SN65HVD08PG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
Texas Instruments SN65HVD08PG4 is a wide supply range RS-485 transceiver in a DIP package, supporting half-duplex differential data communication at up to 10 Mbps over distances exceeding 1200 meters. It targets industrial networks, PROFIBUS, and multi-drop serial communication bus designs.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- SN65HVD08PG4 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Wide supply voltage range RS-485 differential transceiver
- Supports data rates up to 10 Mbps for fast industrial serial links
- Half-duplex operation over RS-485 two-wire differential bus
- DIP package for through-hole prototyping and legacy board compatibility
- Bus fault protection and driver output short-circuit current limiting
- Suitable for multi-drop networks with up to 32 unit loads on one bus
Applications
The SN65HVD08PG4 is used in industrial automation networks, PROFIBUS field device interfaces, and building control systems where robust RS-485 differential signaling over long cable runs of up to 1200 meters is required. Its wide supply range and fault protection features also make it suitable for motor drive serial links and remote PLC communication modules operating in noisy electrical environments.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN65HVD08PG4:
Frequently Asked Questions
What data rate does the SN65HVD08PG4 support on an RS-485 network?
The SN65HVD08PG4 supports RS-485 data rates up to 10 Mbps, enabling fast half-duplex communication between controllers and field devices on industrial automation networks. At lower data rates, the RS-485 bus can extend to cable lengths exceeding 1200 meters, which suits long-distance SCADA and building management installations.
How many devices can share the same RS-485 bus when using the SN65HVD08PG4?
The SN65HVD08PG4 supports up to 32 unit loads on a single RS-485 bus segment. This allows a network of up to 32 transceivers to share the same 2-wire differential cable without signal degradation, making it practical for multi-drop serial networks in factory automation, remote I/O systems, and distributed sensor arrays.
For which industrial communication protocols is the SN65HVD08PG4 best suited?
The SN65HVD08PG4 is designed for RS-485 based protocols including PROFIBUS, Modbus RTU, DMX512 lighting control, and proprietary multi-drop serial buses. Its 10 Mbps maximum data rate covers PROFIBUS DP's fastest 12 Mbps tier (with a compatible higher-speed variant) and is more than sufficient for the typical 9600 baud to 1 Mbps Modbus RTU deployments used in industrial PLCs and drives.
What protection features does the SN65HVD08PG4 offer for harsh industrial environments?
The SN65HVD08PG4 includes driver output short-circuit current limiting and bus fault protection to withstand wiring faults common in industrial installations. These features prevent device damage when bus lines are shorted to ground or supply, and the RS-485 differential architecture provides inherent common-mode noise rejection of ±7 V, making it robust in electrically noisy factory floors and motor control cabinets.
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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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