Rise Time - ST STM32F103x6 Manual

Electrical characteristics
Figure 22. USB timings: definition of data signal rise and fall time
Table 38.
Symbol
Driver characteristics
t
r
t
f
t
rfm
V
CRS
1. Measured from 10% to 90% of the data signal. For more detailed informations, please refer to USB
Specification - Chapter 7 (version 2.0).
5.3.16 CAN (controller area network) interface
Refer to I/O port characteristics for more details on the input/output alternate function char-
acteristics (CANTX and CANRX).
5.3.17 12-bit ADC characteristics
Unless otherwise specified, the parameters given in
performed under ambient temperature, f
conditions summarized in
Note: It is recommended to perform a calibration after each power-up.
Table 39.
Symbol
V
DDA
V
REF+
f
ADC
f
S
f
TRIG
V
AIN
54/67
Differen tial
Data L ines
V CRS
V S S
t f
USB: Full speed electrical characteristics
Parameter
(1)

Rise time

(1)
Fall Time
Rise/ fall time matching
Output signal crossover voltage
Table
ADC characteristics
Parameter
ADC power supply
Positive reference voltage
ADC clock frequency
Sampling rate
External trigger frequency
Conversion voltage range
Crossover
points
t r
Conditions
C = 50 pF
L
C = 50 pF
L
t /t
r f
Table 39
frequency and V
PCLK2
7.
(1)
Conditions
TBD
f = 14 MHz
ADC
(2)
STM32F103xx
ai14137
Min Max
4 20
4 20
90 110
1.3 2.0
are derived from tests
supply voltage
DDA
Min Typ Max
2.4V 3.6V
V
2.0
DDA
0.6 14
0.05 1
823
17
V V
SSA DDA
Unit
ns
ns
%
V
Unit
V
V
MHz
MHz
kHz
1/f
ADC
V