| Manufacturer | Part Number | Description |
|---|---|---|
Texas Instruments
| CD4027BM | CMOS DUAL J-K MASTER-SLAVER FLIP-FLOP |
National Semiconductor (now Texas Instruments)
| CD4027BM | Dual J-K Master/Slave Flip-Flop |
Intersil (now Renesas)
| CD4027BMS | CMOS Dual J-K Master-Slave Flip-Flop |
