| PartNumber | SC28L92A1B,551 | SC28L92A1B,528 | SC28L92A1B,557 |
| Description | UART Interface IC IC UART DUAL W/FIFO | UART Interface IC 3V-5V 2CH UART INTEL/MOT INTRF | UART Interface IC UART DUAL W/FIFO |
| Manufacturer | NXP | Texas Instruments | NXP Semiconductors |
| Product Category | UART Interface IC | UART Interface IC | Interface - UARTs (Universal Asynchronous Receiver Transmitter) |
| RoHS | Y | Y | - |
| Number of Channels | 2 Channel | 2 Channel | 2, DUART |
| Data Rate | 230.4 kb/s | 1 Mb/s | - |
| Memory Size | 16 B | 16 B | - |
| Supply Voltage Max | 3.63 V, 5.5 V | 5.25 V | - |
| Supply Voltage Min | 2.97 V, 4.5 V | 4.75 V | - |
| Operating Supply Current | 25 mA | 50 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | PQFP-44 | PLCC-68 | - |
| Packaging | Tray | Reel | Tray Alternate Packaging |
| Height | 1.75 mm | 4.06 mm | - |
| Length | 10 mm | 24.23 mm | - |
| Width | 10 mm | 24.23 mm | - |
| Brand | NXP Semiconductors | Texas Instruments | - |
| Moisture Sensitive | Yes | Yes | - |
| Operating Supply Voltage | 3.3 V, 5 V | 5 V | - |
| Product Type | UART Interface IC | UART Interface IC | - |
| Factory Pack Quantity | 96 | 250 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Part # Aliases | 935263294551 | - | - |
| Unit Weight | 0.014991 oz | 0.171777 oz | - |
| Series | - | TL16C552A | IMPACT |
| Package Case | - | - | 44-QFP |
| Mounting Type | - | - | Surface Mount |
| Features | - | - | Configurable GPIO, Internal Oscillator, Timer/Counter |
| Voltage Supply | - | - | 3.3V, 5V |
| Supplier Device Package | - | - | 44-PQFP (10x10) |
| Protocol | - | - | - |
| Data Rate Max | - | - | 1Mbps |
| With Auto Flow Control | - | - | Yes |
| With IrDA Encoder Decoder | - | - | - |
| With False Start Bit Detection | - | - | Yes |
| With Modem Control | - | - | Yes |