Rev. 1.1 10/11 Copyright © 2011 by Silico n Laboratories Si500S
Si500S
SINGLE-ENDED OUTPUT SILICON OSCILLATOR
Features
Specifications
Quartz-free, MEMS-free, and PLL-free all-silicon oscillator
Any 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 rms
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
Parameters
Condition Min Typ Max Units
Frequency Range 0.9 — 200 MHz
Frequency Stability
Temperature stability,
0 to +70 °C
— ±10 — ppm
Temperature stability,
0 to +85 °C
— ±20 — ppm
Total stability,
0 to +70 °C operation
1
— — ±150 ppm
Total stability,
0 to +85 °C operation
2
— — ±250 ppm
Operating Temperature
Commercial 0 — 70 °C
Extended commercial 0 — 85 °C
Storage Temperature –55 — +125 °C
Supply Voltage
1.8 V option 1.71 — 1.98 V
2.5 V option 2.25 — 2.75 V
3.3 V option 2.97 — 3.63 V
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 recomme ndations.
4. V
TT
= .5 x V
DD
.
5. V
TT
= .45 x V
DD
.