CY8C20X36_09 Datasheet, PDF (27/39 Pages) Cypress Semiconductor – CapSense Applications

CY8C20X36/46/66/96
Table 27.AC Characteristics – USB Data Timings
Symbol
Description
Conditions
Tdrate
Tdjr1
Tdjr2
Tudj1
Tudj2
Tfdeop
Tfeopt
Full speed data rate
Receiver data jitter tolerance
Receiver data jitter tolerance
Driver differential jitter
Driver differential jitter
Source jitter for differential
transition
Source SE0 interval of EOP
Average bit rate
To next transition
To pair transition
To next transition
To pair transition
To SE0 transition
Tfeopr
Tfst
Receiver SE0 interval of EOP
Width of SE0 interval during
differential transition
Min
Typ
Max
Units
12–0.25% 12 12 + 0.25% MHz
-18.5
–
18.5
ns
-9
–
9
ns
-3.5
–
3.5
ns
-4.0
–
4.0
ns
-2
–
5
ns
160
–
175
ns
82
–
ns
–
14
ns
Table 28.AC Characteristics – USB Driver
Symbol
Tr
Tf
TR
Vcrs
Description
Transition rise time
Transition fall time
Rise/fall time matching
Output signal crossover voltage
50 pF
50 pF
Conditions
Min
Typ
Max
Units
4
–
20
ns
4
–
20
ns
90.00
–
111.1
%
1.3
–
2.0
V
AC Comparator Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 29. AC Low Power Comparator Specifications
Symbol
T_LPC
Description
Conditions
Comparator Response Time, 50 50 mV overdrive does not include
mV Overdrive
offset voltage.
Min
Typ
Max
100
Units
ns
AC Analog Mux Bus Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 30. AC Analog Mux Bus Specifications
Symbol
Description
F_SW
Switch Rate
Conditions
Min
Typ
Max
Maximum pin voltage when measuring
–
switch rate is 1.8Vp-p
–
6.3
Units
MHz
AC External Clock Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 31. AC External Clock Specifications
Symbol
Description
F_OSCEXT Frequency
–
High Period
–
Low Period
–
Power Up IMO to Switch
Conditions
Min
Typ
Max
0.750
–
25.2
20.6
–
5300
20.6
–
–
150
–
–
Units
MHz
ns
ns
μs
Document Number: 001-12696 Rev. *F
Page 27 of 39
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