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| Part Number | TRS3221ECDB | TRS3227ECDB | TRS3222ECDB | TRS3221ECDBR | TRS3221EIDB | TRS3223ECDB | TRS3221CDB |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Active | Active | Obsolete | Obsolete | Obsolete |
| Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Protocol | RS232 | RS232 | RS232 | RS232 | RS232 | RS232 | RS232 |
| Number of Drivers/Receivers | 1/1 | 1/1 | 2/2 | 1/1 | 1/1 | 2/2 | 1/1 |
| Duplex | Full | Full | Full | Full | Full | Full | Full |
| Receiver Hysteresis | 500 mV | 500 mV | 300 mV | 500 mV | 500 mV | 500 mV | 500 mV |
| Data Rate | 250kbps | 1Mbps | 500kbps | 250kbps | 250kbps | 500kbps | 250kbps |
| Voltage - Supply | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V | 3V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 16-SSOP (0.209", 5.30mm Width) | 16-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 16-SSOP (0.209", 5.30mm Width) | 16-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 16-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 16-SSOP | 16-SSOP | 20-SSOP | 16-SSOP | 16-SSOP | 20-SSOP | 16-SSOP |
