650GI-44LFT IDT, 650GI-44LFT Datasheet - Page 7
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650GI-44LFT
Manufacturer Part Number
650GI-44LFT
Description
Clock Drivers & Distribution SYSTEM PERIPHERAL CLOCK SOURCE
Manufacturer
IDT
Datasheet
1.650GI-44LFT.pdf
(11 pages)
Specifications of 650GI-44LFT
Rohs
yes
Part # Aliases
ICS650GI-44LFT
Timing Diagrams
IDT™ / ICS™ SPREAD SPECTRUM CLOCK SYNTHESIZER
ICS650-44
SPREAD SPECTRUM CLOCK SYNTHESIZER
O utputs
Output
VDDs
P D T S
Clock
C LK
Figure 3: Rise and Fall Time Definitions
Figure 1: Test and Measurement Setup
0.01µF
t
3
GND
t
E N
1 .2 5 V
DUT
1 %
t
4
t
D IS
C
80% of VDDO
20% of VDDO
LOAD
Outputs
VDDO
0V
V O H
1 .25 V
0 V
7
C lo c k
VDD
VDD
0V
0V
Figure 5: PDTS to Stable Clock Output Timing
Figure 4: Power Up and PLL Lock Timing
0 m s
Figure 6: Short Term Jitter Definition
Power Up
Tim e
Figure 2: Duty Cycle Definitions
4 m s
t
2
VCO Ram p
Tim e
Mean value
Absolute jitter
t
1
10 m s
(p - p)
CLOCK SYNTHESIZER
ICS650-44
PLL Locked
5 0 % o f V D D O
0 V
V D D O
t
JA
REV E 051310