| PartNumber | SN74AS253AD | SN74AS253ADR | SN74AS253ADE4 |
| Description | Encoders, Decoders, Multiplexers & Demultiplexers Dual 1 to 4 | Encoders, Decoders, Multiplexers & Demultiplexers Dual 1-of-4 Data Slct/Mltpx W/3St Otp | Encoders, Decoders, Multiplexers & Demultiplexers Dual 1-of-4 Data Slct/Mltpx W/3St Otp |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | Logic - Signal Switches, Multiplexers, Decoders |
| RoHS | Y | Y | - |
| Product | Selectors / Multiplexers | Multiplexers | - |
| Logic Family | AS | 74AS | - |
| Number of Input Lines | 4 Input | 4 Input | - |
| Number of Output Lines | 1 Output | 1 Output | - |
| Propagation Delay Time | 21 ns | 8 ns | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOP-16 | SOIC-16 | - |
| Packaging | Tube | Reel | Tube Alternate Packaging |
| Function | bus-organized systems. | Multiplexer | - |
| Height | 1.58 mm | 1.58 mm | - |
| Input Voltage | 7 V | - | - |
| Length | 9.9 mm | 9.9 mm | - |
| Number of Circuits | Dual | Dual | - |
| Operating Temperature Range | 0 C to + 70 C | - | - |
| Series | SN74AS253A | - | 74AS |
| Technology | Bipolar | Bipolar | - |
| Width | 3.91 mm | 3.91 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Logic Type | Data Selectors/Multiplexers | Data Selectors/Multiplexers | - |
| High Level Output Current | - 2.6 mA | - 15 mA | - |
| Low Level Output Current | 24 mA | 48 mA | - |
| Maximum Clock Frequency | 125 MHz | - | - |
| Operating Supply Voltage | 5 V | 4.5 V to 5.5 V | - |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers | Encoders, Decoders, Multiplexers & Demultiplexers | - |
| Factory Pack Quantity | 40 | 1 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.004998 oz | 0.014829 oz | - |
| Type | - | - | Multiplexer |
| Package Case | - | - | 16-SOIC (0.154", 3.90mm Width) |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Surface Mount |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 16-SOIC |
| Voltage Supply Source | - | - | Single Supply |
| Circuit | - | - | 2 x 4:1 |
| Current Output High Low | - | - | 2.6mA, 24mA |
| Independent Circuits | - | - | 1 |