EPM3256ATC144-7N vs EPM3128ATC144-7N 对比
详细并排对比 EPM3256ATC144-7N 出自 Altera 和 EPM3128ATC144-7N 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 | EPM3256ATC144-7N | EPM3128ATC144-7N |
|---|---|---|
| 品牌 | Altera | Altera |
| 分类 | FPGA & CPLD | FPGA & CPLD |
| 生命周期状态 | 最后采购期 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $17.20 | $9.25 |
| Family | MAX 3000A | — |
| Device Type | CPLD - Complex Programmable Logic Device | CPLD (Complex Programmable Logic Device) |
| Macro Cells | 256 | — |
| Logic Gates (usable) | 5,000 | — |
| Number of Logic Array Blocks (LABs) | 16 | — |
| User I/Os | 116 | 96 |
| Propagation Delay (tPD) | 7.5 ns | 7.5 ns (pin-to-pin, -7 speed grade) |
| Maximum Internal Frequency | 126.6 MHz | — |
| Supply Voltage (VCCIO) | 3.0 V to 3.6 V | — |
| Programmable Logic Technology | CMOS EEPROM-based | — |
| In-System Programmable (ISP) | Yes (3.3 V) | — |
| 工作温度 | 0C to +70C (Commercial) | 0 °C to +70 °C (commercial) |
| 封装 | 144-pin TQFP | TQFP-144 (20 x 20 mm, 0.5 mm pitch) |
| 安装类型 | Surface Mount | Surface Mount (SMD/SMT) |
| Logic Family | CMOS | CMOS |
| JTAG Support | IEEE 1149.1 boundary-scan | — |
| RoHS 状态 | Compliant | Lead-free (-7N suffix indicates Pb-free finish) |
| Series | — | MAX 3000A |
| Architecture | — | EEPROM-based, MAX architecture |
| Number of Macrocells | — | 128 |
| Number of Usable Gates | — | Up to 10,000 |
| 引脚数量 | — | 144 |
| Counter Frequency | — | Up to 227.3 MHz |
| Core Supply Voltage (VCCINT) | — | 3.3 V |
| I/O Supply Voltage (VCCIO) | — | 2.5 V / 3.3 V / 5.0 V (MultiVolt) |
| In-System Programmability (ISP) | — | Yes, via JTAG (IEEE 1149.1) |
| PCI Compliance | — | Compatible with PCI Local Bus Specification Rev. 2.2 |