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| PartNumber | SN65C3221DBR | SN65C3221DBRE4 | SN65C3221DBRG4 |
| Description | RS-232 Interface IC RS232 Sgl Chl | RS-232 Interface IC 3-5.5V Multichannel Line Drvr/Rcvr | RS-232 Interface IC 3V To 5.5V MultiCh RS-232 |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | RS-232 Interface IC | RS-232 Interface IC | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SSOP-16 | SSOP-16 | - |
| Series | SN65C3221 | SN65C3221 | - |
| Function | Transceiver | Transceiver | - |
| Data Rate | 1000 kb/s | 1000 kb/s | - |
| Number of Drivers | 1 Driver | 1 Driver | - |
| Number of Receivers | 1 Receiver | 1 Receiver | - |
| Duplex | Full Duplex | - | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 3 V | 3 V | - |
| Operating Supply Current | 1 mA | 1 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Reel | - |
| Height | 1.95 mm | 1.95 mm | - |
| Length | 6.2 mm | 6.2 mm | - |
| Product | RS-232 Transceivers | RS-232 Transceivers | - |
| Supply Type | Single Supply | Single Supply | - |
| Width | 5.3 mm | 5.3 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Shutdown | With Shutdown | With Shutdown | - |
| Operating Supply Voltage | 3.3 V, 5 V | 3.3 V, 5 V | - |
| Product Type | RS-232 Interface IC | RS-232 Interface IC | - |
| Factory Pack Quantity | 2000 | 2000 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Unit Weight | 0.004536 oz | 0.004536 oz | - |
| Output Type | - | Single-Ended | - |
| Number of Transceivers | - | 1 Transceiver | - |
| Protocol Supported | - | RS-232 | - |
| Receiver Signal Type | - | Single-Ended | - |