CY28347 Cypress Semiconductor, CY28347 Datasheet - Page 11

• Manufacturer Part Number: CY28347
• Description: Universal Single-chip Clock Solution
• Manufacturer: Cypress Semiconductor

Document #: 38-07352 Rev. *C
AC Parameters
Parameter
Tr / Tf
VD
VX
AGP
TDC
TPeriod
THIGH
TLOW
Tr/Tf
TSKEW
TCCJ
PCI
TDC
TPeriod
THIGH
TLOW
Tr/Tf
TSKEW
TCCJ
48 MHz
TDC
TPeriod
Tr/Tf
TCCJ
24 MHz
TDC
TPeriod
Tr / Tf
TCCJ
Notes:
24. Measured at VX between the falling edge and the following rising edge of the signal.
25. Probes are placed on the pins, and measurements are acquired at 0.4V.
CPUCS_T/C Rise and
Fall Times
Differential Voltage AC
Differential Crossover
Voltage
AGP(0:2) Duty Cycle
AGP(0:2) Period
AGP(0:2) HIGH Time
AGP(0:2) LOW Time
AGP(0:2) Rise and Fall
Times
Any AGP to Any AGP
Clock Skew
AGP(0:2) Cycle-to-Cycle
Jitter
PCI(_F,1:6) Duty Cycle
PCI(_F,1:6) Period
PCI(_F,1:6) HIGH Time
PCI(_F,1:6) LOW Time
PCI(_F,1:6) Rise and Fall
Times
Any PCI to Any PCI Clock
Skew
PCI(_F,1:6)
Cycle-to-Cycle Jitter
48-MHz Duty Cycle
48-MHz Period
48-MHz Rise and Fall
Times
48-MHz Cycle-to-Cycle
Jitter
24-MHz Duty Cycle
24-MHz Period
24-MHz Rise and Fall
Times
24-MHz Cycle-to-Cycle
Jitter
Description
(continued)
20.8299 20.8333 20.8299 20.8333 20.8299 20.8333 20.8299 20.8333 ns 5,6,10
0.5*VD
DI–0.2
41.660 41.667 41.660 41.667 41.660 41.667 41.660 41.667 ns 5,6,10
Min.
5.25
5.05
30.0
12.0
12.0
0.4
0.4
0.4
0.5
1.0
1.0
45
15
45
45
45
66 MHz
0.5*VD
DI+0.2
Max.
0.6V
Vp+
250
500
500
500
500
500
1.6
1.6
2.0
4.0
4.0
55
16
55
55
55
0.5*VD
DI–0.2
Min.
30.0
5.25
5.05
12.0
12.0
0.4
0.4
0.4
0.5
1.0
1.0
45
15
45
45
45
100 MHz
0.5*VD
DI+0.2
Max.
0.6V
Vp+
250
500
500
500
500
500
1.6
1.6
2.0
4.0
4.0
55
16
55
55
55
0.5*VD
DI–0.2
Min.
5.25
5.05
30.0
12.0
12.0
0.4
0.4
0.4
0.5
1.0
1.0
45
15
45
45
45
133 MHz
0.5*VD
DI+0.2
Max.
0.6V
Vp+
250
500
500
500
500
500
1.6
1.6
2.0
4.0
4.0
55
16
55
55
55
0.5*VD
DI–0.2
Min.
5.25
5.05
30.0
12.0
12.0
0.4
0.4
0.4
0.5
1.0
1.0
45
15
45
45
45
200 MHz
0.5*VD
DI+0.2
Max.
0.6V
Vp+
500
500
250
500
500
500
1.6
1.6
2.0
4.0
4.0
55
16
55
55
55
Unit
ns 5,10,21
ns 5,6,10
ns 10,25
ns 10,18
ns 10,21
ps 10,11,12
ps 6,10,11,12
ns 5,6,10
ns 10,25
ns 10,18
ns 10,21
ps 10,11,12
ps 10,6,11,12
ns 10,21
ps 10,6,11,12
ns 10,21
ps 6,10,11,12
% 5,6,10
% 5,6,10
% 5,6,10
% 5,6,10
V 24
V 14
CY28347
Page 11 of 22
Notes