CY25568 Cypress Semiconductor, CY25568 Datasheet - Page 4

• Manufacturer Part Number: CY25568
• Description: Spread Spectrum Clock Generator
• Manufacturer: Cypress Semiconductor

Absolute Maximum Ratings
Exceeding maximum ratings may shorten the useful life of the
device. User guidelines are not tested.
Supply voltage (V
Input voltage relative to V
Note: Operation at any Absolute Maximum Rating is not implied.
DC Electrical Characteristics
Test Conditions: V
Timing Electrical Characteristics
Test Conditions: V
Document Number: 38-07111 Rev. *D
Notes
1. Single Power Supply: The voltage on any input or IO pin cannot exceed the power pin during power-up.
Symbol
Symbol
ICLKFR Input frequency range
CDCout Output clock duty cycle
VINH1
CDCin
VINL1
VOH1
VOH2
VINM
VOL1
VOL2
trise1
trise2
trise3
CCJ1
CCJ2
VINH
VINL
IDD1
IDD2
IDD3
VDD
tfall1
tfall2
tfall3
Cin1
Cin2
Clock rise time
Clock fall time
Clock rise time
Clock fall time
Clock rise time
Clock fall time
Input clock duty cycle
Cycle-to-cycle jitter
Cycle-to-cycle jitter
Power supply range
Input high voltage
Input middle voltage
Input low voltage
Input high voltage
Input low voltage
Output high voltage
Output high voltage
Output low voltage
Output low voltage
Input capacitance
Input capacitance
Power supply current
Power supply current
Power supply current
DD
DD
DD
Parameter
Parameter
): ................................................. +5.5 V
=3.3 V, T=25, unless otherwise noted
=3.3 V, T=25 C, CL=15pF. Rise/Fall time at 0.4 and 2.4 V, duty cycle at 1.5 V
DD
: ............................... V
[1]
0.85 V
0.40V
2.90
Min
Min
2.0
2.4
1.2
1.2
2.4
2.4
0.0
2.4
2.0
6.0
3.5
2.4
20
45
4
-
-
-
-
-
-
-
-
DD
DD
DD
0.50V
+0.3 V
Typ.
13.0
28.0
Typ.
V
300
195
170
3.3
0.0
7.5
4.5
3.2
3.2
1.6
1.6
3.2
3.2
50
50
DD
-
-
-
-
-
-
DD
0.60V
0.15V
Max
3.60
16.0
32.0
V
Max
400
260
225
0.8
0.4
1.2
9.0
6.0
4.0
4.0
2.0
2.0
4.0
4.0
Input voltage relative to VSS: ............................... V
Operating temperature: ........................................ 0 to 70 c
storage Temperature: .................................. –65 to +150 C
32
80
55
DD
-
-
-
DD
DD
MHz
Unit
Unit
mA
mA
pF
pF
ns
ns
ns
ns
ns
ns
ps
ps
ìA
%
%
V
V
V
V
V
V
V
V
V
V
Clock, crystal or ceramic resonator input
SSCLK1,2, and 3, all cases when 1x or 2x
scaling selected, when 4x if FRSEL=1 or 0
SSCLK1,2, and 3, all cases when 1x or 2x
scaling selected, when 4x if FRSEL=1 or 0
SSCLK2, and 3, only when 4x scaling is
selected and FRSEL=M
SSCLK2, and 3, only when 4x scaling is
selected and FRSEL=M
REFOUT only
REFOUT only
XIN/CLK (Pin 1)
SSCLK1,2 and 3
Fin=8 MHz (refer to
Fin=16 MHz (refer to
S0,S1,D0,D1 and FRSEL Inputs
S0,S1,D0,D1 and FRSEL Inputs
S0,S1,D0,D1 and FRSEL Inputs
PD# input only
PD# input only
IOH = 4 ma, all output clocks
IOH = 6 ma, all output clocks
IOL = 4 ma, all output clocks
IOL = 10 ma, all output clocks
Xin (Pin 1) and Xout (Pin 16)
All digital inputs
Fin=4 MHz, no load (refer to
Fin=32 MHz, no load
(refer to
PD#=GND
Figure 4 on page
Conditions
Conditions
Figure 4 on page
Figure 4 on page
8)
Figure 4 on page
CY25568
Page 4 of 14
SS
–0.3 V
8)
8)
8)