SWRS228B
September 2019 – September 2024
IWR1843
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Functional Block Diagram
5
Device Comparison
5.1
Related Products
6
Terminal Configuration and Functions
6.1
Pin Diagram
6.2
Signal Descriptions
6.2.1
Signal Descriptions - Digital
6.2.2
Signal Descriptions - Analog
6.3
Pin Attributes
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Power-On Hours (POH)
7.4
Recommended Operating Conditions
7.5
Power Supply Specifications
7.6
Power Consumption Summary
7.7
RF Specification
7.8
CPU Specifications
7.9
Thermal Resistance Characteristics for FCBGA Package [ABL0161]
7.10
Timing and Switching Characteristics
7.10.1
Power Supply Sequencing and Reset Timing
7.10.2
Input Clocks and Oscillators
7.10.2.1
Clock Specifications
7.10.3
Multibuffered / Standard Serial Peripheral Interface (MibSPI)
7.10.3.1
Peripheral Description
7.10.3.2
MibSPI Transmit and Receive RAM Organization
7.10.3.2.1
SPI Timing Conditions
7.10.3.2.2
SPI Controller Mode Switching Parameters (CLOCK PHASE = 0, SPICLK = output, SPISIMO = output, and SPISOMI = input) #GUID-C70CFB1F-161A-495B-85B8-62E1C643D037/T4362547-236 #GUID-C70CFB1F-161A-495B-85B8-62E1C643D037/T4362547-237 #GUID-C70CFB1F-161A-495B-85B8-62E1C643D037/T4362547-238
7.10.3.2.3
SPI Controller Mode Switching Parameters (CLOCK PHASE = 1, SPICLK = output, SPISIMO = output, and SPISOMI = input) #GUID-F724BCC6-8F26-42C4-8723-451EDE9A36D3/T4362547-244 #GUID-F724BCC6-8F26-42C4-8723-451EDE9A36D3/T4362547-245 #GUID-F724BCC6-8F26-42C4-8723-451EDE9A36D3/T4362547-246
7.10.3.3
SPI Peripheral Mode I/O Timings
7.10.3.3.1
SPI Peripheral Mode Switching Parameters (SPICLK = input, SPISIMO = input, and SPISOMI = output) #GUID-1B5DE4C6-14B2-48EF-965D-3B03E1AE325B/T4362547-70 #GUID-1B5DE4C6-14B2-48EF-965D-3B03E1AE325B/T4362547-71 #GUID-1B5DE4C6-14B2-48EF-965D-3B03E1AE325B/T4362547-73
7.10.3.4
Typical Interface Protocol Diagram (Peripheral Mode)
7.10.4
LVDS Interface Configuration
7.10.4.1
LVDS Interface Timings
7.10.5
General-Purpose Input/Output
7.10.5.1
Switching Characteristics for Output Timing versus Load Capacitance (CL)
7.10.6
Controller Area Network Interface (DCAN)
7.10.6.1
Dynamic Characteristics for the DCANx TX and RX Pins
7.10.7
Controller Area Network - Flexible Data-rate (CAN-FD)
7.10.7.1
Dynamic Characteristics for the CANx TX and RX Pins
7.10.8
Serial Communication Interface (SCI)
7.10.8.1
SCI Timing Requirements
7.10.9
Inter-Integrated Circuit Interface (I2C)
7.10.9.1
I2C Timing Requirements #GUID-36963FBF-DA1A-4FF8-B71D-4A185830E708/T4362547-185
7.10.10
Quad Serial Peripheral Interface (QSPI)
7.10.10.1
QSPI Timing Conditions
7.10.10.2
Timing Requirements for QSPI Input (Read) Timings #GUID-6DC69BBB-F187-4499-AC42-8C006552DEE1/T4362547-210 #GUID-6DC69BBB-F187-4499-AC42-8C006552DEE1/T4362547-209
7.10.10.3
QSPI Switching Characteristics
7.10.11
ETM Trace Interface
7.10.11.1
ETMTRACE Timing Conditions
7.10.11.2
ETM TRACE Switching Characteristics
7.10.12
Data Modification Module (DMM)
7.10.12.1
DMM Timing Requirements
7.10.13
JTAG Interface
7.10.13.1
JTAG Timing Conditions
7.10.13.2
Timing Requirements for IEEE 1149.1 JTAG
7.10.13.3
Switching Characteristics Over Recommended Operating Conditions for IEEE 1149.1 JTAG
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Subsystems
8.3.1
RF and Analog Subsystem
8.3.1.1
Clock Subsystem
8.3.1.2
Transmit Subsystem
8.3.1.3
Receive Subsystem
8.3.2
Processor Subsystem
8.3.3
Host Interface
8.3.4
Main Subsystem Cortex-R4F Memory Map
8.3.5
DSP Subsystem Memory Map
8.3.6
Hardware Accelerator
8.4
Other Subsystems
8.4.1
ADC Channels (Service) for User Application
8.4.1.1
GP-ADC Parameter
9
Monitoring and Diagnostics
9.1
Monitoring and Diagnostic Mechanisms
9.1.1
Error Signaling Module
10
Applications, Implementation, and Layout
10.1
Application Information
10.2
Reference Schematic
11
Device and Documentation Support
11.1
Device Nomenclature
11.2
Tools and Software
11.3
Documentation Support
11.4
Support Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Revision History
13
Mechanical, Packaging, and Orderable Information
13.1
Packaging Information
13.2
Tray Information for
7.10.7.1
Dynamic Characteristics for the CANx TX and RX Pins
PARAMETER
MIN
TYP
MAX
UNIT
t
d(CAN_FD_tx)
Delay time, transmit shift register to CAN_FD_tx pin
(1)
15
ns
t
d(CAN_FD_rx)
Delay time, CAN_FD_rx pin to receive shift register
(1)
10
ns
(1)
These values do not include rise/fall times of the output buffer.