
Overview
The SP491EN-L/TR is a RS 485 , RS 422 IC made by MaxLinear in a SOIC-14 package with 14 pins. -40℃~+85℃ 1 1 4.75V~5.25V 5Mbps 900uA Enable shutdown、Tx/Rx enable Full-Duplex Transceiver SOIC-14 RS-485 / RS-422 ICs ROHS.
PCBKit's library has its footprint (Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3234178).
Symbol
The library has no symbol for this part yet.
Footprint
Parameters
9- Communication Mode
- Full-Duplex
- Data Rate
- 5Mbps
- Features
- Tx/Rx enable;Enable shutdown
- Number of Drivers
- 1
- Number of Receivers
- 1
- Operating Temperature
- -40℃~+85℃
- Quiescent Supply Current
- 900uA
- Type
- Transceiver
- Voltage - Supply
- 4.75V~5.25V
Order codes
1- SP491EN-L/TRLCSC C3234178
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/maxlinear/SP491EN-L/TR" title="SP491EN-L/TR in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/maxlinear/SP491EN-L/TR.jpg" alt="SP491EN-L/TR" width="1200" height="900">[](https://pcbkit.io/parts/maxlinear/SP491EN-L/TR)Questions
Is there a KiCad symbol and footprint for the SP491EN-L/TR?
Yes. the footprint Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SP491EN-L/TR?
SOIC-14, with 14 pins. Its footprint is drawn on this page.
Where is the SP491EN-L/TR datasheet?
MaxLinear publishes it: the Datasheet link on this page opens it.
Where can I order the SP491EN-L/TR?
JLCPCB lists it as part C3234178, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SP491EN-L/TR?
Parts like it in the library: the SP491EEN-L/TR by MaxLinear, the SP3070EEN-L/TR by MaxLinear, the GB491 by NJGW and the SIT3491EESD by SIT. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8SP491EEN-L/TR
SOIC-14-40℃~+85℃ 1 1 10Mbps 32 4.75V~5.25V 900uA Full-Duplex Transceiver ±15kV SOIC-14 RS-485 / RS-422 ICs ROHSMaxLinearRS-485 / RS-422 ICsSP3070EEN-L/TR
SOIC-14-40℃~+85℃ 1 1 1.5mA 250Kbps 256 3.3V Full-Duplex Transceiver ±15kV SOIC-14 RS-485 / RS-422 ICs ROHSMaxLinearRS-485 / RS-422 ICsGB491
SOP-14-40℃~+125℃ 1 1 10Mbps 256 3.3V、5V 800uA Full-Duplex Transceiver ±15kV SOP-14 RS-485 / RS-422 ICs ROHSNJGWRS-485 / RS-422 ICsSIT3491EESD
SOP-14-40℃~+125℃ 1 1 12Mbps 240uA 256 3V~5.5V Enable shutdown、Overcurrent Protection、Low-power mode、Tx/Rx enable Full-Duplex Transceiver ±15kV SOP-14 RS-485 / RS-422 ICs ROHSSITRS-485 / RS-422 ICsSN65HVD34D
SOIC-14-40℃~+85℃ 1 1 1uA 256 3V~3.6V 5Mbps Full-Duplex Transceiver ±15kV SOIC-14 RS-485 / RS-422 ICs ROHSTexas InstrumentsRS-485 / RS-422 ICsSN65HVD37D
SOIC-14-40℃~+85℃ 1 1 20Mbps 256 3V~3.6V 850uA Full-Duplex Transceiver ±16kV SOIC-14 RS-485 / RS-422 ICs ROHSTexas InstrumentsRS-485 / RS-422 ICsADM3491ARZ-REEL7
SOIC-14-40℃~+85℃ 1 1 1.1mA 10Mbps 32 3V~3.6V Full-Duplex Transceiver SOIC-14 RS-485 / RS-422 ICs ROHSAnalog DevicesRS-485 / RS-422 ICsSN65HVD33D
SOIC-14-40℃~+85℃ 1 1 1uA 23Mbps 256 3V~3.6V Full-Duplex Transceiver ±15kV SOIC-14 RS-485 / RS-422 ICs ROHSTexas InstrumentsRS-485 / RS-422 ICs