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ISO7841, ISO7841F

SLLSEM3C – NOVEMBER 2014 – REVISED JULY 2015

1 Features

3 Description

The ISO7841 is a high-performance, quad-channel

1

•

Signaling Rate: Up to 100 Mbps

•

Wide Supply Range: 2.25 V to 5.5 V

device

has

reinforced

isolation

certifications

•

2.25 V to 5.5 V Level Translation

according to VDE, CSA, and CQC. The isolator

provides high electromagnetic immunity and low

•

Wide Temperature Range: –55°C to 125°C

emissions at low power consumption, while isolating

•

Low Power Consumption, Typical 1.7 mA per

CMOS or LVCMOS digital I/Os. Each isolation

Channel at 1 Mbps

channel has a logic input and output buffer separated

•

Low Propagation Delay: 11 ns Typical

(5 V Supplies)

comes with enable pins which can be used to put the

respective outputs in high impedance for multi-master

•

Industry leading CMTI: ±100 kV/

μs

driving

applications

and

to

reduce

power

•

Robust Electromagnetic Compatibility (EMC)

consumption. ISO7841 has three forward and one

•

System-Level ESD, EFT, and Surge Immunity

reverse-direction channels. If the input power or

signal loss, default output is 'high' for the ISO7841

•

Low Emissions

device and 'low' for the ISO7841F device. See Device

•

Isolation Barrier Life: >25 Years

Functional

Modes

for

further

details.

Used

in

•

Wide Body SOIC-16 Package

conjunction with isolated power supplies, this device

•

Safety and Regulatory Approvals:

prevents noise currents on a data bus or other

circuits from entering the local ground and interfering

–

with

or

damaging

sensitive

circuitry.

Through

Reinforced Isolation per DIN V VDE V 0884-10

innovative

chip

design

and

layout

techniques,

(VDE V 0884-10):2006-12

electromagnetic compatibility of ISO7841 has been

–

significantly enhanced to ease system-level ESD,

EFT, Surge and Emissions compliance. ISO7841 is

–

CSA Component Acceptance Notice 5A, IEC

available in 16-pin SOIC wide-body (DW) package.

60950-1, IEC 60601-1 and IEC 61010-1 End

Equipment Standards

Device Information(1)

–

CQC Certification per GB4943.1-2011

PART NUMBER

PACKAGE

BODY SIZE (NOM)

ISO7841 /

2 Applications

SOIC, DW (16)

10.30 mm × 7.50 mm

ISO7841F

•

Industrial Automation

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

•

Motor Control

•

Power Supplies

spacer

•

Solar Inverters

•

Medical Equipment

•

Hybrid Electric Vehicles

Simplified Schematic

(1)

(2)

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.