SN75LBC175ADRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN75LBC175ADRG4 is a quad differential line receiver IC from Texas Instruments supporting RS-422 and RS-485 interfaces with differential Schmitt trigger inputs and 3-state outputs in a 16-pin SOIC package. It is RoHS-compliant and suited for robust industrial serial communication designs.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- SN75LBC175ADRG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Quad 4-channel differential line receiver supporting RS-422, RS-485, TIA-422, TIA-485, and ISO 8482 interface standards
- Differential Schmitt trigger inputs providing excellent noise immunity for long-distance industrial serial communication
- 3-state outputs enabling easy bus sharing with multiple receivers on a common data line
- 16-pin SOIC (R-PDSO-G16) package with 8 mA maximum output low current for standard logic-level interfacing
Applications
The SN75LBC175ADRG4 is designed for industrial serial communication systems requiring reliable RS-422 or RS-485 differential signal reception over long cable runs with high noise immunity. Its 4-channel configuration makes it ideal for PLCs, motor drive controllers, building automation gateways, and multipoint data acquisition systems where multiple differential receiver channels are needed on a single IC.
Specifications
| YTEOL | 0 |
| Driver Number of Bits | 4 |
| Input Characteristics | DIFFERENTIAL SCHMITT TRIGGER |
| Interface IC Type | LINE RECEIVER |
| Interface Standard | EIA-422; TIA-422; EIA-485; TIA-485; ISO 8482 |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Number of Functions | 4 |
| Output Characteristics | 3-STATE |
| Output Low Current-Max | 0.008A |
| Output Polarity | TRUE |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Receive Delay-Max | 16ns |
| Receiver Number of Bits | 4 |
| Supply Current-Max | 20mA |
| Supply Voltage-Max | 5.25V |
| Supply Voltage-Min | 4.75V |
| Supply Voltage-Nom | 5V |
| Supply Voltage1-Max | 5.25V |
| Supply Voltage1-Min | 4.75V |
| Supply Voltage1-Nom | 5V |
| Surface Mount | YES |
| Technology | BICMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN75LBC175ADRG4:
Frequently Asked Questions
Which interface standards does the SN75LBC175ADRG4 support and what does that mean for system compatibility?
The SN75LBC175ADRG4 is compliant with EIA-422, TIA-422, EIA-485, TIA-485, and ISO 8482 differential interface standards. This broad compatibility allows it to receive signals from RS-422 drivers, RS-485 transceivers, and ISO 8482 systems, making the IC interoperable across a wide range of industrial serial communication protocols without requiring signal-level adaptation.
How do the differential Schmitt trigger inputs of the SN75LBC175ADRG4 improve noise rejection in industrial environments?
The SN75LBC175ADRG4 uses differential Schmitt trigger inputs, which provide hysteresis on the switching threshold to reject common-mode noise and voltage spikes on RS-485 bus lines. This input design allows reliable data reception even when the differential signal is corrupted by electromagnetic interference in industrial plant environments, where cable runs can exceed 100 meters at baud rates up to 10 Mbps.
What is the output structure of the SN75LBC175ADRG4 and how does it support bus sharing?
The SN75LBC175ADRG4 features 4 independent 3-state outputs, each capable of sinking up to 8 mA of output low current. The 3-state (tri-state) output structure allows multiple receiver ICs to share a common data bus without bus contention, with each output disabled independently via enable control signals, making the device suitable for multiplexed data bus architectures.
What package does the SN75LBC175ADRG4 use and how does the G4 suffix affect procurement?
The SN75LBC175ADRG4 is available in a 16-pin SOIC package (JESD-30 code R-PDSO-G16) with a body width of 3.9 mm. The G4 suffix indicates RoHS-compliant, lead-free (e4 JESD-609 code) packaging. For procurement, the G4 suffix confirms compliance with EU RoHS Directive restrictions on hazardous substances, which is mandatory for electronics destined for European markets.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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