CrystalFree™ Differential Oscillator
Ultra Low Power Oscillators
3LG
PRELIMINARY DATA SHEET
Features
Frequency Range:
Output Type:
Stability:
Supply Voltage:
Power Consumption:
Standby Current:
Standard Package:
24 to 125MHz
LVDS / LVPECL / HCSL
± 50 ppm
2.5V, 3.3V
10.9
mA
(2.5V
LVDS)
< 1 uA
5.0 x 3.2 x 0.85
mm
7.0 x 5.0 x 0.85
mm
0 to 70 °C
Specifications
LVDS
LVPECL
HCSL
LVDS
Specifications
LVPECL
HCSL
LVDS:
LVPECL:
HCSL:
Operating Temperature:
This product is
rated
“Green”,
please
contact factory
for
environmental compliancy information
Specification
Symbol
Parameter
Conditions
100 Ω differential termination
50 Ω termination to VDD-2V
50 Ω termination to GND
Supply Voltage
VDD
2.5 V
3.3 V
F
STB
Frequency Stability
±50
ppm
±50
ppm
IDD
Supply Current
10.9 mA 27.6 mA
22 mA
11.3mA
34.1mA
22.7mA
I
OE
Quiescent Current
1 uA
1 uA
Input LOW
/ HIGH level
V
IL
/ V
IH
0.3VDD
(max)
/ 0.7VDD
(min)
0.3VDD
(max)
/ 0.7VDD
(min)
T
R
/ T
F
500/710ps 620/420ps 580/390ps 450/470ps 430/400ps 420/380ps
Rise
/ Fall Time
V
A
Amplitude
0.35V
0.71V
0.70V
0.35V
0.79V
0.70V
V
M
Mid Level (offset)
1.2 V
1.1V
0.35V
1.2 V
2V
0.35V
SYM
Symmetry
45 / 55%
45 / 55%
Start-up time
Period Jitter
Cycle to Cycle Jitter
Phase Jitter
Output Frequency
T
ST
PJ
RMS
CCJ
Max
φJ
FOUT
3.6 ps
33 ps
400 us
2.9 ps
22 ps
1.0 ps
33.333
Nominal
Total Frequency Stability*
100MHz
Maximum; OE = GND
At OE
pin
Maximum; 20/80% of
V
A
; Output load (CL) =
2pF
Single Ended output swing (Pk-Pk)
Worst case
Output valid time after VDD meets the specified range &
OE
transition
100MHz
100MHz; measured over 12k cycles
12k to 20MHz
(nominal)
125
400 us
2.5 ps
19 ps
2.9 ps
27 ps
3 ps
29 ps
1.0 ps
62.5
66.66
2.6 ps
24 ps
Standard Frequencies:
25
40
50
100
Note: Above specifications are typical at room temperature (25°C ) unless otherwise specified.
* Inclusive of initial frequency accuracy, operating temperature range, supply variation, load variation, 3 times solder reflow, shock, vibration and 10 years aging at 25°C.
Package Outline and Dimensions
5.0 ±0.05
1.30 ±0.05
1.50 ±0.05
Pin #1 ID
R 0.15°
Typical PCB Land Pattern
0.85 ±0.05
0.0-0.05
3.60
OE
5.08
VDD
7.0 x 5.0
(mm)
6L SMD
7.0 x 5.0mm
7.00 ±0.05
2.54 Bsc
0.25 Ref
N/C
GND
0.203 Ref.
1.60
OUTB
OUT
Top View
3.20 ±0.05
Bottom View
1.00 ±0.05
0.64 ±0.05
Pin #1 ID
Chamfer
0.30 x 45°
Side View
0.85 ±0.05
0.0-0.05
1.60
2.60
5.0 x 3.2
(mm)
OE
2.54
VDD
OUTB
OUT
1.50
5.0 x 3.2mm
6L SMD
5.00 ±0.05
1.27 Bsc
1.08 ±0.05
0.203 Ref.
N/C
GND
0.90
Top View
Oct 24, 2011
Bottom View
Side View
©2011 Integrated Device Technology, Inc
www.IDT.com
3LG Datasheet
CrystalFree™ Oscillator
Absolute Maximum Ratings
Temperature (°C)
Stresses beyond those listed under
Absolute Maximum Ratings
may cause permanent damage to the device. These ratings are
stress specifications only. Functional operation of product at
these or under any condition beyond those listed in the
operating specifications is not implied. Exposure to absolute
maximum rated conditions may affect product reliability.
Item
VDD
OE
OUT / OUTB
Storage Temperature
Solder Reflow Profile
40 sec (max)
250
200
150
100
50
150°C
60-180
sec
cm
ax
(260°C
max)
245°C
217°C
c
/sec
°
/
6
°
C
60-150
sec
a
ma x
4.6V
-0.5V to VDD + 0.5V
-0.5V to VDD + 0.5V
-65°C to 150°C
3
°
C/
se
Maximum Absolute Rating
Time
Pin Descriptions
Pin #
1
2
3
4
5
6
Output Waveform
T
R
T
F
Name
OE
N/C
GND
OUT
2
OUTB
2
VDD
1
Description
Output enable (0 = Output Disabled)
Do not connect
Ground
Positive
Output
Negative
Output
Power
80%
V
M
20%
V
A
1. Pulled high internally
2. Weak pull down to GND
SYM = t
1
/ t
2
t
1
t
2
Ordering Information
3LG1
Output
2:
3:
4:
HCSL
LVPECL
LVDS
4
B
22.5792
125.000
CTG
C
8
Package
Suffix
Minimum Order Quantity (MOQ)
T&R
Bulk
2500
2500
1250 (25
Tubes)
1190 (17
Tubes)
Factory Order Increment (FOI)
T&R
Bulk
2500
2500
1250 (25
Tubes)
1190 (17
Tubes)
Voltage
B: 3.3V
C: 2.5V
CUG:
7.0 x 5.0 x 0.85
CTG:
5.0 x 3.2 x 0.85
* See frequency table or contact IDT
Frequency
24 to 125MHz*
Package
Shipping
Blank:
Tubes
8:
Tape and Reel
CUG
CTG
Sales
6024 Silver Creek Valley Road
San Jose, California 95138
800-345-7015
(inside USA)
+1 408-284-8200
(outside USA)
Fax: 408-284-2775
Technical Support
crystalfreetechsupport@idt.com
+1 408-360-5656
DISCLAIMER Integrated Device Technology, Inc. (IDT) and its subsidiaries reserve the right to modify the products and/or specifications described herein at any time and at IDT’s sole discretion. All information in this document, including descriptions of
product features and performance, is subject to change without notice. Performance specifications and the operating parameters of the described products are determined in the independent state and are not guaranteed to perform the same way when
installed in customer products. The information contained herein is provided without representation or warranty of any kind, whether express or implied, including, but not limited to, the suitability of IDT’s products for any particular purpose, an implied
warranty of merchantability, or non-infringement of the intellectual property rights of others. This document is presented only as a guide and does not convey any license under intellectual property rights of IDT or any third parties.
IDT’s products are not intended for use in life support systems or similar devices where the failure or malfunction of an IDT product can be reasonably expected to significantly affect the health or safety of users. Anyone using an IDT product in such a
manner does so at their own risk, absent an express, written agreement by IDT.
Integrated Device Technology, IDT and the IDT logo are registered trademarks of IDT. Other trademarks and service marks used herein, including protected names, logos and designs, are the property of IDT or their respective third party owners.
Copyright 2010, 2011. All rights reserved.
Oct 24, 2011
www.IDT.com
©2011 Integrated Device Technology, Inc
DIY/Open Source Hardware
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