| Part name | Description | Manufacturer | Package | Pins | Temp. Range | PDF datasheet |
| IDT54257ATE | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | CERPACK | - | -55°C | 125°C | IDT54257ATE datasheet (135K) |
| IDT54257ATEB | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | CERPACK | - | -55°C | 125°C | IDT54257ATEB datasheet (135K) |
| IDT54257ATL | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | LCC | - | -55°C | 125°C | IDT54257ATL datasheet (135K) |
| IDT54257ATLB | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | LCC | - | -55°C | 125°C | IDT54257ATLB datasheet (135K) |
| IDT54257ATP | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | PDIP | - | -55°C | 125°C | IDT54257ATP datasheet (135K) |
| IDT54257ATPB | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | PDIP | - | -55°C | 125°C | IDT54257ATPB datasheet (135K) |
| IDT54257ATQ | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | QSOP | - | -55°C | 125°C | IDT54257ATQ datasheet (135K) |
| IDT54257ATQB | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | QSOP | - | -55°C | 125°C | IDT54257ATQB datasheet (135K) |
| IDT54257ATSO | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | SOIC | - | 0°C | 70°C | IDT54257ATSO datasheet (135K) |
| IDT54257ATSOB | Fast CMOS quad 2-input multiplexer | Integrated Device Technology, Inc. | SOIC | - | 0°C | 70°C | IDT54257ATSOB datasheet (135K) |
