sl15300 SpectraLinear Inc, sl15300 Datasheet - Page 7

• Manufacturer Part Number: sl15300
• Description: Programmable Spread Spectrum Clock Generator Sscg
• Manufacturer: SpectraLinear Inc

Pull-up or Down Resistors
Operating Supply Current
Standby Current
Output Leakage Current
Programmable
Input Capacitance at
Pins 2 and 3
Input Capacitance
Load Capacitance
AC Electrical Characteristics (C-Grade)
Unless otherwise stated VDD= 2.5V+/- 10%, CL=15pF and Ambient Temperature range 0 to +70 Deg C
Input Frequency Range
Input Frequency Range
Output Frequency Range FOUT1
Output Frequency Range FOUT2
Output Frequency Range FOUT3
Output Duty Cycle
Output Duty Cycle
Output Duty Cycle
Input Duty Cycle
Output Rise/Fall Time
Output Rise/Fall Time
Output Rise/Fall Time
Output Rise/Fall Time
Rev 1.0, August 14, 2008
Parameter
Symbol
DCIN
FIN1
FIN2
DC1
DC2
DC3
tr/f1
tr/f2
tr/f3
tr/f4
RPU/D
PCout
ISBC
PCin
CIN2
IDD
IOL
CL
Crystal or Ceramic Resonator
External Clock
SSCLK
REFCLK, crystal or resonator input
REFCLK, clock input
SSCLK
REFCLK, Xtal input
REFCLK, clock input
Clock Input, Pin 3
Programmable, VDD=2.5
Programmable, VDD=2.5
Programmable, VDD=2.5
Programmable, VDD=2.5
CL=15pF, 20 to 80% of VDD
CL=15pF, 20 to 80% of VDD
CL=15pF, 20 to 80% of VDD
CL=15pF, 20 to 80% of VDD
CMOS Level, if Pins 4 and 8
programmed as PD#, OE,
SSON# or FS
FIN=30MHz and all 4 clocks are
at 66MHz and +/-2.0% Spread
and CL=0
PD#=GND
Pins 4, 6, 7 and 8. If
programmed as SSCLK or
REFCLK
Minimum setting value
Maximum setting value
Resolution (programming steps)
Pins 4 and 8
If programmed as PD#, OE,
SSON or FS
Pins 4, 6, 7 and 8. If
programmed as SSCLK or
REFCLK
Condition
0.25
0.25
100
-10
Min
45
45
40
40
-
-
-
-
-
-
8
3
-
3
-
-
-
-
4.80
2.60
1.80
1.40
150
Typ
7.0
0.5
50
50
50
50
38
70
7
4
-
-
-
-
-
-
-
SL15300
5.80
3.10
2.20
1.70
166
200
166
Max
48
48
55
55
60
60
250
8.3
90
10
15
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6
-
-
-
MHz
MHz
MHz
MHz
MHz
Unit
ns
ns
ns
ns
%
%
%
%
mA
kΩ
μA
μA
pF
pF
pF
pF
pF