SCPS245C
December 2012 – December 2018
TCA9517A
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
4
Revision History
5
Description (continued)
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
I2C Interface Switching Characteristics
7.8
Typical Characteristics
8
Parameter Measurement Information
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Two-Channel Bidirectional Buffer
9.3.2
Active-High Repeater-Enable Input
9.3.3
VOL B-Side Offset Voltage
9.3.4
Standard Mode and Fast Mode Support
9.3.5
Clock Stretching Support
9.4
Device Functional Modes
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Clock Stretching Support
10.2.2.2
VILC and Pullup Resistor Sizing
10.2.3
Application Curve
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Receiving Notification of Documentation Updates
13.2
Community Resource
13.3
Trademarks
13.4
Electrostatic Discharge Caution
13.5
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DGK|8
MPDS028D
Thermal pad, mechanical data (Package|Pins)
DGK|8
QFND519
Orderable Information
scps245c_oa
1
Features
Two-Channel Bidirectional Buffer
I
2
C Bus and SMBus Compatible
Operating Supply Voltage Range of 0.9 V to 5.5 V on A-side
Operating Supply Voltage Range of 2.7 V to 5.5 V on B-side
Voltage-Level Translation From 0.9 V - 5.5 V to 2.7 V - 5.5 V
Footprint and Functional Replacement for PCA9515B
Active-High Repeater-Enable Input
Open-Drain I
2
C I/O
5.5-V Tolerant I
2
C and Enable Input Support Mixed-Mode Signal Operation
Accommodates Standard Mode and Fast Mode I
2
C Devices and Multiple Masters
High-Impedance I
2
C Pins When Powered-Off
Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
ESD Protection Exceeds JESD 22
5500 V Human-Body Model (A114-A)
200 V Machine Model (A115-A)
1000 V Charged-Device Model (C101)