EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
SP491EN-L/TR Real Image
Same model may have multiple batches, images only for reference.

SP491EN-L/TR

Part No SP491EN-L/TR
Manufacturer Exar Corporation
Catalog Interface - Drivers, Receivers, Transceivers
Description IC TXRX RS485 FULL DUPLX 14SOIC
Datasheet
SP491EN-L/TR Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Exar Corporation
Packaging Reel - TR
Status Active
Type Transceiver
Protocol RS422, RS485
Number of Drivers/Receivers 1/1
Duplex Full
Receiver Hysteresis 70mV
Data Rate 5Mbps
Supply Voltage - Operating 4.75 V to 5.25 V
Temperature Range - Operating -40°C to 85°C
Mounting SMD (SMT)
Case / Package 14-SOIC
Win Source Part Number 211991-SP491EN-L/TR
Popularity Medium
Supply and Demand Status Limited
Ultra Librarian 3D Model Ultra Librarian SP491EN-L/TR CAD Model

Description

The Exar Corporation SP491EN-L/TR transceiver is a full-duplex device that operates with RS422 and RS485 protocols.

  • Drivers/Receivers: It has one driver and one receiver and is mounted on a surface.
  • Receiver Hysteresis: 70mV
  • Data Rate: 5Mbps
  • Operating Temperature Range: -40°C to 85°C
  • Supply Voltage Range: 4.75V to 5.25V
  • Package: This integrated circuit is packaged in a 14-SOIC case.
  • Supply and Demand Status: Limited.

You May Also Be Interested in

SP4853EEP Exar Corporation
SP4853EEP
Exar Corporation
Need more? Email Us
SP4082EEN-L Exar Corporation
SP4082EEN-L
Exar Corporation
Single Transmitter/Receiver RS-422/RS-485 8-Pin SOIC N / IC TXRX RS485/RS422 8SOIC
Lowest to $1.2272
SP3494EN-L Real Image
SP3494EN-L
Exar Corporation
IC TXRX RS485/RS422 LP 8SOIC
Lowest to $0.8732
SP483ES-L Real Image
SP483ES-L
Exar Corporation
IC TXRX RS485 HALF DUPLEX 8DIP
Need more? Email Us
SP481EEP-L Exar Corporation
SP481EEP-L
Exar Corporation
IC TXRX RS484 HALF DUPLEX 8DIP
Lowest to $0.9794
SP339EER1-L Real Image
SP339EER1-L
Exar Corporation
IC TXRX RS232/485 TERM 40QFN
Lowest to $4.7165
SP385ACA Exar Corporation
SP385ACA
Exar Corporation
+3V to +5V RS-232 Line Driver/Receiver
Lowest to $1.3132
SP3494EN-L/TR Real Image
SP3494EN-L/TR
Exar Corporation
IC TXRX RS485/RS422 LP 8SOIC
Lowest to $0.8271
ISL81483IB Renesas Electronics America
ISL81483IB
Renesas Electronics America
1/8 Unit Load, 5V, Low Power, High Speed or Slew Rate Limited, RS-485/RS-422 Transceivers | IC TXRX RS485/422 5V LP 8-SOIC
Lowest to $2.2857

Top Sellers

BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.4647
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $21.9925
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.2166
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $14.0181
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $4.0391
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374

Pricing & Ordering

Quantity Unit Price Ext. Price
22+ $2.2854 $50.2788
54+ $1.8752 $101.2608
83+ $1.8166 $150.7778
114+ $1.7580 $200.4120
148+ $1.6994 $251.5112
197+ $1.5236 $300.1492
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 1,219 pieces
MOQ: 22 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess