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HomeProductsIntegrated Circuits (ICs)Interface - Drivers, Receivers, TransceiversSN75121NSR
Texas Instruments
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See specifications for product details.

SN75121NSR - Texas Instruments

Manufacturer Part Number
Texas Instruments
Allelco Part Number
ECAD Model
Parts Description
Detailed Description
16-SOIC (0.209', 5.30mm Width)
Data sheet
SN55121, SN75121.pdf
RoHs Status
ROHS3 Compliant
In stock: 22236

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SN75121NSR Tech Specifications
Texas Instruments - SN75121NSR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN75121NSR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 4.75V ~ 5.25V  
Type Driver  
Supplier Device Package 16-SO  
Series 75000  
Protocol -  
Package / Case 16-SOIC (0.209', 5.30mm Width)  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature 0°C ~ 70°C  
Number of Drivers/Receivers 2/0  
Mounting Type Surface Mount  
Duplex -  
Data Rate -  
Base Product Number SN75121  

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN75121NSR

Product Attribute SN75121NSR SN75119P SN751178NS SN75128N
Part Number SN75121NSR SN75119P SN751178NS SN75128N
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Protocol - - - -
Package / Case 16-SOIC (0.209', 5.30mm Width) 8-DIP (0.300', 7.62mm) 16-SOIC (0.209", 5.30mm Width) -
Package Tape & Reel (TR) Tube Tube Bulk
Mounting Type Surface Mount Through Hole Surface Mount -
Number of Drivers/Receivers 2/0 1/1 2/2 -
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C -20°C ~ 85°C (TA) -
Duplex - Full Full -
Supplier Device Package 16-SO 8-PDIP 16-SO -
Base Product Number SN75121 SN75119 751178 -
Series 75000 - - *
Data Rate - - 10Mbps -
Voltage - Supply 4.75V ~ 5.25V 4.5V ~ 5.5V 4.75V ~ 5.25V -
Type Driver Transceiver Transceiver -

SN75121NSR Datasheet PDF

Download SN75121NSR pdf datasheets and Texas Instruments documentation for SN75121NSR - Texas Instruments.

PCN Packaging
Carrier Tape Revision C 09/Apr/2015.pdf Carrier Tape Revision A 06/Mar/2015.pdf
HTML Datasheet
SN55121, SN75121.pdf


Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

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Texas Instruments


Texas Instruments

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