STM32F207ICH6 STMicroelectronics, STM32F207ICH6 Datasheet - Page 81
STM32F207ICH6
Manufacturer Part Number
STM32F207ICH6
Description
ARM Microcontrollers - MCU 32-Bit ARM Cortex M3 CAM 256 kB
Manufacturer
STMicroelectronics
Datasheet
1.STM32F207VFT6TR.pdf
(177 pages)
Specifications of STM32F207ICH6
Product Category
ARM Microcontrollers - MCU
Rohs
yes
Core
ARM Cortex M3
Data Bus Width
32 bit
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STM32F20xxx
5.3.8
External clock source characteristics
High-speed external user clock generated from an external source
The characteristics given in
external clock source, and under ambient temperature and supply voltage conditions
summarized in
Table 26.
1. Guaranteed by design, not tested in production.
Low-speed external user clock generated from an external source
The characteristics given in
external clock source, and under ambient temperature and supply voltage conditions
summarized in
Table 27.
1. Guaranteed by design, not tested in production.
DuCy
DuCy
Symbol
Symbol
C
C
f
f
t
t
t
HSE_ext
V
LSE_ext
V
V
t
t
V
t
t
t
w(HSE)
w(HSE)
w(LSE)
r(HSE)
f(HSE)
f(LSE)
r(LSE)
f(LSE)
in(HSE)
in(LSE)
HSEH
LSEH
HSEL
LSEL
I
I
L
L
(HSE)
(LSE)
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 capacitance
Duty cycle
OSC32_IN Input leakage current
External user clock source
frequency
OSC_IN input pin high level voltage
OSC_IN input pin low level voltage
OSC_IN high or low time
OSC_IN rise or fall time
OSC_IN input capacitance
Duty cycle
OSC_IN Input leakage current
High-speed external user clock characteristics
Low-speed external user clock characteristics
Table
Table
(1)
(1)
12.
12.
Parameter
Parameter
Table 26
Table 27
Doc ID 15818 Rev 9
(1)
(1)
(1)
(1)
(1)
result from tests performed using an high-speed
result from tests performed using an low-speed
(1)
V
SS
Conditions
V
≤ V
SS
Conditions
≤ V
IN
≤ V
IN
≤ V
DD
DD
0.7V
V
Min
450
0.7V
30
-
SS
-
-
-
Min
V
DD
45
1
5
Electrical characteristics
SS
-
-
-
DD
32.768
Typ
Typ
5
-
-
-
-
-
-
5
-
-
-
-
-
-
-
0.3V
0.3V
1000
Max
V
Max
V
±1
50
70
26
20
55
±1
DD
-
-
DD
-
-
DD
DD
81/177
MHz
Unit
Unit
kHz
pF
µA
pF
µA
ns
ns
%
%
V
V
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