EPC144LC-20 vs EPC144L20 对比
详细并排对比 EPC144LC-20 出自 Altera 和 EPC144L20 出自 Altera。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 | EPC144LC-20 | EPC144L20 |
|---|---|---|
| 品牌 | Altera | Altera |
| 分类 | Memory ICs | FPGA & CPLD |
| 生命周期状态 | Obsolete | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.15 | $16.20 |
| 存储器类型 | OTP EPROM (One-Time Programmable) | OTP (One-Time Programmable) Configuration PROM |
| 存储容量 | 440,800 bits (440 kb) | — |
| Configuration Interface | Altera serial daisy-chain | — |
| Access Time (Speed Grade) | 20 ns | — |
| Supply Voltage (VCC) | [DATA_NEEDED: VCC min/max] | — |
| Supply Voltage (VPP) | [DATA_NEEDED: VPP programming voltage] | — |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Package Type | 20-pin PLCC (J-lead) | 20-pin LCC (Leadless Chip Carrier) |
| Package Dimensions | 9 x 9 mm | — |
| 安装类型 | Surface Mount | Surface Mount / Socket |
| Compatible FPGA Families | FLEX 10K, FLEX 8000, ACEX 1K | FLEX 10K, ACEX 1K, APEX 20K, Mercury (legacy Altera) |
| Programming Method | Altera Logic Programmer / JTAG | OTP anti-fuse (single program cycle) |
| Process Technology | CMOS | — |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance] | [DATA_NEEDED: RoHS status] |
| Lead-Free | [DATA_NEEDED: lead-free status] | [DATA_NEEDED: lead-free status] |
| Daisy-Chain Support | Yes (multiple PROMs cascadable) | — |
| Manufacturer | Altera (now Intel FPGA) | Altera Corporation (now Intel PSG) |
| Memory Density | — | 440,800 bits |
| 存储组织 | — | 440,800 words × 1 bit (serial) |
| 接口 | — | Altera serial configuration (4-pin: nCS, DCLK, DATA, nCONFIG) |
| 电源电压 | — | 3.3 V |
| Configuration Clock | — | [DATA_NEEDED: max DCLK frequency] |
| Programming Voltage | — | [DATA_NEEDED: VPP] |