SN74F521 具有使能端的 8 位 二进制和 BCD 等值比较器
These identity comparators perform comparisons on two 8-bit binary or BCD words. They provide 
outputs.
The SN74F521 is characterized for operation over the full military temperature range of -55°C to 125°C. The SN74F521 is characterized for operation from 0°C to 70°C
| SN74F521 | |
| Rating | Catalog |
| Technology Family | F |
SN74F521 特性
- Compares Two 8-Bit Words
- Package Options Include Plastic Small-Outline Packages, Ceramic Chip Carriers, and Standard Plastic and Ceramic 300-mil DIPs
SN74F521 芯片订购指南
| 器件 | 状态 | 温度 | 价格 | 封装 | 引脚 | 封装数量 | 封装载体 | 丝印标记 |
| SN74F521DW | ACTIVE | 0 to 70 | 1.85 | 1ku | SOIC (DW) | 20 | 25 | TUBE | |
| SN74F521DWE4 | ACTIVE | 0 to 70 | 1.85 | 1ku | SOIC (DW) | 20 | 25 | TUBE | |
| SN74F521DWG4 | ACTIVE | 0 to 70 | 1.85 | 1ku | SOIC (DW) | 20 | 25 | TUBE | |
| SN74F521DWR | ACTIVE | 0 to 70 | 1.55 | 1ku | SOIC (DW) | 20 | 2000 | LARGE T&R | |
| SN74F521DWRE4 | ACTIVE | 0 to 70 | 1.55 | 1ku | SOIC (DW) | 20 | 2000 | LARGE T&R | |
| SN74F521DWRG4 | ACTIVE | 0 to 70 | 1.55 | 1ku | SOIC (DW) | 20 | 2000 | LARGE T&R | |
| SN74F521N | ACTIVE | 0 to 70 | 1.70 | 1ku | PDIP (N) | 20 | 20 | TUBE | |
| SN74F521NE4 | ACTIVE | 0 to 70 | 1.70 | 1ku | PDIP (N) | 20 | 20 | TUBE |
SN74F521 质量与无铅数据
| 器件 | 环保计划* | 铅/焊球涂层 | MSL 等级/回流焊峰 | 环保信息与无铅 (Pb-free) | DPPM / MTBF / FIT 率 |
| SN74F521DW | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | SN74F521DW | SN74F521DW |
| SN74F521DWE4 | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | SN74F521DWE4 | SN74F521DWE4 |
| SN74F521DWG4 | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | SN74F521DWG4 | SN74F521DWG4 |
| SN74F521DWR | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | SN74F521DWR | SN74F521DWR |
| SN74F521DWRE4 | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | SN74F521DWRE4 | SN74F521DWRE4 |
| SN74F521DWRG4 | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | SN74F521DWRG4 | SN74F521DWRG4 |
| SN74F521N | Pb-Free (RoHS) | CU NIPDAU | N/A for Pkg Type | SN74F521N | SN74F521N |
| SN74F521NE4 | Pb-Free (RoHS) | CU NIPDAU | N/A for Pkg Type | SN74F521NE4 | SN74F521NE4 |
SN74F521 应用技术支持与电子电路设计开发资源下载
- SN74F521 数据资料 dataSheet 下载.PDF
- TI 德州仪器MSI 功能产品选型与价格 . xls
- Logic Guide 2009 (PDF 4263 KB)
- Shelf-Life Evaluation of Lead-Free Component Finishes (PDF 1305 KB)
- Understanding and Interpreting Standard-Logic Data Sheets (PDF 857 KB)
- TI IBIS File Creation, Validation, and Distribution Processes (PDF 380 KB)
- Implications of Slow or Floating CMOS Inputs (PDF 101 KB)
- CMOS Power Consumption and CPD Calculation (PDF 89 KB)
- Designing With Logic (PDF 186 KB)
- Live Insertion (PDF 150 KB)
- Input and Output Characteristics of Digital Integrated Circuits (PDF 1708 KB)
- Using High Speed CMOS and Advanced CMOS in Systems With Multiple Vcc (PDF 43 KB)
- HiRel Unitrode Power Management Brochure (PDF 206 KB)
- LOGIC Pocket Data Book (PDF 6001 KB)
- HiRel Unitrode Power Management Brochure (PDF 206 KB)
- Logic Cross-Reference (PDF 2938 KB)