Si500D
DIFFERENTIAL OUTPUT SILICON OSCILLATOR
Features
Quartz-free, MEMS-free, and PLL-free all-silicon
oscillator
Any-rate output frequencies from 0.9 to 200 MHz
Short lead times
Excellent temperature stability (±20 ppm)
Highly reliable startup and operation
High immunity to shock and vibration
Low jitter: <1.5 ps
0 to 85 °C operation includes 10-year aging in hot
environments
Footprint compatible with industry-
standard 3.2 x 5.0 mm XOs
CMOS and SSTL versions available
Driver stopped, tri-state, or powerdown
operation
RoHS compliant
1.8, 2.5, or 3.3 V options
Low power
More than 10x better fit rate than
competing crystal solutions
Specifications
Parameters
Condition
Min
Typ
Max
Units
Frequency Range
0.9
—
200
MHz
Temperature stability,
0 to +70 °C
—
—
—
—
±10
—
—
ppm
ppm
ppm
ppm
Temperature stability,
0 to +85 °C
±20
—
Frequency Stability
Total stability,
±150
±250
0 to +70 °C operation1
Total stability,
—
0 to +85 °C operation2
Operating Temperature
Storage Temperature
0
—
—
+85
+125
1.98
2.75
3.63
36.0
22.2
16.5
29.3
C°
C°
V
–55
1.71
2.25
2.97
—
1.8 V option
2.5 V option
3.3 V option
LVPECL
—
Supply Voltage
—
V
—
V
34.0
19.3
14.9
25.3
mA
mA
mA
mA
Low Power LVPECL
LVDS
—
—
HCSL
—
Differential CMOS(3.3 V
option,10 pF,200 MHz)
—
29.0
31.8
mA
Supply Current
Differential SSTL-3
Differential SSTL-2
Differential SSTL-18
Tri-State
—
24.5
24.3
22.2
9.7
27.7
mA
mA
mA
mA
mA
%
—
26.7
—
25
10.7
—
—
Powerdown
1.0
1.9
Output Symmetry
VDIFF = 0
46 – 13 ns/TCLK
—
54 + 13 ns/TCLK
Notes:
1. Inclusive of 25 °C initial frequency accuracy, operating temperature range, supply voltage change, output load change,
first-year aging at 25 °C, shock, vibration, and one solder reflow.
2. Inclusive of 25 °C initial frequency accuracy, operating temperature range, supply voltage change, output load change,
ten-year aging at 85 °C, shock, vibration, and one solder reflow.
3. See “AN409: Output Termination Options for the Si500S and Si500D Silicon Oscillators” for further details regarding
output clock termination recommendations.
4. Min column entries are minima of VOH. Max column entries are maxima of VOL.
Rev. 0.3 5/09
Copyright © 2009 by Silicon Laboratories
Si500D
This information applies to a product under development. Its characteristics and specifications are subject to change without notice.
SILICON [ SILICON ]
