STM32F205RFT6 STMicroelectronics, STM32F205RFT6 Datasheet - Page 94
STM32F205RFT6
Manufacturer Part Number
STM32F205RFT6
Description
MCU ARM 768KB FLASH 64LQFP
Manufacturer
STMicroelectronics
Series
STM32r
Datasheet
1.STM32F205RBT6.pdf
(163 pages)
Specifications of STM32F205RFT6
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
120MHz
Connectivity
CAN, I²C, IrDA, LIN, MMC, SPI, UART/USART, USB OTG
Peripherals
Brown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT
Number Of I /o
51
Program Memory Size
768KB (768K x 8)
Program Memory Type
FLASH
Eeprom Size
-
Ram Size
132K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 16x12b; D/A 2x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-LFQFP
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-11156
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Electrical characteristics
Table 43.
1. The I/O speed is configured using the OSPEEDRy[1:0] bits. Refer to the STM32F20/21xxx reference manual for a
2. TBD stands for “to be defined”.
3. The maximum frequency is defined in
4. For maximum frequencies above 50 MHz, the compensation cell should be used.
94/163
OSPEEDRy
[1:0] bit
value
description of the GPIOx_SPEEDR GPIO port output speed register.
11
-
(1)
I/O AC characteristics
F
Figure 36. I/O AC characteristics definition
Symbol
max(IO)out
t
t
t
r(IO)out
EXTIpw
f(IO)out
Maximum frequency
Output high to low level fall
time
Output low to high level rise
time
Pulse width of external signals
detected by the EXTI
controller
EXT ERNAL
OUTPUT
ON 50pF
Maximum frequency is achieved if (t r + t f ) ≤ 2/3)T and if the duty cycle is (45-55%)
Parameter
Figure
(1)(2)
t r(I O)out
36.
(continued)
(3)
Doc ID 15818 Rev 6
10%
50%
when loaded by 50pF
C
C
C
C
C
C
C
C
L
L
L
L
L
L
L
L
90%
= 20 pF, 2.4 < V
= 20 pF, 2.4 < V
= 30 pF, V
= 30 pF, V
= 10 pF, V
= 10 pF, V
= 10 pF, V
= 10 pF, V
Conditions
T
DD
DD
DD >
DD >
DD >
DD >
10%
> 2.7 V
> 2.7 V
50%
2.70 V
1.8 V
2.70 V
1.8 V
DD
DD
90%
< 2.7 V
< 2.7 V
t r(I O)out
STM32F205xx, STM32F207xx
Min
10
-
-
-
-
-
-
-
-
Typ
-
-
-
-
-
-
-
-
-
100
200
50
Max
TBD
TBD
TBD
TBD
TBD
ai14131
-
(4)
(4)
(4)
MHz
Unit
ns
ns
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