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STM32F303CC bảng dữ liệu(PDF) 101 Page - STMicroelectronics

tên linh kiện STM32F303CC
Giải thích chi tiết về linh kiện  ARM®-based Cortex®-M4 32b MCUFPU, up to 256KB Flash 48KB SRAM, 4 ADCs, 2 DAC ch., 7 comp, 4 PGA, timers, 2.0-3.6 V
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
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STM32F303CC bảng dữ liệu(HTML) 101 Page - STMicroelectronics

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STM32F303xB STM32F303xC
Electrical characteristics
124
USB characteristics
Figure 31. USB timings: definition of data signal rise and fall time
Table 65. USB startup time
Symbol
Parameter
Max
Unit
tSTARTUP(1)
1. Guaranteed by design.
USB transceiver startup time
1
µs
Table 66. USB DC electrical characteristics
Symbol
Parameter
Conditions
Min.(1)
1. All the voltages are measured from the local ground potential.
Max.(1)
Unit
Input levels
VDD
USB operating voltage(2)
2. To be compliant with the USB 2.0 full-speed electrical specification, the USB_DP (D+) pin should be pulled
up with a 1.5 k
Ω resistor to a 3.0-to-3.6 V voltage range.
-3.0(3)
3. The STM32F303xB/STM32F303xC USB functionality is ensured down to 2.7 V but not the full USB
electrical characteristics which are degraded in the 2.7-to-3.0 V VDD voltage range.
3.6
V
VDI(4)
4. Guaranteed by design.
Differential input sensitivity
I(USB_DP, USB_DM)
0.2
-
V
VCM(4) Differential common mode range
Includes VDI range
0.8
2.5
VSE(4)
Single ended receiver threshold
-
1.3
2.0
Output levels
VOL
Static output level low
RL of 1.5 kΩ to 3.6 V(5)
5. RL is the load connected on the USB drivers.
-0.3
V
VOH
Static output level high
RL of 15 kΩ to VSS(5)
2.8
3.6



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