參數(shù)資料
型號(hào): STM32F103R8T7TR
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 1.25 MHz, RISC MICROCONTROLLER, PQFP64
封裝: 10 X 10 MM, ROHS COMPLIANT, QFP-64
文件頁數(shù): 53/92頁
文件大小: 1212K
代理商: STM32F103R8T7TR
STM32F103x8, STM32F103xB
Electrical characteristics
Doc ID 13587 Rev 11
5.3.12
I/O port characteristics
General input/output characteristics
Unless otherwise specified, the parameters given in Table 34 are derived from tests
performed under the conditions summarized in Table 9. All I/Os are CMOS and TTL
compliant.
All I/Os are CMOS and TTL compliant (no software configuration required), their
characteristics consider the most strict CMOS-technology or TTL parameters:
For VIH:
–if VDD is in the [2.00 V - 3.08 V] range: CMOS characteristics but TTL included
–if VDD is in the [3.08 V - 3.60 V] range: TTL characteristics but CMOS included
For VIL:
–if VDD is in the [2.00 V - 2.28 V] range: TTL characteristics but CMOS included
–if VDD is in the [2.28 V - 3.60 V] range: CMOS characteristics but TTL included
Table 34.
I/O static characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VIL
Input low level voltage
TTL ports
–0.5
0.8
V
VIH
Standard IO input high level
voltage
2VDD+0.5
IO FT(1) input high level voltage
1.
FT = Five-volt tolerant.
25.5V
VIL
Input low level voltage
CMOS ports
–0.5
0.35 VDD
V
VIH
Input high level voltage
0.65 VDD
VDD+0.5
Vhys
Standard IO Schmitt trigger
voltage hysteresis(2)
2.
Hysteresis voltage between Schmitt trigger switching levels. Based on characterization, not tested in
production.
200
mV
IO FT Schmitt trigger voltage
hysteresis(2)
5% VDD
(3)
3.
With a minimum of 100 mV.
mV
Ilkg
Input leakage current (4)
4.
Leakage could be higher than max. if negative current is injected on adjacent pins.
VSS VIN VDD
Standard I/Os
1
A
VIN= 5 V
I/O FT
3
RPU
Weak pull-up equivalent
resistor(5)
5.
Pull-up and pull-down resistors are designed with a true resistance in series with a switchable
PMOS/NMOS. This MOS/NMOS contribution to the series resistance is minimum (~10% order)
.
VIN VSS
30
40
50
k
RPD
Weak pull-down equivalent
resistor(5)
VIN VDD
30
40
50
k
CIO
I/O pin capacitance
5
pF
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STM32F103R8U7TR 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Medium-density performance line ARM-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 communication interfaces
STM32F103R8U7XXX 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Medium-density performance line ARM-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 communication interfaces