| PartNumber | TL16C554AFNR | TL16C554AFN | TL16C554AFNG4 |
| Description | UART Interface IC Qd UART w/16b FIFO | UART Interface IC Quad UART with 16-Byte FIFOs | UART Interface IC Quad UART with 16-Byte FIFOs |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | UART Interface IC | UART Interface IC | UART Interface IC |
| RoHS | Y | Y | Y |
| Number of Channels | 4 Channel | 4 Channel | 4 Channel |
| Data Rate | 1 Mb/s | 1 Mb/s | 1 Mb/s |
| Memory Size | 16 B | 16 B | 16 B |
| Supply Voltage Max | 5.25 V | 5.25 V | 5.25 V |
| Supply Voltage Min | 4.75 V | 4.75 V | 4.75 V |
| Operating Supply Current | 50 mA | 50 mA | 50 mA |
| 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 | PLCC-68 | PLCC-68 | PLCC-68 |
| Packaging | Reel | Tube | Tube |
| Description/Function | Qd UART w/16b FIFO | Each channel performs serial-to-parallel conversion on data characters | - |
| Height | 4.06 mm | 4.06 mm | 4.06 mm |
| Length | 24.23 mm | 24.23 mm | 24.23 mm |
| Series | TL16C554A | TL16C554A | TL16C554A |
| Type | UART | UART | UART |
| Width | 24.23 mm | 24.23 mm | 24.23 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Product Type | UART Interface IC | UART Interface IC | UART Interface IC |
| Factory Pack Quantity | 250 | 18 | 18 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.171777 oz | 0.171777 oz | 0.171777 oz |
| Propagation Delay Time | - | 50 ns | - |