| PartNumber | SN74AS194D | SN74AS194N | SN74AS194DR |
| Description | Counter Shift Registers 4bti Bi-Dir Univ | Counter Shift Registers 4-Bit Bi-dir Univ Shift Register | Counter Shift Registers 4bti Bi-Dir Univ |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Counter Shift Registers | Counter Shift Registers | Logic - Shift Registers |
| RoHS | Y | Y | - |
| Counting Sequence | Serial/Parallel to Parallel | Serial/Parallel to Parallel | Serial/Parallel to Parallel |
| Number of Circuits | 1 | 1 | 1 |
| Number of Bits | 4 bit | 4 bit | 4 bit |
| Package / Case | SOP-16 | PDIP-16 | - |
| Logic Family | AS | 74AS | AS |
| Logic Type | Bipolar | Bipolar | Register, Bidirectional |
| Number of Input Lines | 6 | 6 | 6 |
| Propagation Delay Time | 7 ns | 7 ns | 7 ns |
| Supply Voltage Min | 4.5 V | - | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Packaging | Tube | Tube | Digi-ReelR Alternate Packaging |
| Features | No Parallel Enable Input | - | No Parallel Enable Input |
| Function | Shift Register | Shift Register | Universal |
| Height | 1.58 mm | - | - |
| Length | 9.9 mm | - | - |
| Operating Temperature Range | 0 C to + 70 C | - | - |
| Series | SN74AS194 | SN74AS194 | 74AS |
| Width | 3.91 mm | 6.35 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Number of Output Lines | 4 | 4 | 4 |
| Operating Supply Voltage | 5 V | 4.5 V to 5.5 V | 5 V |
| Product Type | Counter Shift Registers | Counter Shift Registers | - |
| Reset Type | Asynchronous | - | Asynchronous |
| Factory Pack Quantity | 40 | 25 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Triggering Type | Positive Edge | - | Positive Edge |
| Unit Weight | 0.004938 oz | 0.033570 oz | 0.004938 oz |
| Package Case | - | - | SOIC-16 |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Surface Mount |
| Output Type | - | - | Push-Pull |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 16-SOIC |
| Number of Elements | - | - | 1 |
| Number of Bits per Element | - | - | 4 |
| Supply Voltage Max | - | - | 5.5 V |
| Supply Voltage Min | - | - | 4.5 V |