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| PartNumber | SN74CBT3257DBQR | SN74CBT3257DBQRE4 | SN74CBT3257DBQR(CU257) |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers 4-Bit 1-of-2 FET | Encoders, Decoders, Multiplexers & Demultiplexers 18-Bit Univ Bus Transceiver | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| RoHS | Y | Y | - |
| Product | Multiplexers / Demultiplexers | Multiplexers/Demultiplexers | - |
| Logic Family | 74C | - | - |
| Number of Bits | 4 bit | 4 bit | - |
| Number of Input Lines | 4 | 4 | - |
| Number of Output Lines | 8 | 8 | - |
| Supply Voltage Min | 4 V | 4 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SSOP-16 | SSOP-16 | - |
| Packaging | Reel | Reel | - |
| Features | Supports SPI signals, Supports JTAG signals | Supports SPI signals, Supports JTAG signals | - |
| Height | 1.5 mm | 1.5 mm | - |
| Length | 5 mm | 5 mm | - |
| Number of Circuits | 4 Circuit | 4 Circuit | - |
| Operating Temperature Range | - 40 C to + 85 C | - 40 C to + 85 C | - |
| Series | SN74CBT3257 | SN74CBT3257 | - |
| Width | 4 mm | 4 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Number of Channels | 4 Channel | - | - |
| Supply Current Max | 3 uA | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Voltage | 5 V | 5 V | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| Factory Pack Quantity | 2500 | 2500 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.002628 oz | 0.002628 oz | - |