SCPS299A
May 2025 – September 2025
TXE8116-Q1
,
TXE8124-Q1
ADVANCE INFORMATION
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Timing Requirements
5.7
SPI Bus Timing Requirements
5.8
Switching Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagrams
7.3
Feature Description
7.3.1
I/O Port
7.3.2
Interrupt Output (INT)
7.3.3
Reset Input (RESET)
7.3.4
Fail-safe Mode
7.3.5
Software Reset Call
7.3.6
Burst Mode
7.3.7
Daisy Chain
7.3.8
Multi Port
7.4
Device Functional Modes
7.4.1
Power-On Reset
7.5
Programming
7.5.1
SPI Interface
7.5.2
SPI Data Format
7.5.3
Writes
7.5.4
Reads
7.6
Register Maps
7.6.1
Control Register: Read/Write and Feature Address (B23 - B16)
7.6.2
Control Register: Port Selection and Multi Port (B15 - B8)
7.6.3
Register Descriptions
8
Application and Implementation
8.1
Application Information
8.2
Power Supply Recommendations
8.2.1
Power-On Reset Requirements
8.3
Layout
8.3.1
Layout Guidelines
8.3.2
Layout Example
9
Device and Documentation Support
9.1
Receiving Notification of Documentation Updates
9.2
Support Resources
9.3
Trademarks
9.4
Electrostatic Discharge Caution
9.5
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
1
Features
AEC-Q100 qualified for automotive applications:
Temperature grade 1: –40°C to +125°C, T
A
Functional safety-capable
Documentation available to aid in functional safety system design
Operating supply voltage range of 1.65V to 5.5V
Low standby current consumption of 2.3µA typical
SPI SCLK Frequency
10MHz from 3.3V to 5.5V
5MHz from 1.65V to 5.5V
Active-low reset input (
RESET
)
5V tolerant input and output ports
Buit-in fail-safe I/O feature
Open-drain active-low interrupt output (
INT
)
Individual I/O control and the glitch filter supported on all inputs of the GPIOs
SPI daisy-chain supported
I/O reading burst mode supported
I/O polarity inversion supported
Bus-hold feature to maintain the last I/O state
Latched outputs with high-current drive capability for directly driving LEDs
Latch-up performance exceeds 100mA per AEC Q100-004
ESD protection exceeds AEC - Q100 requirements
2000V Human-body model (AEC - Q100-002)
1000V Charged-device model (AEC - Q100-011)