The ’HC597 and CD74HCT597 are high-speed silicon gate CMOS devices that are   pin compatible with the LSTTL 597 devices. Each device consists of an   8-flip-flop input register and an 8-bit parallel-in/serial-in, serial-out shift   register. Each register is controlled by its own clock. A "low" on the parallel   load input (PL\) shifts parallel stored data asynchronously into the shift   register. A "low" master input (MR\) clears the shift register. Serial input   data can also be synchronously shifted through the shift register when PL\ is   high.
| CD74HCT597 | |
| Technology Family | HC | 
| Rating | Catalog | 
| 器件 | 状态 | 温度 | 价格 | 封装 | 引脚 | 封装数量 | 封装载体 | 丝印标记 | 
| CD74HCT597E | ACTIVE | -55 to 125 | 0.39 | 1ku | PDIP (N) | 16 | 25 | TUBE | CD74HCT597E | 
| CD74HCT597EE4 | ACTIVE | -55 to 125 | 0.39 | 1ku | PDIP (N) | 16 | 25 | TUBE | CD74HCT597E | 
| CD74HCT597M | ACTIVE | -55 to 125 | 0.42 | 1ku | SOIC (DW) | 16 | 50 | TUBE | HCT597M | 
| CD74HCT597ME4 | ACTIVE | -55 to 125 | 0.42 | 1ku | SOIC (DW) | 16 | 50 | TUBE | HCT597M | 
| CD74HCT597MG4 | ACTIVE | -55 to 125 | 0.42 | 1ku | SOIC (DW) | 16 | 50 | TUBE | HCT597M | 
| 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 | 
| CD74HCT597E | Pb-Free (RoHS) | CU NIPDAU | N/A for Pkg Type | CD74HCT597E | CD74HCT597E | 
| CD74HCT597EE4 | Pb-Free (RoHS) | CU NIPDAU | N/A for Pkg Type | CD74HCT597EE4 | CD74HCT597EE4 | 
| CD74HCT597M | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | CD74HCT597M | CD74HCT597M | 
| CD74HCT597ME4 | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | CD74HCT597ME4 | CD74HCT597ME4 | 
| CD74HCT597MG4 | Green (RoHS & no Sb/Br) | CU NIPDAU | Level-1-260C-UNLIM | CD74HCT597MG4 | CD74HCT597MG4 |