Overview
The SN65C3221DB is a RS232 IC made by Texas Instruments in a SSOP-16-208mil package with 16 pins. -40℃~+85℃ 0.3mA 1 1 1Mbps 3V~5.5V Low-power mode、Wake-up function Transceiver Yes ±15kV SSOP-16-208mil RS232 ICs ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:TRSF3221EIPWR, from EasyEDA) and its footprint (Package_SO:SSOP-16_5.3x6.2mm_P0.65mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1545299).
Symbol
Footprint
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | EN# | Unspecified |
| 2 | C1+ | Unspecified |
| 3 | V+ | Unspecified |
| 4 | C1- | Unspecified |
| 5 | C2+ | Unspecified |
| 6 | C2- | Unspecified |
| 7 | V- | Unspecified |
| 8 | RIN | Unspecified |
| 9 | ROUT | Unspecified |
| 10 | INVALID# | Output |
| 11 | DIN | Unspecified |
| 12 | FORCEON | Unspecified |
| 13 | DOUT | Unspecified |
| 14 | GND | Unspecified |
| 15 | VCC | Unspecified |
| 16 | FORCEOFF# | Unspecified |
Parts like it
8
SP3232EEA-L/TR
SSOP-16-208mil-40℃~+85℃ 0.3mA 2 2 235Kbps 3V~5.5V Transceiver Yes ±15kV SSOP-16-208mil RS232 ICs ROHSMaxLinearRS232 ICsGM3232ENA
SSOP-16RS232 ICsGATEMODEMAX3232EEAE+T
SSOP-16-208mil-40℃~+85℃ 1Mbps 1mA 2 2 3V~5.5V Transceiver Yes ±15kV SSOP-16-208mil RS232 ICs ROHSMaxim Integrated (Analog Devices)RS232 ICsSP3220EEA-L/TR
SSOP-16-208mil-40℃~+85℃ 0.3mA 1 1 235Kbps 3V~5.5V Transceiver Yes ±15kV SSOP-16-208mil RS232 ICs ROHSMaxLinearRS232 ICsSP3232EBEA-L/TR
SSOP-16-40℃~+85℃ 0.3mA 2 2 250Kbps 3V~5.5V Transceiver Yes ±15kV SSOP-16 RS232 ICs ROHSMaxLinearRS232 ICsMAX3221IDBR
SSOP-16-208mil-40℃~+85℃ 1 1 1uA 250Kbps 3V~5.5V Transceiver Yes ±15kV SSOP-16-208mil RS232 ICs ROHSTexas InstrumentsRS232 ICsSP3232ECA-L/TR
SSOP-16-208mil0.3mA 0℃~+70℃ 2 2 235Kbps 3V~5.5V Transceiver Yes ±15kV SSOP-16-208mil RS232 ICs ROHSMaxLinearRS232 ICsWS3220ECA
SSOP-160℃~+70℃ 1 1 1mA 250Kbps 3V~5.25V Transceiver Yes ±15kV SSOP-16 RS232 ICs ROHSNJGWRS232 ICs
Questions
Is there a KiCad symbol and footprint for the SN65C3221DB?
Yes. The symbol is EasyEDA_Cloud:TRSF3221EIPWR and the footprint Package_SO:SSOP-16_5.3x6.2mm_P0.65mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SN65C3221DB?
SSOP-16-208mil, with 16 pins. Its footprint is drawn on this page.
Where is the SN65C3221DB datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the SN65C3221DB?
JLCPCB lists it as part C1545299, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SN65C3221DB?
Parts like it in the library: the SP3232EEA-L/TR by MaxLinear, the GM3232ENA by GATEMODE, the MAX3232EEAE+T by Maxim Integrated (Analog Devices) and the SP3220EEA-L/TR by MaxLinear. Check their datasheets: a part that fits the footprint may still differ in its ratings.