SCPS192E
April 2009 – January 2023
TCA6408A
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
I2C Interface Timing Requirements
6.7
Reset Timing Requirements
6.8
Switching Characteristics
6.9
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagrams
8.3
Feature Description
8.3.1
Voltage Translation
8.3.2
I/O Port
8.3.3
Interrupt Output ( INT)
8.3.4
Reset Input ( RESET)
8.4
Device Functional Modes
8.4.1
Power-On Reset (POR)
8.4.2
Powered-Up
8.5
Programming
8.5.1
I2C Interface
8.5.2
Bus Transactions
8.5.2.1
Writes
8.5.2.2
Reads
8.6
Register Map
8.6.1
Device Address
8.6.2
Control Register and Command Byte
8.6.3
Register Descriptions
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Minimizing ICC When I/O is Used to Control LEDs
9.2.3
Application Curves
10
Power Supply Recommendations
10.1
Power-On Reset Requirements
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PW|16
MPDS361A
RSV|16
MPQF205F
RGT|16
MPQF119H
Thermal pad, mechanical data (Package|Pins)
RGT|16
QFND005T
Orderable Information
scps192e_oa
scps192e_pm
6.7
Reset Timing Requirements
over recommended operating free-air temperature range (unless otherwise noted) (see
Figure 7-4
)
STANDARD MODE
I
2
C BUS
FAST MODE
I
2
C BUS
UNIT
MIN
MAX
MIN
MAX
t
W
Reset pulse duration
4
4
ns
t
REC
Reset recovery time
0
0
ns
t
RESET
Time to reset
600
600
ns