STM32F101X6_08 STMICROELECTRONICS [STMicroelectronics], STM32F101X6_08 Datasheet - Page 40

• Manufacturer Part Number: STM32F101X6_08
• Description: Access line, advanced ARM-based 32-bit MCU with Flash memory, six 16-bit timers, ADC and seven communication interfaces
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical characteristics
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Low-speed user external clock
The characteristics given in
external clock source, and under ambient temperature and supply voltage conditions
summarized in
Table 20.
1. Value based on design simulation and/or technology characteristics. It is not tested in production.
Figure 17. High-speed external clock source AC timing diagram
Symbol
f
t
t
LSE_ext
V
V
t
t
V HSEH
w(LSE)
w(LSE)
r(LSE)
f(LSE)
V HSEL
LSEH
LSEL
I
L
90%
10%
User external clock source
frequency
OSC32_IN input pin high level
voltage
OSC32_IN input pin low level
voltage
OSC32_IN high or low time
OSC32_IN rise or fall time
OSC32_IN Input leakage
current
EXTER NAL
CLOCK SOURC E
Low-speed user external clock characteristics
t r(HSE)
Table
Parameter
(1)
7.
f HSE_ext
Table 20
T HSE
(1)
(1)
OSC _IN
result from tests performed using an low-speed
t f(HSE)
V
SS
Conditions
≤ V
IN
≤ V
DD
t W(HSE)
0.7V
Min
V
450
I L
STM32F101
SS
DD
32.768
Typ
0.3V
STM32F101xx
1000
Max
V
±1
5
DD
t W(HSE)
DD
ai14127
Unit
kHz
µA
ns
V
t