STM32W108HBU6 STMicroelectronics, STM32W108HBU6 Datasheet - Page 33

• Manufacturer Part Number: STM32W108HBU6
• Manufacturer: STMicroelectronics

Specifications of STM32W108HBU6

• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Processing Unit: Microprocessor
• Operating Supply Voltage (min): 1.18V
• Operating Supply Voltage (typ): 1.25V
• Operating Supply Voltage (max): 1.32V
• Package Type: VFQFPN EP
• Pin Count: 40
• Mounting: Surface Mount
• Rad Hardened: No
• Lead Free Status / Rohs Status: Supplier Unconfirmed

STM32W108CB, STM32W108HB
6
System modules
System modules encompass power, resets, clocks, system timers, power management, and
encryption.
Figure 5.
Regulator
External
external regulator
internal regulator
connections for
connections for
recomended
optional
Figure 5
System module block diagram
VDD_CORE
VDD_PADS
VREG_OUT
VDD_MEM
REG_EN
nRESET
JRST
shows these modules and how they interact.
always-on domain
Reset Filter
VREG_1V25
Sleep Timer
VREG_1V8
SWJ
Doc ID 16252 Rev 7
Flash
RAM
mem domain
CDBGRSTREQ
Power Management
Wakeup Recording
always-on supply
mem supply
core supply
Watchdog
core domain
POR LVmem
POR LVcore
POR HV
FLITF
Security Accelerator
deep sleep
watchdog
wakeup
POR HV
Cortex -M3
Cortex -M3
Debug
CPU
POR LV
SCLK
CLK32K
CLK1K
PRESET
PRESET
AHB-AP
HV
LV
System modules
OSC24M
OSC32K
registers
registers
OSCRC
OSCHF
DIV10
OSC32A
OSC32B
33/208
OSCA
OSCB