SN75179BPSR

Single Transmitter/Receiver RS-422/RS-485 8-Pin SOP T/R
6,168 有效庫存

SN75179BPSR

有效庫存6,168

Single Transmitter/Receiver RS-422/RS-485 8-Pin SOP T/R

  • 製造商零件號 # : SN75179BPSR

  • 包裝/封裝: SO-8

  • 製造商: Texas Instruments

  • 產品分類 : Drivers, Receivers, Transceivers

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SN75179BPSR 數據表
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詳細說明

The SN75179BPSR is a versatile and robust IC designed for use in RS-485 and RS-422 communication networks. With its low quiescent power consumption and support for data rates up to 10Mbps, it is ideal for a wide range of industrial applications. The device's wide common-mode voltage range and thermal shutdown protection ensure reliable and safe operation, even in noisy and challenging environments. Its small surface-mount package makes it suitable for compact designs, further enhancing its appeal for modern industrial systems. Whether it's industrial automation, HVAC systems, or any other application requiring long-distance, noise-immune data transmission, the SN75179BPSR is an excellent choice

主要特徵

  • Dual Differential Line Driver
  • Voltage Operating Range: ±7V to ±15V
  • Open-Collector Outputs
  • Designed for RS-422 and RS-485 Data Transmission
  • High-Speed TTL and CMOS Compatible
  • Low Power Consumption
  • Wide Temperature Range: -55°C to 125°C
  • Available in Surface Mount Package

應用

  • RS-485 communication networks
  • Industrial control systems
  • Automotive applications
  • Building automation systems
  • Security systems
  • Point-of-sale terminals
  • Data acquisition systems
  • Telecommunication equipment
  • Instrumentation systems
  • Medical devices

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Pbfree Code Yes Rohs Code Yes
Part Life Cycle Code Active Part Package Code SOIC
Pin Count ! 8 Reach Compliance Code compliant
ECCN Code EAR99 HTS Code ! 8542.39.00.01
Differential Output ! YES Driver Number of Bits 1
High Level Input Current-Max 0.00002 A Input Characteristics DIFFERENTIAL SCHMITT TRIGGER
Interface IC Type LINE TRANSCEIVER Interface Standard EIA-422-B; TIA-422-B; EIA-485-A; TIA-485-A; V.11
JESD-30 Code R-PDSO-G8 JESD-609 Code e4
Length 6.2 mm Moisture Sensitivity Level 1
Number of Functions 1 Number of Terminals 8
Operating Temperature-Max 70 °C Operating Temperature-Min
Out Swing-Min 1.5 V Output Low Current-Max 0.008 A
Package Body Material PLASTIC/EPOXY Package Code SOP
Package Equivalence Code SOP8,.3 Package Shape RECTANGULAR
Package Style SMALL OUTLINE Peak Reflow Temperature (Cel) 260
Power Supplies ! 5 V Qualification Status ! Not Qualified
Receive Delay-Max 40 ns Receiver Number of Bits 1
Seated Height-Max 2 mm Supply Current-Max 70 mA
Supply Voltage-Max 5.25 V Supply Voltage-Min 4.75 V
Supply Voltage-Nom 5 V Supply Voltage1-Max 5.25 V
Supply Voltage1-Min 4.75 V Supply Voltage1-Nom 5 V
Surface Mount ! YES Technology BIPOLAR
Temperature Grade ! COMMERCIAL Terminal Finish NICKEL PALLADIUM GOLD
Terminal Form ! GULL WING Terminal Pitch ! 1.27 mm
Terminal Position DUAL Time@Peak Reflow Temperature-Max (s) 30
Transmit Delay-Max 22 ns Width 5.3 mm

常見問題解答

What is SN75179BPSR?

The SN75179BPSR is a differential bus transceiver designed by Texas Instruments. It is commonly used for interfacing between two different voltage domains in industrial communication systems, such as RS-485 networks.

How Does SN75179BPSR Work?

The SN75179BPSR functions as a bidirectional transceiver for converting signals between a differential bus and logic levels. It provides high noise immunity and robust communication capabilities, making it suitable for industrial environments where reliable data transmission is critical.

How Many Pins does SN75179BPSR have and What are the Functions of the Pinout Configuration?

The SN75179BPSR is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

  • A, B: Differential bus I/O pins.
  • GND: Ground pin.
  • DE, /RE: Driver enables for direction control.
  • VCC: Power supply pin.

What are the Pros and Cons of SN75179BPSR?

Pros:

  • Robust Communication: Provides reliable data transmission in noisy industrial environments.
  • Wide Voltage Range: Supports a wide supply voltage range for versatile applications.
  • Simple Interface: Easy to control using driver enable pins for direction management.
  • Compact Package: Housed in a small 8-pin SOIC package for space-efficient designs.

Cons:

  • Single Protocol Support: Primarily designed for RS-485 communication and may not be suitable for other protocols.
  • Limited ESD Protection: External protection may be required in sensitive environments to prevent damage.
  • Temperature Consideration: Operating temperatures may limit use in extreme environmental conditions.

Are There Any Equivalents/Alternatives to SN75179BPSR for Recommendation?

  • The MAX485 from Maxim Integrated is a similar differential bus transceiver commonly used in industrial applications.
  • Alternatives to the SN75179BPSR include the LTC2854 from Analog Devices and the ST485 from STMicroelectronics.

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