| PartNumber | SN65C3221DBR | SN65C3221DB | SN65C3221DBRE4 |
| Description | RS-232 Interface IC RS232 Sgl Chl | RS-232 Interface IC 3-5.5V Multichannel Line Drvr/Rcvr | RS-232 Interface IC 3-5.5V Multichannel Line Drvr/Rcvr |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | RS-232 Interface IC | RS-232 Interface IC | RS-232 Interface IC |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SSOP-16 | SSOP-16 | SSOP-16 |
| Series | SN65C3221 | SN65C3221 | SN65C3221 |
| Function | Transceiver | Transceiver | Transceiver |
| Data Rate | 1000 kb/s | 1000 kb/s | 1000 kb/s |
| Number of Drivers | 1 Driver | 1 Driver | 1 Driver |
| Number of Receivers | 1 Receiver | 1 Receiver | 1 Receiver |
| Duplex | Full Duplex | Full Duplex | - |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 3 V | 3 V | 3 V |
| Operating Supply Current | 1 mA | 1 mA | 1 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Tube | Reel |
| Height | 1.95 mm | 1.95 mm | 1.95 mm |
| Length | 6.2 mm | 6.2 mm | 6.2 mm |
| Product | RS-232 Transceivers | RS-232 Transceivers | RS-232 Transceivers |
| Supply Type | Single Supply | Single Supply | Single Supply |
| Width | 5.3 mm | 5.3 mm | 5.3 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Shutdown | With Shutdown | With Shutdown | With Shutdown |
| Operating Supply Voltage | 3.3 V, 5 V | 3.3 V, 5 V | 3.3 V, 5 V |
| Product Type | RS-232 Interface IC | RS-232 Interface IC | RS-232 Interface IC |
| Factory Pack Quantity | 2000 | 80 | 2000 |
| Subcategory | Interface ICs | Interface ICs | Interface ICs |
| Unit Weight | 0.004536 oz | 0.004536 oz | 0.004536 oz |
| Output Type | - | - | Single-Ended |
| Number of Transceivers | - | - | 1 Transceiver |
| Protocol Supported | - | - | RS-232 |
| Receiver Signal Type | - | - | Single-Ended |