PCK2020 データシートの表示（PDF） - Philips Electronics
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PCK2020 Datasheet PDF : 16 Pages
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Philips Semiconductors
CK00 (100/133MHz) spread spectrum
differential system clock generator
Product specification
PCK2020
PCI OUTPUTS
SYMBOL
TPKP
TPKH
TPKL
TRISE
TFALL
TJITTER
DUTY CYCLE
TSKEW
PARAMETER
PCI period
PCI HIGH time
PCI LOW time
PCI rise time
PCI fall time
Cycle-to-cycle jitter
Output Duty Cycle
Pin-to-pin skew
LIMITS
Tamb = 0°C to +70°C
133 MHz MODE
100 MHz MODE
MIN
MAX
MIN
MAX
30.0
N/A
30.0
N/A
12.0
N/A
12.0
N/A
12.0
N/A
12.0
N/A
0.5
2.0
0.5
2.0
0.5
2.0
0.5
2.0
500
500
45
55
45
55
500
500
USB CLOCK OUTPUT, 48 MHz (LUMP CAPACITANCE TEST LOAD = 20 pF)
SYMBOL
PARAMETER
LIMITS
Tamb = 0°C to +70°C
48 MHz
MIN
MAX
MIN
f
Frequency, Actual
48.008
fD
Deviation from 48 MHz
+167
THKL
3V48MHZCLK LOW time
5.05
N/A
5.05
TRISE
3V48MHZCLK rise time
1.0
4.0
1.0
TFALL
3V48MHZCLK fall time
1.0
4.0
1.0
TJITTER
Cycle-to-cycle jitter
350
DUTY CYCLE
Output Duty Cycle
45
55
45
MAX
N/A
4.0
4.0
350
55
REF CLOCK OUTPUT, (LUMP CAPACITANCE TEST LOAD = 20 pF)
SYMBOL
PARAMETER
LIMITS
Tamb = 0°C to +70°C
48 MHz
MIN
MAX
MIN
f
Frequency, Actual
14.318
THKL
THKH
TRISE
TFALL
TJITTER
DUTY CYCLE
REF CLK LOW time
REF CLK HIGH time
REF CLK rise time
REF CLK fall time
Cycle-to-cycle jitter
Output Duty Cycle
31.0
36.67
31.0
32.0
37.5
32.0
N/A
N/A
N/A
N/A
N/A
N/A
1000
45
55
45
MAX
36.67
37.5
N/A
N/A
1000
55
UNITS NOTES
ns
2, 3, 9, 20
ns
5, 10, 20
ns
6, 10, 20
ns
8, 20
ns
8, 20
ps
18, 20
%
18, 20
ps
18, 20
UNITS NOTES
MHz
ppm
ns
ns
ns
ps
%
20
8, 20
8, 20
18, 20
18, 20
UNITS NOTES
MHz
ns
ns
ns
ns
ps
%
20
20
20
8, 20
8, 20
18, 20
18, 20
ALL OUTPUTS
SYMBOL
PARAMETER
TpZL, tpZH
TpLZ, tpZH
TSTABLE
Output enable delay (all outputs)
Output disable delay (all outputs)
All clock Stabilization from Power-up
2000 Nov 13
LIMITS
Tamb = 0°C to +70°C
133 MHz MODE
100 MHz MODE
MIN
MAX
MIN
MAX
1.0
10.0
1.0
10.0
1.0
10.0
1.0
10.0
3
3
10
UNITS NOTES
ns
20
ns
20
ms
7, 20
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