SILABS 500SDBDMACHR

Si500S
S INGLE - E NDED O UTPUT S ILICON O S C I L L A T O R
Features








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 industrystandard 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
Frequency Range
Frequency Stability
Operating Temperature
Typ
Max
Units
0.9
—
200
MHz
Temperature stability,
0 to +70 °C
—
±10
—
ppm
Temperature stability,
0 to +85 °C
—
±20
—
ppm
Total stability,
0 to +70 °C operation1
—
—
±150
ppm
Total stability,
0 to +85 °C operation2
—
—
±250
ppm
Commercial
0
—
70
°C
Extended commercial
0
—
85
°C
–55
—
+125
°C
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
Storage Temperature
Supply Voltage
Min
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. VTT = .5 x VDD.
5. VTT = .45 x VDD.
Rev. 1.1 10/11
Copyright © 2011 by Silicon Laboratories
Si500S
Si500S
Parameters
Supply Current
Condition
Min
Typ
Max
Units
1.8 V option, 40 pF, 40 MHz, CMOS
—
13.9
16
mA
1.8 V option, 10 pF, 200 MHz, CMOS
—
16.7
19
mA
2.5 V option, 40 pF, 40 MHz, CMOS
—
15.8
18
mA
2.5 V option, 10 pF, 200 MHz, CMOS
—
19.3
22
mA
3.3 V option, 40 pF, 40 MHz, CMOS
—
17.7
20
mA
3.3 V option, 10 pF, 200 MHz, CMOS
—
21.5
24
mA
SSTL-3.3, 200 MHz
—
18.1
20.2
mA
SSTL-2.5, 200 MHz
—
18.0
19.7
mA
SSTL-1.8, 200 MHz
—
16.8
18.7
mA
Output Stopped, CMOS
—
11.8
13.1
mA
Tri-State
—
9.7
10.7
mA
Powerdown
—
1.0
1.9
mA
0.5 x VDD
46 – 13 ns/TCLK
—
54 +
13 ns/TCLK
%
CMOS, CL = 15 pF measured from
20 to 80% of VDD
—
1.4
2.0
ns
SSTL
—
—
0.6
ns
VOH, sourcing 9 mA
VDD – 0.5
—
—
V
VOL, sinking 9 mA
—
—
0.5
V
VOH
VTT + 0.375
—
—
VOL
—
—
VTT – 0.375
VOH
VTT + 0.48
—
—
VOL
—
—
VTT – 0.48
VOH
VTT + 0.48
—
—
VOL
—
—
VTT – 0.48
From time VDD crosses min spec
supply
—
—
2
ms
OE Deassertion to Clk Stop
—
—
250 +
3 x TCLK
ns
Return from Output Driver
Stopped Mode
—
—
250 +
3 x TCLK
ns
Return from Tri-State Time
—
—
12 + 3 x TCLK
µs
Return from Powerdown Time
—
—
2
ms
Output Symmetry
Rise and Fall Times3
CMOS Output Voltage
SSTL-1.8 Output Voltage4
SSTL-2.5 Output Voltage4
SSTL-3.3 Output Voltage5
Powerup Time
V
V
V
Period Jitter (1-sigma)
SSTL3
—
1
2
ps
RMS
Integrated Phase Jitter
1 MHz – 0.4 x FOUT, SSTL or CMOS
and CL < 7 pF,
FOUT > 2.5 MHz
—
0.7
1.5
ps
RMS
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. VTT = .5 x VDD.
5. VTT = .45 x VDD.
2
Rev. 1.1
Si500S
Package Specifications
Table 1. Package Diagram Dimensions (mm)
Dimension
A
Min
0.80
Nom
0.85
Max
0.90
Dimension
L1
A1
0.00
0.03
0.05
aaa
b
1.15
1.20
1.25
Min
0.00
Nom
0.05
Max
0.10
0.10
bbb
0.10
D
3.20 BSC
ccc
0.08
e
2.54 BSC
ddd
0.10
E
4.00 BSC
eee
0.05
L
0.95
1.00
1.05
Table 2. Pad Connections
Table 3. Tri-State/Powerdown/Driver Stopped
Function on OE (3rd Option Code)
1
OE
2
GND
A
3
Output
4
VDD
Dimension
C1
E
X1
Y1
B
C
D
E
F
Open Active Active
Active
Active
Active
Active
1
Active
Level
TriState
Active
Powerdown
Active
Driver
Stopped
0
Level
Active
PowerDriver
Active
down
Stopped
TriState
Active
0 C CC CC
T TTT TT
(mm)
2.90
2.40
1.40
1.70
Y Y WW
0 = Si500
CCCCC = mark code
TTTTTT = assembly manufacturing code
YY = year
WW = work week
Figure 2. Top Mark
Figure 1. Recommended Land Pattern
Rev. 1.1
3
Si500S
Environmental Compliance
Parameter
Conditions/Test Method
Mechanical Shock
MIL-STD-883, Method 2002.4
Mechanical Vibration
MIL-STD-883, Method 2007.3 A
Resistance to Soldering Heat
MIL-STD-202, 260 C° for 8 seconds
Solderability
MIL-STD-883, Method 2003.8
Damp Heat
IEC 68-2-3
Moisture Sensitivity Level
J-STD-020, MSL 3
Ordering Information
The Si500S supports a variety of options including frequency, output format, supply voltage, and tristate/powerdown/output driver stopped mode. Specific device configurations are programmed into the Si500S at
time of shipment. Configurations are specified using the figure below. Silicon Labs provides a web-based part
number
utility
that
can
be
used
to
simplify
part
number
configuration.
Refer
to
www.silabs.com/SiliconXOPartnumber to access this tool. The Si500S silicon oscillator is supplied in a ROHScompliant, 4-pad, 3.2 x 4.0 mm package. Tape and reel packaging is available as an ordering option.
500S
X
X
X
XXMXXXX
A
C
X
R
Frequency
Si500 Oscillator
1 st Option Code
A
D
E
H
J
M
V DD
Format
3.3
3.3
2.5
2.5
1.8
1.8
CMOS
SSTL
CMOS
SSTL
CMOS
SSTL
R = Tape & Reel
Blank = Cut-Tape
xMxxxxx: fOUT < 10 MHz
xxMxxxx: 10 MHz < f OUT < 100 MHz
xxxMxxx: fOUT > 100 MHz
3 rd Option Code
Tri-State/Powerdown/
Output Driver Stopped
OE active high/tristate
A
OE active low/tristate
B
OE active high/powerdown
C
OE active low/powerdown
D
OE active high/driver stopped
E
OE active low/driver stopped
F
2 nd Option Code
A
B
Stability (ppm, max)
±150
±250
Oper. Temp Range
F
0 to 70 °C
*H
0 to 85 °C
Product Revision = C
Package
A
3.2 x 4.0 mm SMD
*Note: Only +250 ppm is supported.
4
Rev. 1.1
Si500S
DOCUMENT CHANGE LIST
Revision 0.3 to Revision 0.4

Revision B to Revision C updated in Ordering Information
0 to 85 C° Operating Temperature Range option added
 Multiple CMOS output format codes removed

Revision 0.4 to Revision 1.0


Clarified SSTL specifications.
Revised CMOS supply current max values .
Revision 1.0 to Revision 1.1

Updated Ordering information for ±250 ppm from 0 to
+85 °C.
 Updated jitter from 1.5 ps to 1.5 ps rms.
 Updated operating temperature to include extended
commercial at 0 to +85 °C.
Rev. 1.1
5
Si500S
CONTACT INFORMATION
Silicon Laboratories Inc.
400 West Cesar Chavez
Austin, TX 78701
Tel: 1+(512) 416-8500
Fax: 1+(512) 416-9669
Toll Free: 1+(877) 444-3032
Please visit the Silicon Labs Technical Support web page:
https://www.silabs.com/support/pages/contacttechnicalsupport.aspx
and register to submit a technical support request.
The information in this document is believed to be accurate in all respects at the time of publication but is subject to change without notice.
Silicon Laboratories assumes no responsibility for errors and omissions, and disclaims responsibility for any consequences resulting from
the use of information included herein. Additionally, Silicon Laboratories assumes no responsibility for the functioning of undescribed features
or parameters. Silicon Laboratories reserves the right to make changes without further notice. Silicon Laboratories makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Silicon Laboratories assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. Silicon Laboratories products are not designed, intended, or authorized for use in applications intended to
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6
Rev. 1.1