7 Hardware layout and configuration
7.1 Hardware block diagram
The STM32U5A9J-DK Discovery kit is designed with the STM32U5A9NJH6Q microcontroller, in TFBGA216
package. The hardware block diagram in Figure 4 illustrates the connection between the microcontroller and the
peripherals. Figure 5 and Figure 6 help to locate these features on the STM32U5A9J-DK Discovery board.
Figure 4. Hardware block diagram
DT56156V1
SDMMC1
HSPI1
512-Mbit Hexadeca-SPI
PSRAM
SWD
2.47" LCD and touch
panel
( MB1835 with DSI V3
connector )
OctoSPIM_P1
Temperature sensor
Audio codec and
amplifier
Time-of-Flight sensor
PWR/SMPS
USART3
SDMMC2I2C 1/2/6
USART1
DSI
I2C3
MDF/ADF
LSE/HSE
I2C5
LPUART1
SAI1
USB Type-C
®
sink-only connector
STLINK-V3E
32.768 kHz crystal
16 MHz crystal
512-Mbit Octo-SPI flash
USB-HS
Expansion connectors
TAG connector
2 user LEDs
Debug connector
Reset and user buttons
20-pin audio MEMs
connector
4-Gbyte eMMC flash
RSTn, GPIO
STM32U5A9NJH6Q
Stereo jack with
microphone
JTAG
SPI 2/3
Timers, PIOs
SAI 1/2
ADC124 x 7
GPIOs
USART3/SPI2
I2C4
Switch Boot0 Boot0
1.8 V power supply
(3.3 V on USB)
USB Micro-B
connector
UM2967
Hardware layout and configuration
UM2967 - Rev 1
page 8/68