EPC1LC20-W vs EPC144ILC20 对比
详细并排对比 EPC1LC20-W 出自 Altera 和 EPC144ILC20 出自 Intel。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | EPC1LC20-W | EPC144ILC20 |
|---|---|---|
| 品牌 | Altera | Intel |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | Obsolete | 不推荐新设计 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $9.85 | $9.95 |
| 存储器类型 | OTP (One-Time Programmable) Configuration PROM | OTP CMOS Configuration EPROM (UV-erasable, factory OTP-programmed) |
| 存储容量 | 1 Mbit | 440,800 bit (54 KB) |
| Configuration Clock (DCLK) | 8 MHz maximum | — |
| 电源电压 | 3.3 V and 5.0 V | — |
| 接口 | Altera serial configuration (DCLK / DATA / nCONFIG / nSTATUS) | Serial (Altera FLEX/MAX configuration - DCLK / DATA0 / nCONFIG / nSTATUS) |
| In-System Programming | Yes - IEEE 1149.1 (JTAG) ISP at 3.3 V / 5.0 V | — |
| 封装 | 20-PLCC J-lead (9x9 mm) | PLCC-20 (Plastic Leaded Chip Carrier, JEDEC MS-018) |
| Lead Finish | Pb-free (matte tin) - "-W" suffix | — |
| Daisy-Chain Support | Yes - multiple EPC1 / EPC2 devices cascade to program larger FPGAs | — |
| Compression Support | Yes - stores compressed Altera FPGA bitstreams | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Programming Cycles | 1 (OTP) | — |
| Target FPGA Families | Cyclone, FLEX 6000 / 10K / 10KE, ACEX 1K, APEX 20K, Mercury | — |
| RoHS 状态 | Compliant (Pb-free -W finish) | [DATA_NEEDED: RoHS compliance] |
| 安装类型 | Surface Mount (PLCC socket or direct solder) | Surface Mount (PLCC-20 socket or SMT land pattern) |
| Manufacturer | — | Altera (now Intel) |
| Part Family | — | EPC144 - Configuration EPROM |
| Supply Voltage VCC | — | 5 V (nominal) |
| Configuration Mode | — | Master Serial / daisy-chain JTAG-style |
| Programmability | — | One-Time-Programmable (factory programmed by Altera with user bitstream) |
| JTAG Support | — | Yes (TDI/TDO pins for ByteBlasterMV / USB-Blaster ISP) |
| Compatible FPGAs | — | Altera EPF8282, EPF8452, EPF10K-series Classic FPGAs |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| MSL 等级 | — | [DATA_NEEDED: MSL rating] |