EPC2LC20NUBAF48 vs EPC2LC20NA 对比
详细并排对比 EPC2LC20NUBAF48 出自 Altera 和 EPC2LC20NA 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 | EPC2LC20NUBAF48 | EPC2LC20NA |
|---|---|---|
| 品牌 | Altera | Altera |
| 分类 | FPGA & CPLD | Memory ICs |
| 生命周期状态 | Obsolete | 最后采购期 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $16.40 | $5.50 |
| 存储器类型 | Non-volatile flash configuration PROM | Configuration PROM (Flash-based, ISP) |
| Memory Density | 2 Mbit (2,097,152 bits) | 1.6 Mbit |
| Core Supply Voltage (VCC) | 3.3 V (low-voltage 'L' variant) | — |
| I/O Logic Levels | 3.3 V LVCMOS (5V-tolerant inputs) | — |
| Configuration Interface | Altera serial (DATA, DCLK, nCS, ASDO) | — |
| JTAG / ISP Support | IEEE 1532 / JTAG in-system programming | — |
| Cascade Support | Yes - dedicated nCASC pin for 2-device chains | — |
| Programming Voltage | Internal 3.3V generation, no external VPP | — |
| FPGA Compatibility | APEX II, APEX 20K, Mercury, ACEX 1K, FLEX 10K, FLEX 6000 | — |
| 封装 | 20-pin Ultra FineLine BGA (UBGA, NU suffix) | 20-pin PLCC (9x9 mm) |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C (industrial grade) |
| Configuration Clock | Internal oscillator (DCLK output to FPGA) | — |
| Programming Tools | Quartus II Programmer, ByteBlaster II, USB-Blaster | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: rohs status] |
| Lead-Free | [DATA_NEEDED: lead-free status] | — |
| Manufacturer | — | Altera Corporation (Intel Programmable Solutions Group) |
| Operating Voltage (VCC) | — | 3.3 V |
| 接口 | — | Serial (passive-serial) data output to FPGA |
| Programmability | — | In-system programmable via IEEE 1532 JTAG |
| 安装类型 | — | Surface Mount (PLCC socket compatible) |
| Supported FPGA Families | — | APEX 20K, ACEX 1K, FLEX 10K, FLEX 6000, Cyclone, Mercury |
| JTAG Compliance | — | IEEE Std 1149.1 / IEEE 1532 |
| Configuration Mode | — | Passive Serial (PS) |
| Daisy-Chain Support | — | Yes |
| Recommended Companion FPGA | — | Altera Cyclone, FLEX 10K, APEX 20K series |