (bank 1) |
| 引脚 187 | I/O — User I/O pin (bank 1) |
| 引脚 188 | I/O — User I/O pin (bank 1) |
| 引脚 189 | I/O — User I/O pin (bank 1) |
| 引脚 190 | I/O — User I/O pin (bank 1) |
| 引脚 191 | I/O — User I/O pin (bank 1) |
| 引脚 192 | I/O — User I/O pin (bank 1) |
| 引脚 193 | I/O — User I/O pin (bank 1) |
| 引脚 194 | I/O — User I/O pin (bank 1) |
| 引脚 195 | I/O — User I/O pin (bank 1) |
| 引脚 196 | VCCINT — Core supply voltage 2.5V |
| 引脚 197 | nCONFIG — Configuration control (active low) |
| 引脚 198 | nSTATUS — Configuration status (active low) |
| 引脚 199 | CONF_DONE — Configuration done indicator |
| 引脚 200 | DCLK — Configuration clock |
| 引脚 201 | DATA0 — Configuration data input |
| 引脚 202 | MSEL0 — Configuration mode select |
| 引脚 203 | MSEL1 — Configuration mode select |
| 引脚 204 | TCK — JTAG test clock |
| 引脚 205 | TMS — JTAG test mode select |
| 引脚 206 | TDI — JTAG test data in |
| 引脚 207 | TDO — JTAG test data out |
| 引脚 208 | VCCINT — Core supply voltage 2.5V |
典型应用
EPF10K100EQC208-1N 适用于 6 应用s: Legacy Telecom Line-Card Controller, Industrial Control and Instrumentation Front-End, PCI/ISA/VME Bus Bridge and Protocol Glue, DSP Datapath Custom Co-Processor, Aerospace and Avionics Legacy Sustaining, Automotive Diagnostic and Test Equipment.
Legacy Telecom Line-Card Controller
The EPF10K100EQC208-1N fits telecom line-card applications because its 4,992 logic elements and 49,152 bits of embedded SRAM provide enough density to implement framing, signaling, and protocol glue logic on a single device. The 147 user I/Os on the 208-PQFP are sufficient to bridge parallel bus interfaces (H.110, H-MVIP), serial TDM streams, and front-panel LED drivers. The FLEX 10KE architecture's EABs can implement dual-port RAM and FIFOs for inter-block buffering without external memory. Designers should note that for new line-card designs, the Cyclone II family is the recommended modern migration path; this part is appropriate for sustaining and replicating legacy FLEX 10K line-card designs in service.
推荐
Industrial Control and Instrumentation Front-End
The EPF10K100EQC208-1N is well-suited to industrial instrumentation front-ends because its 100,000-gate density and 0.6 ns propagation delay enable high-speed ADC/DAC interface glue logic, encoder/decoder state machines, and custom DSP datapaths. The 208-PQFP package supports hand-soldering for prototype builds, socketed testing, and field-replaceable modules, which is valuable for industrial maintenance workflows. The commercial 0 to 70 C operating range covers most factory-floor environments when mounted in a temperature-controlled enclosure. Pair with a MAX+PLUS II-generated bitstream and the EPC2LC20N configuration PROM for non-volatile storage; add JTAG-based in-system updates for firmware maintenance cycles.
推荐
PCI/ISA/VME Bus Bridge and Protocol Glue
The EPF10K100EQC208-1N excels at bus-bridging and protocol-glue applications because its 4,992 logic elements and 147 user I/Os provide ample resources for implementing PCI target interfaces, ISA decoder logic, VME bus masters, and custom peripheral bridges in a single device. The EABs efficiently implement FIFO buffers and address-mapping tables that bus protocols require. The 3.3 V LVTTL I/O bank with 5 V-tolerant inputs is compatible with PCI signaling levels. Designers targeting legacy industrial PCI systems should pay attention to VCCIO banking and use the -1 speed grade to meet the 33 MHz PCI timing budget with comfortable margin.
推荐
DSP Datapath Custom Co-Processor
The EPF10K100EQC208-1N supports custom DSP co-processor designs because its 49,152 bits of embedded RAM can hold coefficients and intermediate state for FIR filters, FFT butterflies, and adaptive equalizers. The EABs implement ROM lookup tables for log, exp, and trig functions used in DSP datapaths, while the logic elements implement adders, multipliers (built from shift-and-add trees), and control state machines. The 0.6 ns propagation delay at the -1 speed grade enables approximately 166 MHz single-cycle operation, sufficient for many mid-rate DSP tasks. For modern DSP-intensive designs, a Cyclone II or Cyclone III device with hardware multipliers is the recommended path.
推荐
Aerospace and Avionics Legacy Sustaining
The EPF10K100EQC208-1N is appropriate for aerospace sustaining engineering because avionics systems designed in the late 1990s and early 2000s often used FLEX 10KE FPGAs and require ongoing support, repair, and exact-form-fit reproduction. The 208-PQFP package is suitable for through-hole retrofit boards and conformal-coated assemblies common in avionics. Note that the standard 'N' suffix device is commercial temperature grade (0 to 70 C); avionics applications typically require the industrial (-40 to 85 C) variant. For new DO-254 certified designs, consult the latest certifiable FPGA offerings from Microchip (formerly Microsemi) rather than reusing legacy FLEX 10K parts.
推荐
Automotive Diagnostic and Test Equipment
The EPF10K100EQC208-1N fits automotive diagnostic equipment because its logic density and I/O count are well matched to OBD-II, CAN, and proprietary vehicle bus protocol analyzers, in-circuit testers, and engine-control simulation rigs. The EABs store lookup tables for fault-code interpretation and protocol decoding, while the logic elements implement timing-critical signal generation and capture logic. The 208-PQFP package is well-suited to through-hole assembly on test fixture PCBs used by service shops. For new automotive designs targeting production, migrate to AEC-Q100 qualified Cyclone III or Cyclone IV devices; this part is for legacy test equipment sustaining only.
推荐
推荐产品汇总
工程参考数据： EPF10K100EQC208-1N ——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 | EPF10K100EQC208-1 | EPF10K100EQC208-2 | EPF10K100EQC208-3 | EPF10K100EQC208-1XN |
|---|---|---|---|---|---|
| Package | 208-PQFP (28x28 mm) | 208-PQFP (28x28 mm) - same | 208-PQFP (28x28 mm) - same | 208-PQFP (28x28 mm) - same | 208-PQFP (28x28 mm) - same |
| Brand | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) |
| Family | FLEX-10KE | FLEX-10KE | FLEX-10KE | FLEX-10KE | FLEX-10KE |
| Speed Grade | -1 (fastest) | -1 | -2 (slower) | -3 (slowest) | -1 (extended temp) |
| Logic Elements | 4,992 | 4,992 | 4,992 | 4,992 | 4,992 |
| User I/Os | 147 | 147 | 147 | 147 | 147 |
| Embedded RAM Bits | 49,152 bits | 49,152 bits | 49,152 bits | 49,152 bits | 49,152 bits |
| Core Voltage | 2.375 V to 2.625 V | 2.375 V to 2.625 V | 2.375 V to 2.625 V | 2.375 V to 2.625 V | 2.375 V to 2.625 V |
| Lead-Free (RoHS) | Yes (N suffix) | No (SnPb) | Yes (N suffix on -2N variant) | Yes (N suffix on -3N variant) | Yes (N suffix) |
| Operating Temperature | 0 C to +70 C (Commercial) | 0 C to +70 C | 0 C to +70 C | 0 C to +70 C | -40 C to +85 C (Extended) |
关键差异点
- RoHS lead-free finish on production package （对比 EPF10K100EQC208-1)
- Fastest FLEX 10KE speed grade available in PQFP-208 （对比 EPF10K100EQC208-2)
- Industrial/extended temperature variant option （对比 EPF10K100EQC208-1XN)
设计说明
Provide a clean 2.5V core supply to VCCINT (all VCCINT pins must be connected per the FLEX 10KE datasheet) and properly decouple with 0.1 uF and 10 uF capacitors placed close to each VCCINT/GND pair. VCCIO pins must be supplied at the I/O signaling voltage (typically 3.3V for LVTTL) and must also be fully populated; floating VCCIO pins cause configuration failure. Sequence VCCINT and VCCIO together or VCCINT first; do not apply VCCIO before VCCINT. Use a low-impedance ground plane and route all four GND pins (11, 27, 51, 75, 99, 123, 147, 171) directly to the ground plane with minimum trace inductance.
The EPF10K100EQC208-1N requires an external configuration PROM (EPC2LC20N, EPC2TC32N, or EPC8QC100N) to load the bitstream at power-up because SRAM configuration is volatile. Forgetting the configuration PROM is the most common board-bring-up failure. Use MSEL0/MSEL1 pins to select the configuration mode (serial vs parallel) - incorrect MSEL settings cause CONF_DONE to never assert. Add a pull-up on nCONFIG and monitor nSTATUS during POR; a stuck-low nSTATUS after power-up indicates configuration failure and the bitstream will not load.
The 208-PQFP package has 0.5 mm lead pitch and requires careful PCB layout - use fine-pitch surface-mount pads with proper solder mask defined (SMD) land patterns, and follow IPC-7351 guidelines for PQFP-208. Use a 4-layer or 6-layer stackup with dedicated ground and power planes to manage signal integrity for the 147 user I/Os. Route high-speed signals (clocks, global buffers) first with controlled impedance; keep clock traces short and surrounded by ground. Decoupling capacitors (0.1 uF ceramic) should be placed within 5 mm of every VCCINT and VCCIO pin.
For clock-distribution designs, use the dedicated clock input pins (CLK0, CLK1, CLK2, CLK3) and the global low-skew clock network rather than routing clocks on general-purpose I/Os. The FLEX 10KE has 4 dedicated clock inputs and 4 dedicated clock enable inputs; misuse of these resources for non-clock signals reduces available global routing. For high-fanout nets, use the dedicated FastRow interconnect, which provides low-skew distribution across the device. When migrating an existing FLEX 10K (non-E) design, re-validate timing because the -1, -2, -3 speed grade relationships differ between the original FLEX 10K and FLEX 10KE families.
合规信息
Lead-free RoHS compliance indicated by 'N' suffix per Altera/Intel legacy packaging convention. Not AEC-Q100 qualified; commercial temperature grade only. Reach and conflict-minerals compliance inferred from standard Altera/Intel corporate compliance posture for legacy FPGAs - exact certificates available from Rochester Electronics on request.
