SLLSFC5C
November 2021 – January 2023
ISOUSB211
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Power Ratings
6.6
Insulation Specifications
6.7
Safety-Related Certifications
6.8
Safety Limiting Values
6.9
Electrical Characteristics
6.10
Switching Characteristics
6.11
Insulation Characteristics Curves
6.12
Typical Characteristics
7
Parameter Measurement Information
7.1
Test Circuits
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Power Supply Options
8.3.2
Power Up
8.3.3
Symmetric Operation, Dual-Role Port and Role-Reversal
8.3.4
Connect and Speed Detection
8.3.5
Disconnect Detection
8.3.6
Reset
8.3.7
LS/FS Message Traffic
8.3.8
HS Message Traffic
8.3.9
Equalization and Pre-emphasis
8.3.10
L2 Power Management State (Suspend) and Resume
8.3.11
L1 Power Management State (Sleep) and Resume
8.3.12
HS Test Mode Support
8.3.13
CDP Advertising
8.4
Device Functional Modes
9
Power Supply Recommendations
10
Application and Implementation
10.1
Typical Application
10.1.1
Isolated Host or Hub
10.1.2
Isolated Peripheral - Self-Powered
10.1.3
Isolated Peripheral - Bus-Powered
10.1.4
Application Curve
10.1.4.1
Insulation Lifetime
10.2
Meeting USB2.0 HS Eye-Diagram Specifications
10.3
Thermal Considerations
10.3.1
VBUS / V3P3V Power
10.3.2
VCCx / V1P8Vx Power
10.3.3
Example Configuration 1
10.3.4
Example Configuration 2
10.3.5
Example Configuration 3
11
Layout
11.1
Layout Guidelines
11.1.1
Layout Example
11.1.2
PCB Material
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
Support Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
13.1
Tape and Reel Information
1
Features
Compliant to USB 2.0
Supports low speed (1.5 Mbps)
,
full speed (12 Mbps)
and high speed (480 Mbps)
signaling
Does not need external crystal or clock input
Automatic speed and connection detection
Supports L1 (sleep) and L2 (suspend) low-power states
Programmable equalization to compensate board trace loss in high speed mode
CDP advertising on downstream side
Supply OK indication on opposite side
Supports automatic role reversal for USB On-The-Go (OTG) and Type-C® Dual Role Port (DRP) designs
High CMTI: 100 kV/µs
±8 kV IEC 61000-4-2 contact discharge protection across isolation barrier
V
BUS
voltage range: 4.25 V to 5.5 V
3.3 V
and 1.8 V
internal LDO
s
Meets CISPR32 class B emissions limits
Ambient temperature range: –40°C to
+125°C
Small footprint 28-SSOP package
Safety-related certifications:
7071-V
PK
V
IOTM
and 2121-V
PK
V
IORM
(Reinforced) per DIN EN IEC 60747-17 (VDE 0884-17)
5000-V
RMS
isolation for 1 minute per UL 1577
IEC 62368-1, IEC 60601-1 and IEC 61010-1 certifications
CQC, TUV and CSA certifications