STM32W108HBU6 STMicroelectronics, STM32W108HBU6 Datasheet - Page 17

• 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
Table 2.
Package
Pin no.
48-Pin
10
11
12
13
14
15
16
17
18
Package
Pin no.
40-Pin
Pin descriptions (continued)
10
11
12
13
14
9
VDD_PADSA
PC5
TX_ACTIVE
nRESET
PC6
OSC32B
nTX_ACTIVE
PC7
OSC32A
OSC32_EXT
VREG_OUT
VDD_PADS
VDD_CORE
PA7
TIM1_CH4
REG_EN
Signal
Direction
current
Power
Power
Power
Power
High
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
I
I
I
Doc ID 16252 Rev 7
Analog pad supply (1.8V)
Digital I/O
Logic-level control for external Rx/Tx switch. The
STM32W108 baseband controls TX_ACTIVE and drives it
high (VDD_PADS) when in Tx mode.
Select alternate output function with GPIO_PCCFGH[7:4]
Active low chip reset (internal pull-up)
Digital I/O
32.768 kHz crystal oscillator
Select analog function with GPIO_PCCFGH[11:8]
Inverted TX_ACTIVE signal (see PC5)
Select alternate output function with GPIO_PCCFGH[11:8]
Digital I/O
32.768 kHz crystal oscillator.
Select analog function with GPIO_PCCFGH[15:12]
Digital 32 kHz clock input source
Regulator output (1.8 V while awake, 0 V during deep sleep)
Pads supply (2.1-3.6 V)
1.25 V digital core supply decoupling
Digital I/O. Disable REG_EN with GPIO_DBGCFG[4]
Timer 1 Channel 4 output
Enable timer output with TIM1_CCER
Select alternate output function with GPIO_PACFGH[15:12]
Disable REG_EN with GPIO_DBGCFG[4]
Timer 1 Channel 4 input. (Cannot be remapped.)
External regulator open drain output. (Enabled after reset.)
Description
Pinout and pin description
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