CYUSB3014 CYPRESS [Cypress Semiconductor], CYUSB3014 Datasheet - Page 16

• Manufacturer Part Number: CYUSB3014
• Description: EZ-USB FX3 SuperSpeed USB Controller UART support up to 4 Mbps
• Manufacturer: CYPRESS [Cypress Semiconductor]

AC Timing Parameters
GPIF II Timing
Table 8. GPIF II Timing Parameters in Synchronous Mode
Document Number 001-52136 Rev. *H
Note
Frequency
tCLK
tCLKH
tCLKL
tS
tH
tDS
tDH
tCO
tCOE
tCTLO
tDOH
tCOH
tHZ
tLZ
tS_ss0
tH_ss0
tCO_ss0
tLZ_ss0
3. All parameters guaranteed by design and validated through characterization.
C TL ( O U T)
D Q [31:0]
C TL(IN)
-
Parameter
C LK
tS
tH
Interface clock frequency
Interface clock period
Clock high time
Clock low time
CTL input to clock setup time
(Sync speed =1)
CTL input to clock hold time
(Sync speed =1)
Data in to clock setup time
(Sync speed =1)
Data in to clock hold time
(Sync speed =1)
Clock to data out propagation delay when DQ bus is already in
output direction(Sync speed =1)
Clock to data out propagation delay when DQ lines change to
output from tristate and valid data is available on the DQ bus
(Sync speed =1)
Clock to CTL out propagation delay (Sync speed =1)
Clock to data out hold
Clock to CTL out hold
Clock to High-Z
Clock to Low-Z (Sync speed =1)
CTL input/data input to clock setup time (Sync speed = 0)
CTL input/data input to clock hold time (Sync speed = 0)
Clock to data out / CTL out
propagation delay (sync speed = 0)
Clock to low-Z (sync speed = 0)
tC LK
tLZ
Figure 7. GPIF II Timing in Synchronous Mode
tC LK H tC LKL
tD S
D ata ( IN)
PRELIMINARY
Description
tD H
[3]
tC TLO
tLZ
tC O H
tC O E
( O U T)
D ata 1
tD O H
tC O
Min
0.5
0.5
2.5
10
–
4
4
2
2
–
–
2
0
–
0
5
–
2
-
( O U T)
D ata 2
tD O H
tH Z
CYUSB3014
Max
100
15
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–
–
–
–
–
–
–
8
9
8
–
–
8
–
–
–
–
MHz
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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