SDLS973
june 2023
LSF0101
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
Electrical Characteristics
6.6
LSF0101 AC Performance (Translating Down) Switching Characteristics , VCCB = 3.3 V
6.7
LSF0101 AC Performance (Translating Down) Switching Characteristics, VCCB = 2.5 V
6.8
LSF0101 AC Performance (Translating Up) Switching Characteristics, VCCB = 3.3 V
6.9
LSF0101 AC Performance (Translating Up) Switching Characteristics, VCCB = 2.5 V
6.10
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Auto Bidirectional Voltage Translation
8.3.2
Output Enable
8.4
Device Functional Modes
8.4.1
Up and Down Translation
8.4.1.1
Up Translation
8.4.1.2
Down Translation
9
Application and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
Open-Drain Interface (I2C, PMBus, SMBus, and GPIO)
9.2.1.1
Design Requirements
9.2.1.1.1
Enable, Disable, and Reference Voltage Guidelines
9.2.1.1.2
Bias Circuitry
9.2.1.2
Detailed Design Procedure
9.2.1.2.1
Bidirectional Translation
9.2.1.2.2
Pull-Up Resistor Sizing
9.2.1.2.3
Single Supply Translation
9.2.1.3
Application Curve
9.2.2
Voltage Translation for Vref_B < Vref_A + 0.8 V
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
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
Package Options
Mechanical Data (Package|Pins)
DRY|6
MPDS221F
DTQ|6
MUSS003A
Thermal pad, mechanical data (Package|Pins)
DRY|6
QFND138E
Orderable Information
sdls973_oa
sdls973_pm
6.7
LSF0101
AC Performance (Translating Down) Switching Characteristics, V
CCB
= 2.5 V
over recommended operating free-air temperature range, V
CCB
= 2.5 V, V
CCB
= V
IH
= V
ref_A
+ 1, V
IL
= 0, and V
M
= 0.5V
ref_A
(unless otherwise noted) (see
Figure 7-1
)
PARAMETER
FROM (INPUT)
TO (OUTPUT)
C
L
= 50 pF
C
L
= 30 pF
C
L
= 15 pF
UNIT
TYP
MAX
TYP
MAX
TYP
MAX
t
PLH
A or B
B or A
1.2
0.8
0.35
ns
t
PHL
1.3
1
0.5