STM32W108HBU64TR STMicroelectronics, STM32W108HBU64TR Datasheet - Page 193

• Manufacturer Part Number: STM32W108HBU64TR
• Description: 16/32-BITS MICROS
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32W108HBU64TR

• Applications: RF4CE, Remote Control
• Core Processor: ARM® Cortex-M3™
• Program Memory Type: FLASH (128 kB)
• Controller Series: STM32W
• Ram Size: 8K x 8
• Interface: I²C, SPI, UART/USART
• Number Of I /o: 18
• Voltage - Supply: 1.18 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 40-VFQFN Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

STM32W108CB, STM32W108HB
14.5.3
14.5.4
Low frequency internal clock characteristics
Table 50.
Low frequency external clock characteristics
Table 51.
Nominal Frequency
Analog trim step size
Supply dependence
Frequency dependence
Frequency
Accuracy
Load cap xin
Load cap xout
Crystal ESR
Start-up time
Current consumption
Parameter
Parameter
Low-frequency RC oscillator characteristics
Low-frequency crystal oscillator characteristics
After trimming
For a voltage drop from 3.6 V
to 3.1 V or 2.6 V to 2.1 V
(without re-calibration)
Frequency variation with
temperature for a change
from -40 oC to +85oC
(without re-calibration)
Initial, temperature, and
ageing
At 25°C, VDD_PADS = 3.0 V
Doc ID 16252 Rev 8
Test conditions
Test conditions
–
–
–
–
–
–
Min.
Min.
-100
9
–
–
–
–
–
–
–
–
–
Electrical characteristics
32.768
Typ.
Typ.
10
27
18
1
–
2
–
–
–
–
Max.
+100
Max.
100
0.5
11
–
1
–
–
–
–
2
193/209
ppm
Unit
kHz
kHz
kHz
Unit
pF
pF
kΩ
µA
%
%
s