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STM32WB55CCU6ATR Datasheet(PDF) 23 Page - STMicroelectronics

Part # STM32WB55CCU6ATR
Description  Multiprotocol wireless 32-bit MCU Arm®-based Cortex®-M4 with FPU, Bluetooth® 5 and 802.15.4 radio solution
PDF  193 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32WB55CCU6ATR Datasheet(HTML) 23 Page - STMicroelectronics

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DS11929 Rev 10
23/193
STM32WB55xx STM32WB35xx
Functional overview
57
trimming capacitor network thanks to a dual network of user programmable integrated
capacitors.
Figure 3. STM32WB55xx and STM32WB35xx RF front-end block diagram
3.6.2
BLE general description
The BLE block is a master/slave processor, compliant with Bluetooth® specification 5.0
standard (2 Mbps).
MS45477V6
Notes:
- UFQFPN48 and VFQFPN68: VSS through exposed pad, and VSSRF pin must be connected to ground plane
- WLCSP100 and UFBGA129: VSSRF pins must be connected to ground plane
BP
filter
PLL
RF1
Adjust
32 MHz
OSC_OUT
OSC_IN
BLE
modulator
BLE
demodulator
BLE
controller
802.15.4
MAC
802.15.4
modulator
802.15.4
demodulator
RF control
AGC
Timer and Power
control
LDO
LDO
LDO
VFBSMPS
Trimmed
bias
VDDRF
Max PA
level
SMPS
VLXSMPS
VDDSMPS VSSSMPS
Adjust
HSE
G
G
LNA
Wakeup
Interrupt
Wakeup
Interrupt
AHB
APB
APB
See
notes
EXT_
PA_TX



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