| Part name | Description | Manufacturer | Package | Pins | Temp. Range | PDF datasheet |
| IDT54FCT574TP | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | DIP | 20 | -55°C | 125°C | IDT54FCT574TP datasheet (168K) |
| IDT54FCT574TPB | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | DIP | 20 | -55°C | 125°C | IDT54FCT574TPB datasheet (168K) |
| IDT54FCT574TPY | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | SSOP | 20 | -55°C | 125°C | IDT54FCT574TPY datasheet (168K) |
| IDT54FCT574TPYB | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | SSOP | 20 | -55°C | 125°C | IDT54FCT574TPYB datasheet (168K) |
| IDT54FCT574TQ | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | QSOP | 20 | -55°C | 125°C | IDT54FCT574TQ datasheet (168K) |
| IDT54FCT574TQB | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | QSOP | 20 | -55°C | 125°C | IDT54FCT574TQB datasheet (168K) |
| IDT54FCT574TQB | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | QSOP | 20 | -55°C | 125°C | IDT54FCT574TQB datasheet (168K) |
| IDT54FCT574TSO | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | SOIC | 20 | -55°C | 125°C | IDT54FCT574TSO datasheet (168K) |
| IDT54FCT574TSOB | Fast CMOS octal D register (3-state) | Integrated Device Technology, Inc. | SOIC | 20 | -55°C | 125°C | IDT54FCT574TSOB datasheet (168K) |
| IDT54FCT621ATD | Fast CMOS octal bus transceiver (open drain) | Integrated Device Technology, Inc. | CERDIP | - | -55°C | 125°C | IDT54FCT621ATD datasheet (67K) |
