EPC2LC20NUBAF48 vs EPC2LC20-V 对比
详细并排对比 EPC2LC20NUBAF48 出自 Altera 和 EPC2LC20-V 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 | EPC2LC20-V |
|---|---|---|
| 品牌 | Altera | Altera |
| 分类 | FPGA & CPLD | Memory ICs |
| 生命周期状态 | Obsolete | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $16.40 | $9.45 |
| 存储器类型 | Non-volatile flash configuration PROM | Configuration PROM (Flash-based, in-system programmable) |
| 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) | Serial (Altera FPP/PS modes via DCLK/nSTATUS/CONF_DONE) |
| JTAG / ISP Support | IEEE 1532 / JTAG in-system programming | — |
| Cascade Support | Yes - dedicated nCASC pin for 2-device chains | Yes, daisy-chainable for >1.6 Mbit designs |
| 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) | — |
| 工作温度 | -40C to +85C (industrial) | — |
| Configuration Clock | Internal oscillator (DCLK output to FPGA) | — |
| Programming Tools | Quartus II Programmer, ByteBlaster II, USB-Blaster | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Compliant (per distributor listings) |
| Lead-Free | [DATA_NEEDED: lead-free status] | Yes |
| Maximum Configuration Clock | — | 10 MHz |
| Supply Voltage VCC | — | 3.3 V |
| I/O Tolerance | — | 5 V tolerant on configuration pins |
| In-System Programming | — | Yes, via IEEE 1149.1 JTAG (TMS/TCK/TDI/TDO) |
| Operating Temperature Range (V suffix) | — | 0 °C to +70 °C (commercial) |
| Package Type | — | 20-pin PLCC (JEDEC MS-018) |
| Package Dimensions | — | 9 x 9 mm body, 1.27 mm pitch |
| 安装类型 | — | Surface Mount (PLCC socket compatible) |
| Supported FPGA Families | — | APEX 20K, ACEX 1K, FLEX 10K, FLEX 6000, MAX 9000 |