SLVSEM4B
June 2018 – April 2021
LSF0204-Q1
PRODUCTION DATA
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
Electrical Characteristics
6.6
Switching Characteristics: AC Performance (Translating Down, 3.3 V to 1.8 V)
6.7
Switching Characteristics: AC Performance (Translating Down, 3.3 V to 1.2 V)
6.8
Switching Characteristics: AC Performance (Translating Up, 1.8 V to 3.3 V)
6.9
Switching Characteristics: AC Performance (Translating Up, 1.2 V to 1.8 V)
6.10
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Auto-Bidirectional Voltage Translation Without DIR Pin Terminal
7.3.2
Support Multiple High Speed Translation Interfaces
7.3.3
5-V Tolerance on IO Port and 125°C Support
7.3.4
Channel Specific Translation
7.3.5
Ioff, Partial Power Down Mode
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
I2C, PMBus, SMBus, GPIO Application
8.2.1.1
Design Requirements
8.2.1.1.1
Enable, Disable, and Reference Voltage Guidelines
8.2.1.2
Detailed Design Procedure
8.2.1.2.1
Bidirectional Translation
8.2.1.2.1.1
Pull-Up Resistor Sizing
8.2.1.3
Application Curve
8.2.2
MDIO Application
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.3
Multiple Voltage Translation in Single Device, Application
8.2.3.1
Design Requirements
8.2.3.2
Detailed Design Procedure
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PW|14
MPDS360A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slvsem4b_oa
slvsem4b_pm
6.3
Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MIN
MAX
UNIT
V
I/O
Input/output voltage
0
5.5
V
V
ref_A/B/EN
Reference voltage
0
5.5
V
I
PASS
Pass transistor current
64
mA
T
A
Operating free-air temperature
–40
125
°C