EP1K30QC208-1N - 30K-Gate ACEX 1K FPGA | Altera
料号： EP1K30QC208-1N ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $45.32 | $45.32 |
| 10 | $41.87 | $418.70 |
| 100 | $37.92 | $3,792.00 |
| 500 | $34.15 | $17,075.00 |
| 1,000 | $29.88 | $29,880.00 |
EP1K30QC208-1N 概述
An FPGA is a reconfigurable digital integrated circuit built from programmable logic blocks, memory resources and routing switches that users configure after manufacture by downloading a bitstream. In the product hierarchy, the EP1K30QC208-1N is an ACEX 1K FPGA -> field-programmable gate array -> programmable logic device (PLD) -> integrated circuit. Unlike ASICs, FPGAs allow in-system firmware changes, shorter prototyping cycles and low-volume deployment without custom mask costs. The ACEX 1K family is optimized for cost-sensitive system-on-a-programmable-chip (SOPC) integration, combining logic with embedded memory blocks in a single 2.5 V device.
Feature summary includes: 30,000 typical system gates; 1,728 logic elements arranged in 216 LABs; 24,576 RAM bits; 147 I/O pins; 250 MHz internal toggle frequency; 0.22 um process technology. The embedded array can implement dual-port RAM, ROM or FIFO functions, while the logic array handles general-purpose registers and counters. The 208-pin PQFP package balances board area with usable I/O, and the commercial temperature grade makes it suitable for indoor equipment. The suffix 'N' signals a lead-free finish, which supports RoHS-oriented assembly flows.
The ACEX 1K architecture separates logic and memory into dedicated blocks, allowing megafunctions such as dual-port RAM or specialized logic to be implemented without consuming lookup-table resources. Because the memory array is embedded on-chip, external SRAM is not necessary for many buffer functions. The 2.5 V core reduces dynamic power versus earlier 5 V and 3.3 V PLDs, while the 0.22 um CMOS process enables 250 MHz internal performance. Configuration data is held in SRAM cells, so the FPGA must be loaded after power-up, typically from a configuration device, host processor or passive serial source.
Typical applications include cost-sensitive SOPC designs, I/O expansion and bus-bridge functions in communication and industrial equipment, and custom timing/control engines that need parallel I/O. With 147 user I/O pins, this device can interface to 32-bit microprocessors, ADCs/DACs, displays and legacy backplanes. Its memory blocks can serve as FIFOs for data buffering without adding external RAM.
Designers must provide decoupling on the 2.5 V core rail, complete the FPGA configuration circuit before releasing the device from reset, and verify I/O bank compatibility against signals at other voltages. Because configuration memory is volatile, a configuration source is mandatory in every production design.
This XAIPART page adds distributor availability context, speed-grade and lead-free drop-in alternatives, comparison tables and practical design notes that are often scattered between datasheet PDFs, distributor listings and community forums. No item is hidden from the reader; unverified parameters are explicitly marked, and pricing is dated 2026-09-07 for freshness.
直接替换替代料： EP1K30QC208-1N ——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： EP1K30QC208-1N （相同外形与封装尺寸） ——差异在于 Process Technology, Speed Grade, Operating Temperature, Package, RoHS Status.
快速对比工具——选择替代料号进行并排对比：
EP1K30QC208-1
✅ 直接替换✓ 有现货
$10.85 / 个
查看数据手册 →EP1K30QC208-2N
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$22.1 / 个
查看数据手册 →EP1K30QC208-3N
✅ 直接替换✓ 有现货
$15.9 / 个
查看数据手册 →EP1K30QC208-3
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$9.75 / 个
查看数据手册 →EP1K30QI208-2N
✅ 直接替换✓ 有现货
$20.24 / 个
查看数据手册 →EP1K30QC208-1N 最大额定值与电气特性
| Device Family | ACEX 1K |
| Product Type | FPGA (Field Programmable Gate Array) |
| Number of Typical Gates | 30000 |
| Number of Logic Elements / Cells | 1728 |
| Number of LABs / CLBs | 216 |
| Total RAM Bits | 24576 |
| Number of User I/O | 147 |
| 电源电压 | 2.5 V |
| Process Technology | 0.22 um |
| Maximum Internal Frequency | 250 MHz |
| Package Type | 208-BFQFP (208-pin PQFP) |
| Package Code | FQFP, square |
| Terminal Form | Gull wing |
| Number of Terminals | 208 |
| Temperature Grade | Commercial |
| Lead-Free Finish (N-Suffix) | Yes |
| 安装类型 | Surface Mount |
EP1K30QC208-1N fqfp, square 引脚配置指南
EP1K30QC208-1N（fqfp, square 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： EP1K30QC208-1N.
请参阅 数据手册 以查看完整引脚配置。
典型应用
EP1K30QC208-1N 适用于 6 应用s: Industrial Protocol Bridging, Digital I/O and Address Decoding on Legacy Bus Cards, Cost-Sensitive SOPC Subsystem / Data FIFO, Motor Control PWM State Machine, Pattern Generator for Test & Measurement, Display Timing and Scan-Conversion Glue Logic.
Industrial Protocol Bridging
The EP1K30QC208-1N suits industrial protocol and bus bridging because its 147 user I/O pins give enough parallel channels to connect legacy 8/16-bit backplanes to serial fieldbus controllers, while its 24,576 RAM bits can buffer frames without tying up external SRAM. In a typical bridge design, the FPGA is placed between a microprocessor bus and transceiver side, executing address decode, parity generation and FIFO control in programmable logic. The 2.5 V core and 0.22 um process keep dynamic power moderate for a card installed in an industrial chassis. For a bridge controlling a 32-bit bus, the 250 MHz internal frequency provides ample timing slack for PBus cycles. If the control card is not temperature-hardened, the commercial QC grade is acceptable; for machine-mount enclosures exposed to wide swings, select the QI industrial variant. The lead-free finish also fits current RoHS-oriented manufacturing lines.
推荐
Digital I/O and Address Decoding on Legacy Bus Cards
Legacy ISA, VME or custom processor bus cards often require glue logic that combines address decoding, write strobes, interrupt generation and I/O port expansion. The EP1K30QC208-1N is well suited for this role because it provides 147 usable I/O pins, a 2.5 V core, and non-volatile configuration via a serial configuration device that recreates the same logic state on every power-up. In a bus interface design, the FPGA can replace multiple 74-series logic parts, reducing board area and BOM count. Its 24,576 RAM bits can act as a small read/write buffer or mailbox memory for host-to-FPGA communication. The 250 MHz internal frequency is usually far higher than legacy bus clock rates, so timing is comfortably met. The 208-pin PQFP pins can be assigned to match the existing card's edge-connector routing, making this device a practical drop-in logic replacement during PCB re-spin.
推荐
Cost-Sensitive SOPC Subsystem / Data FIFO
The ACEX 1K family was designed for low-cost system-on-a-programmable-chip (SOPC) integration, and EP1K30QC208-1N fits this category with 30K gates, 1,728 logic elements and 24,576 RAM bits. In an SOPC subsystem, a Nios or custom soft processor can use the logic array for instruction decode and the embedded memory blocks for data and stack storage. Since the embedded array is dual-port capable, it can implement FIFOs for asynchronous clock-domain crossing without an external FIFO chip. Designers can instantiate standard megafunctions from Altera's library to save design time. The 147 I/O pins allow connection to external SDRAM or flash chips, but when the FPGA need only handle internal buffering and UART/SPI control, many I/Os remain available for custom peripherals. The 2.5 V supply simplifies integration with low-voltage memories, while a commercial temperature range is appropriate for telecom and consumer-style equipment.
推荐
Motor Control PWM State Machine
The EP1K30QC208-1N can serve as a programmable motor-control PWM engine for AC servo, BLDC and stepper drives. Its 147 I/O pins provide dedicated PWM outputs, phase-enable signals, current-sense ADC interface and fault input monitoring. The 2.5 V core with 0.22 um CMOS technology supports fast compare/capture state machines that update PWM duty cycles with predictable latency, while embedded RAM can store commutation tables and fault logs. The logic array handles dead-time insertion, over-current latching and brake sequencing. In an industrial variable-frequency drive, the FPGA offloads the main MCU from cycle-by-cycle PWM generation and safety interlock tasks. The commercial QC grade is acceptable inside an indoor cabinet, but if the drive is mounted directly on a motor exposed to heat and cold, select the EP1K30QI208-2N industrial-grade variant. Lead-free finish enables assembly on standard RoHS lines.
推荐
Pattern Generator for Test & Measurement
The EP1K30QC208-1N is useful in test equipment because it can generate parallel digital patterns, count edges, and produce precise trigger signals from programmable state machines. The 147 user I/O pins allow connection to a wide parallel test bus, and the 24,576 RAM bits can store waveform vectors for replay at clock rates up to the FPGA's 250 MHz internal limit. In a benchtop logic analyzer or functional tester, the FPGA is often controlled by a microcontroller or PC interface that loads RAM-based vectors through the JTAG or passive serial port. Because an SRAM FPGA needs reconfiguration on power-up, a configuration device should be included so the instrument boots autonomously. The commercial temperature grade and lead-free finish fit indoor laboratory equipment. For automated test systems installed on a factory floor, the industrial-grade QI variant offers wider temperature tolerance at slightly lower speed.
推荐
Display Timing and Scan-Conversion Glue Logic
Display interfaces often need timing generation, format conversion and scan-line buffering between a video source and a panel controller. The EP1K30QC208-1N can generate HSYNC/VSYNC/de signals, count pixels and lines, and insert or remove blanking intervals using programmable counters. Its 147 I/O pins can connect to multiple parallel RGB data buses, and its 24,576 RAM bits can buffer one or two scan lines for simple double-buffered timing operations. At a 100 MHz pixel clock, the internal 250 MHz frequency leaves headroom for resampling logic. Because video standards use 2.5 V or 3.3 V logic, designers should check the I/O bank supply assignment and use level shifters where required. This ACEX 1K device cannot directly drive modern high-speed TMDS/HDMI signals, but it is practical for legacy VGA/LVDS glue logic in commercial monitors, projectors and industrial displays.
推荐
推荐产品汇总
工程参考数据： EP1K30QC208-1N ——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 | EP1K30QC208-1 | EP1K30QC208-2N | EP1K30QC208-3N | EP1K30QC208-3 | EP1K30QI208-2N |
|---|---|---|---|---|---|---|
| Package | 208-PQFP (BFQFP) | 208-PQFP (BFQFP) | 208-PQFP (BFQFP) | 208-PQFP (BFQFP) | 208-PQFP (BFQFP) | 208-PQFP (BFQFP) |
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Logic Elements | 1728 | 1728 | 1728 | 1728 | 1728 | 1728 |
| Typical Gates | 30000 | 30000 | 30000 | 30000 | 30000 | 30000 |
| RAM Bits | 24576 | 24576 | 24576 | 24576 | 24576 | 24576 |
| User I/O | 147 | 147 | 147 | 147 | 147 | 147 |
| Core Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Speed Grade | -1N | -1 | -2N | -3N | -3 | -2N |
| Lead-Free Finish | Yes (N suffix) | No | Yes | Yes | No | Yes |
| Temperature Grade | Commercial | Commercial | Commercial | Commercial | Commercial | Industrial |
关键差异点
- Lead-free N suffix enables RoHS-oriented assembly without die or pinout changes （对比 EP1K30QC208-1)
- Fast -1 speed grade for ACEX 1K mid-density devices （对比 EP1K30QC208-3N)
- Commercial grade minimizes cost for indoor systems （对比 EP1K30QI208-2N)
设计说明
The EP1K30QC208-1N is a 2.5 V SRAM FPGA. Treat the 2.5 V core as the primary low-voltage rail and keep its decoupling impedance low. Use at least one 100 nF ceramic capacitor per power pin and a bulk 10 uF electrolytic or tantalum capacitor near the package. If I/O banks are supplied from a separate 3.3 V rail, do not drive I/O pins above the bank supply by more than 0.3 V without current-limiting protection. Estimated: the exact core current depends on configured logic, clock rate and output loading, so use a power estimator or bench measurement rather than a fixed worst-case number.
An SRAM-based FPGA loses its configuration when power is removed. Every production board must include a configuration agent: an external configuration device, a host processor writing serial bits, or a download cable for lab use. Configure the FPGA and release the configuration reset cleanly before enabling bus interfaces. Do not omit pull-up or pull-down resistors specified for the configuration pins, and observe JTAG pin isolation when the device is in user mode. This avoids one of the most common ACEX 1K bring-up failures.
The 208-pin PQFP uses gull-wing leads. For reliable reflow or hand assembly, provide solder-mask-defined pads with sufficient solder paste and no vias placed directly under the package body. Route the highest-speed external clocks on dedicated layers with matched trace lengths, and place series termination near the FPGA output for point-to-point connections. Add a solid ground plane under the package to reduce EMI and to support return currents for simultaneous-switching outputs. Because this is a legacy component, confirm pad geometry from the package drawing in the ACEX 1K datasheet before releasing the PCB.
合规信息
The 'N' suffix indicates a lead-free finish, but RoHS/REACH formal statements were not found in the verified web data. Request supplier certificates before regulated product use.
