Model No: SN75HVD08DR
Texas Instruments SN75HVD08DR
Manufacturer: Texas Instruments
SEMICON NO.: SN75HVD08DR
Package: 8‑SOIC
Stock: In stock
Description: RS-485 IC 3.3/5V Transceiver
SEMICON NO.: SN75HVD08DR
Package: 8‑SOIC
Stock: In stock
Description: RS-485 IC 3.3/5V Transceiver
Quantity :
| Mfr | Texas Instruments |
| Device Type | 3.3/5‑V RS‑485 Transceiver |
| Series | 75HVD08 |
| Number of Drivers / Receivers | 1/1 |
| Duplex Mode | Half |
| Data Rate (Max) | 10 Mbps |
| Number of Nodes | Up to 256 |
| Supply Voltage | 3 V to 5.5 V |
| Quiescent Power Consumption | < 90 mW |
| Supply Current | 16 mA |
| Operating Temperature | 0°C to +70°C |
| Package | 8‑SOIC |
| Mounting Type | Surface Mount |
| Compliance | RoHS Compliant |
SN75HVD08DR RS-485 transceiver
The SN75HVD08DR, a robust RS-485 differential transceiver from Texas Instruments, is housed in the industry-standard 8-pin SOIC surface-mount package, purpose-built to deliver reliable half-duplex data communication over long twisted-pair cables in harsh industrial and commercial environments. Operating from a single 3.3V DC power supply, this device integrates a differential line driver and a differential line receiver in a single chip, supporting up to 250kbps maximum data transmission rate while maintaining full compliance with ANSI TIA/EIA-485-A and ISO 8482:1987 RS-485 electrical standards.
Its key electrical specifications include a ±60V bus fault protection that safeguards the A and B bus pins against overvoltage transients far exceeding normal signal levels, a 1/8 unit load receiver input impedance that allows up to 256 transceivers to be connected on a single RS-485 bus, and a wide -7V to 12V common-mode input voltage range that ensures stable data reception even in scenarios with large ground potential differences between nodes. It also features integrated receiver failsafe circuitry that outputs a high logic level when the bus is open, shorted or idle, eliminating uncertain data states on the communication line, alongside built-in thermal shutdown, overcurrent limiting and undervoltage lockout protection mechanisms to prevent device damage under abnormal operating conditions. It is widely deployed in industrial fieldbus networks, MODBUS communication systems, building automation, security access control, remote data acquisition, motor control interfaces and long-distance low-speed serial communication links that demand high noise immunity and bus fault resilience.
Alternative RS-485 line driver models
● MAX485CPA by Analog Devices: A 5V-powered half-duplex RS-485 transceiver with 2.5Mbps data rate, ±15kV ESD protection and 1/12 unit load, ideal for high-speed industrial serial communication applications.
● SN65HVD12DR by Texas Instruments: A 3.3V RS-485 transceiver with ±16kV ESD protection, 10Mbps maximum data rate and 1/8 unit load, optimized for high-noise industrial fieldbus scenarios.
● LTC2850IS8#PBF by Analog Devices: A 3.3V RS-485 transceiver with ±25kV ESD protection, 20Mbps data rate and full failsafe receiver, designed for high-performance long-distance industrial data links.
The SN75HVD08DR, a robust RS-485 differential transceiver from Texas Instruments, is housed in the industry-standard 8-pin SOIC surface-mount package, purpose-built to deliver reliable half-duplex data communication over long twisted-pair cables in harsh industrial and commercial environments. Operating from a single 3.3V DC power supply, this device integrates a differential line driver and a differential line receiver in a single chip, supporting up to 250kbps maximum data transmission rate while maintaining full compliance with ANSI TIA/EIA-485-A and ISO 8482:1987 RS-485 electrical standards.
Its key electrical specifications include a ±60V bus fault protection that safeguards the A and B bus pins against overvoltage transients far exceeding normal signal levels, a 1/8 unit load receiver input impedance that allows up to 256 transceivers to be connected on a single RS-485 bus, and a wide -7V to 12V common-mode input voltage range that ensures stable data reception even in scenarios with large ground potential differences between nodes. It also features integrated receiver failsafe circuitry that outputs a high logic level when the bus is open, shorted or idle, eliminating uncertain data states on the communication line, alongside built-in thermal shutdown, overcurrent limiting and undervoltage lockout protection mechanisms to prevent device damage under abnormal operating conditions. It is widely deployed in industrial fieldbus networks, MODBUS communication systems, building automation, security access control, remote data acquisition, motor control interfaces and long-distance low-speed serial communication links that demand high noise immunity and bus fault resilience.
Alternative RS-485 line driver models
● MAX485CPA by Analog Devices: A 5V-powered half-duplex RS-485 transceiver with 2.5Mbps data rate, ±15kV ESD protection and 1/12 unit load, ideal for high-speed industrial serial communication applications.
● SN65HVD12DR by Texas Instruments: A 3.3V RS-485 transceiver with ±16kV ESD protection, 10Mbps maximum data rate and 1/8 unit load, optimized for high-noise industrial fieldbus scenarios.
● LTC2850IS8#PBF by Analog Devices: A 3.3V RS-485 transceiver with ±25kV ESD protection, 20Mbps data rate and full failsafe receiver, designed for high-performance long-distance industrial data links.
