Overview
The SN65HVD08DG4 from Texas Instruments is a highly versatile RS-485 transceiver designed for robust and reliable data transmission in various applications. This integrated circuit combines a 3-state differential line driver and a differential line receiver, making it suitable for balanced data transmission and compliance with ANSI TIA/EIA-485-A and ISO-8482E standards. The device operates over a wide supply voltage range of 3V to 5.5V and consumes less than 90 mW of quiescent power, ensuring low power consumption. It is also capable of high-speed data transfer up to 10 Mbps, making it ideal for industrial and communication systems.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Mounting Style | SMD/SMT | Series | SN65HVD08 |
| Function | Transceiver | Data Rate | 10 Mb/s |
| Number of Drivers | 1 Driver | Number of Receivers | 1 Receiver |
| Duplex | Half Duplex | Supply Voltage - Max | 5.5 V |
| Supply Voltage - Min | 3 V | Operating Supply Current | 16 mA |
| Minimum Operating Temperature | -40°C | Maximum Operating Temperature | +85°C |
| ESD Protection | 16 kV | Brand | Texas Instruments |
| Operating Supply Voltage | 3.3 V, 5 V | Product | RS-485 Transceivers |
| Shutdown | No Shutdown | Factory Pack Quantity | 75 |
| Supply Type | Single |
Key Features
- Operates with a 3-V to 5.5-V supply voltage range.
- Consumes less than 90 mW of quiescent power.
- Open-circuit, short-circuit, and idle-bus failsafe receiver.
- 1/8th unit-load, supporting up to 256 nodes on the bus.
- Bus-pin ESD protection exceeds 16 kV HBM.
- Driver output voltage slew-rate limited for optimum signal quality at 10 Mbps.
- Electrically compatible with ANSI TIA/EIA-485 standard.
- Active-high driver enable and active-low receiver enable.
- Internal biasing of the receiver input thresholds for failsafe conditions.
- Typical receiver hysteresis of 35 mV.
Applications
- Data transmission with remote stations powered from the host.
- Isolated multipoint data buses.
- Industrial process control networks.
- Point-of-sale networks.
- Electric utility metering.
- Communication systems requiring data transmission and reception.
- Industrial control applications where reliable data transfer is crucial.
- Consumer electronics such as audio and video equipment.
Q & A
- What is the operating supply voltage range of the SN65HVD08DG4?
The SN65HVD08DG4 operates with a supply voltage range of 3V to 5.5V.
- What is the maximum data rate supported by the SN65HVD08DG4?
The device supports data rates up to 10 Mbps.
- What type of ESD protection does the SN65HVD08DG4 offer?
The device offers ESD protection exceeding 16 kV HBM.
- What is the operating temperature range of the SN65HVD08DG4?
The device operates over a temperature range of -40°C to +85°C.
- Is the SN65HVD08DG4 compatible with RS422 and RS485 protocols?
Yes, the SN65HVD08DG4 is compatible with both RS422 and RS485 protocols.
- How many drivers and receivers does the SN65HVD08DG4 have?
The device has one driver and one receiver.
- What is the quiescent power consumption of the SN65HVD08DG4?
The device consumes less than 90 mW of quiescent power.
- Does the SN65HVD08DG4 support half-duplex or full-duplex operation?
The device supports half-duplex operation.
- What is the typical receiver hysteresis of the SN65HVD08DG4?
The typical receiver hysteresis is 35 mV.
- How many nodes can be supported on the bus with the SN65HVD08DG4?
The device supports up to 256 nodes on the bus due to its 1/8th unit-load capability.
