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| PartNumber | SN74CBT3257CDBR | SN74CBT3257CDBQR | SN74CBT3257CDBQRG4 |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers 4-Bit 1-Of-2 FET Mltplxr/Demltplxr | Encoders, Decoders, Multiplexers & Demultiplexers 4-Bit 1-Of-2 FET Mltplxr/Demltplxr | Encoders, Decoders, Multiplexers & Demultiplexers 4-Bit 1-Of-2 FET Mltplxr/Demltplxr |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| RoHS | Y | Y | Y |
| Product | Multiplexers / Demultiplexers | Multiplexers / Demultiplexers | Multiplexers / Demultiplexers |
| Logic Family | 74C | 74C | 74C |
| Number of Bits | 4 bit | 4 bit | 4 bit |
| Number of Input Lines | 4 | 4 | 4 |
| Number of Output Lines | 8 | 8 | 8 |
| Supply Voltage Min | 4 V | 4 V | 4 V |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SSOP-16 | SSOP-16 | SSOP-16 |
| Packaging | Reel | Reel | Reel |
| Features | Powered-off protection, Undershoot protection, Supports SPI signals, Supports JTAG signals | Powered-off protection, Undershoot protection, Supports SPI signals, Supports JTAG signals | Powered off protection, -2V undershoot protection |
| Height | 1.95 mm | 1.5 mm | 1.5 mm |
| Length | 6.2 mm | 5 mm | 5 mm |
| Number of Circuits | 4 Circuit | 4 Circuit | 4 Circuit |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - 40 C to + 85 C |
| Series | SN74CBT3257C | SN74CBT3257C | SN74CBT3257C |
| Width | 5.3 mm | 4 mm | 4 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Number of Channels | 4 Channel | 4 Channel | 4 Channel |
| Supply Current Max | 3 uA | 3 uA | - |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers |
| Factory Pack Quantity | 2000 | 2500 | 2500 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.004536 oz | 0.002628 oz | 0.002628 oz |
| Moisture Sensitive | - | Yes | Yes |
