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                      1. Home
                      2. Semiconductors - ICs
                      3. Drivers & Interfaces
                      4. Serial Communications RS232, RS485, RS422
                      Print Page

                      ST485CDR

                      Transceiver RS422/RS485 Driver, 4.75V-5.25V supply, SOIC-8

                      STMICROELECTRONICS ST485CDR
                      Image is for illustrative purposes only. Please refer to product description.
                      ManufacturerSTMICROELECTRONICS
                      Manufacturer Part NoST485CDR
                      Order Code1564307
                      Technical Datasheet

                      Data Sheet

                      See all Technical Docs
                      Packaging Options
                      96,350 In Stock

                      Need more?

                      15879 Delivery in 1-2 Business Days(SG stock)
                      80471 Delivery in 3-4 Business Days(UK stock)
                      QuantityPrice
                      1+HK$10.650
                      10+HK$6.960
                      100+HK$5.590
                      500+HK$5.290
                      1000+HK$5.140
                      2500+HK$4.910
                      5000+HK$4.820
                      Price for:Each (Supplied on Cut Tape)
                      Minimum: 1
                      Multiple: 1
                      HK$10.65
                      Add Part No. / Line Note
                      Added to your Order Confirmation, Invoice, and Dispatch note for this order only.
                      This number will be added to the Order Confirmation, Invoice, Dispatch note, Web confirmation Email and Product Label.

                      Product Information

                      ManufacturerSTMICROELECTRONICS
                      Manufacturer Part NoST485CDR
                      Order Code1564307
                      Technical Datasheet

                      Data Sheet

                      IC TypeRS422 / RS485 Transceiver
                      No. of Receivers1Receivers
                      No. of Transmitters1
                      Communication ModeHalf Duplex
                      Data Rate Max2.5Mbps
                      Supply Voltage Min4.75V
                      Supply Voltage Max5.25V
                      IC Case / PackageSOIC
                      No. of Pins8Pins
                      No. of Nodes64
                      ESD Protection-
                      Fail Safe-
                      Operating Temperature Min0°C
                      Operating Temperature Max70°C
                      Product Range-
                      Qualification-
                      MSLMSL 1 - Unlimited
                      SVHCNo SVHC (21-Jan-2025)

                      Product Overview

                      ST485CDR is a low power transceiver for RS-485 and RS-422 communication. Each part contains one driver and one receiver. This transceiver draw 300µA (typ.) of supply current when unloaded or fully loaded with disabled drivers. It operates from a single 5V supply. Driver is short-circuit current limited and is protected against excessive power dissipation by thermal shutdown circuitry that placed the driver outputs into a high-impedance state.

                      • Designed for RS-485 interface application
                      • Common mode input voltage range from - 7V to 12V
                      • Driver maintains high impedance in 3-state or with the power OFF
                      • Operate from a single 5V supply
                      • Current limiting and thermal shutdown for driver overload protection
                      • Allows up to 64 transceivers on the bus
                      • No load supply current is 300µA typical at (VDE = 0V)
                      • Receiver input hysteresis is 70mV typical at (VCM = 0V)
                      • Propagation delay input to output is 130ns typ at (RDIFF=54 ohm, CL1 = CL2 = 100pF)
                      • Temperature range from 0 to 70°C, SO-8 package

                      Technical Specifications

                      IC Type

                      RS422 / RS485 Transceiver

                      No. of Transmitters

                      1

                      Data Rate Max

                      2.5Mbps

                      Supply Voltage Max

                      5.25V

                      No. of Pins

                      8Pins

                      ESD Protection

                      -

                      Operating Temperature Min

                      0°C

                      Product Range

                      -

                      MSL

                      MSL 1 - Unlimited

                      No. of Receivers

                      1Receivers

                      Communication Mode

                      Half Duplex

                      Supply Voltage Min

                      4.75V

                      IC Case / Package

                      SOIC

                      No. of Nodes

                      64

                      Fail Safe

                      -

                      Operating Temperature Max

                      70°C

                      Qualification

                      -

                      SVHC

                      No SVHC (21-Jan-2025)

                      Technical Docs (3)

                      Technical Data Sheet EN

                      Product Change Notice EN

                      CAD CadSoft_EAGLE EN

                      Alternatives for ST485CDR

                      8 Products Found

                      Legislation and Environmental

                      Country of Origin:
                      Country in which last significant manufacturing process was carried outCountry of Origin:
                      China
                      Country in which last significant manufacturing process was carried out
                      Tariff No:85411000
                      US ECCN:EAR99
                      EU ECCN:NLR
                      RoHS Compliant:Yes

                      RoHS

                      RoHS Phthalates Compliant:Yes

                      RoHS

                      SVHC:No SVHC (21-Jan-2025)
                      Download Product Compliance Certificate

                      Product Compliance Certificate

                      Weight (kg):.000209
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