GND

B

D

DE

R

A

A

D

DE

R

RE

B

RE

1. 8V

3. 3V

3. 3V

1. 8V

SLR

SLR

GND

120

Ÿ

120

Ÿ

SN65HVD01

www.ti.com

SLLSEH0D – JULY 2013 – REVISED NOVEMBER 2013

3.3V RS-485 with Flexible I/O Supply and Selectable Speed

Check for Samples: SN65HVD01

1

FEATURES

APPLICATIONS

•

Exceeds Requirements of TIA-485 Standard

•

Telecom Infrastructure

•

1.65-V to 3.6-V Supply for Data and Enable

•

High-Speed Data Links

Signals

•

Low-Voltage µC Communication

•

3-V to 3.6-V Supply for Bus Signals

DESCRIPTION

•

SLR Pin Selectable Data Rates: 250 kbps or 20

The SN65HVD01 is a low-power, 250 kbps or 20

Mbps

Mbps

data

rate

selectable

RS-485

transceiver,

•

1/8th Unit Load to Support up to 256 Nodes on

utilizing a 1.65-V to 3.6-V supply for data and enable

a Bus

signals, and a 3.3 V ± 10% supply for bus signals.

•

Small 3 mm x 3 mm SON Package

The device is designed for applications requiring

synchronous (parallel transceiver) signal timing. On-

•

Failsafe Receiver (Bus Open, Bus Shorted,

chip transient suppression protects the device against

Bus Idle)

destructive IEC 61000 ESD and EFT transients.

•

Operating Temperature Range: –40°C to 125°C

The device combines a differential driver and a

•

Bus-Pin Protection More Than:

differential receiver, connected internally to form a

–

± 15kV HBM Protection

bus port suitable for half-duplex (two-wire bus)

–

± 16kV IEC61000-4-2 Contact Discharge

communication. The device features a wide common-

mode voltage range making it suitable for multi-point

–

± 16kV IEC61000-4-2 Air Discharge

applications over long cable runs. The SN65HVD01 is

–

4kV IEC61000-4-4 Fast Transient Burst

available in a tiny, 3 mm x 3 mm, SON package with

operation characterized from -40°C to 125°C.

space

Typical Application

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Copyright © 2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.