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P3PS850BHG-08CR

P1-P3P4-P6P7-P9P10-P12
P3PS850BH
http://onsemi.com
7
TSKEW VERSUS SSEXTR RESISTANCE CHARTS
0
5
10
15
20
25
0 100 200 300 400 500 600 700 800 900 10001100
RESISTOR (kW)
Figure 12. Tskew vs. SSEXTR @ 18 MHz
(FS = 0)
T
skew
(ns)
0
2
4
6
8
10
12
14
16
18
0 100 200 300 400 500 600 700 800 900 1000 1100
RESISTOR (kW)
Figure 13. Tskew vs. SSEXTR @ 24 MHz
(FS = 0)
T
skew
(ns)
0
2
4
6
8
10
12
14
16
0 100 200 300 400 500 600 700 800 900 1000 1100
T
skew
(ns)
RESISTOR (kW)
Figure 14. Tskew vs. SSEXTR @ 27 MHz
(FS = 0)
0
2
4
6
8
10
12
0 100 200 300 400 500 600 700 800 900 1000 1100
T
skew
(ns)
RESISTOR (kW)
Figure 15. Tskew vs. SSEXTR @ 36 MHz
(FS = 0)
0
2
4
6
8
10
12
0 100 200 300 400 500 600 700 800 900 10001100
0 100 200 300 400 500 600 700 800 900 1000 1100
Figure 16. Tskew vs. SSEXTR @ 36 MHz
(FS = 1)
T
skew
(ns)
RESISTOR (kW)
0
1
2
3
4
5
6
7
8
9
10
0 100 200 300 400 500 600 700 800 900 1000 1100
T
skew
(ns)
Figure 17. Tskew vs. SSEXTR @ 48 MHz
(FS = 1)
RESISTOR (kW)
MR = 0
MR = 1
MR = 0
MR = 1
MR = 0
MR = 1
MR = 0
MR = 1
MR = 0
MR = 1
MR = 0
MR = 1
P3PS850BH
http://onsemi.com
8
TSKEW VERSUS SSEXTR RESISTANCE CHARTS
0
1
2
3
4
5
6
7
8
0 100 200 300 400 500 600 700 800 900 1000 1100
T
skew
(ns)
Figure 18. Tskew vs. SSEXTR @ 54 MHz
(FS = 1)
RESISTOR (kW)
0
1
2
3
4
5
6
0 100 200 300 400 500 600 700 800 900 1000 1100
Figure 19. Tskew vs. SSEXTR @ 72 MHz
(FS = 1)
RESISTOR (kW)
T
skew
(ns)
MR = 0
MR = 1
MR = 0
MR = 1
MINIMUM SSEXTR RESISTANCE VERSUS FREQUENCY(FOR TIMING−SAFE OPERATION) CHARTS
0
10
20
30
40
50
60
70
80
90
100
110
120
36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72
RESISTANCE (kW)
Figure 20. Frequency vs. Resistance
(FS = 0)
FREQUENCY (MHz)
0
5
10
15
20
25
30
35
40
45
50
18 20 22 24 26 28 30 32 34 36
Figure 21. Frequency vs. Resistance
(FS = 1)
FREQUENCY (MHz)
RESISTANCE (kW)
MR = 0
MR = 1
MR = 0
MR = 1
NOTE: Device−to−Device variation of Deviation and Tskew is $10%
P3PS850BH
http://onsemi.com
9
SWITCHING WAVEFORMS
t
2
t
1
V
DD
/2
V
DD
/2
V
DD
/2
OUTPUT
Figure 22. Duty Cycle Timing
t
3
OUTPUT
t
4
20%
80%
20%
80%
Figure 23. Output Rise/Fall Time
T
SKEW
T
SKEW
represents input−output skew
when spread spectrum is ON
For example, T
SKEW
/ 2 = 0.20 * T for an
Input clock of 24 MHz, translates in to
(1/24 MHz) * 0.20 = 8.33 ns
T
SKEW/2
One clock cycle (T)
T
SKEW/2
Input
Timing−Safe
Output
Figure 24. Input−Output Skew
Input
Input
ModOUT with SSOFF
Timing-Safe ModOUT
Figure 25. Typical Example of Timing−Safe Waveform
P1-P3P4-P6P7-P9P10-P12

P3PS850BHG-08CR

Mfr. #:
Buy P3PS850BHG-08CR
Manufacturer:
ON Semiconductor
Description:
Phase Locked Loops - PLL 18-72MHZ 2.5V/3.3V TS EMI
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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