LO214 Series
Low Power Dual Mode EMI Reduction Oscillator
Features
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FCC approved EMI attenuation
Proprietary Low EMI Phase Modulated SaΦ
ic™ Oscillator
Dual Mode Clock Output : Low phase jitter
clock or Low EMI clock
RoHS compliant & Pb free
AEC-Q100 G1 & G2
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Frequency range 20MHz ~ 40MHz
Supply voltage 1.62V ~ 3.63V
CMOS output
Operating temperature -40~125ºC
SMD seam sealing ceramic package
2.5mm x 2.0mm
Electrical Specifications
Item
Specification
Frequency
20MHz ~ 40MHz
Supply Voltage (VDD)
1.8V ~ 3.3V [1], ±10%
Output Type
CMOS
Output Load
15 pF
Oscillation Mode
Fundamental
Frequency Stability
±50 ppm [1] [2] [3]
Operation Temperature Range
-40ºC ~ 125ºC [1]
Storage Temperature Range
Output Voltage Low (VOL)
-55ºC ~ 125ºC
@ VDD = 3.3V, IOL = 12mA
@ VDD = 1.8V, IOL = 4mA
0.2VDD Max.
Output Voltage High (VOH)
@ VDD = 3.3V, IOH = -12mA
@ VDD = 1.8V, IOH = -4mA
0.8VDD Min.
Rise(Tr) / Fall(Tf) Time [4]
6 ns Max.
Dynamic Supply Current [5]
2.5mA EN=Low / 4.0mA EN=High
Duty Cycle [6]
45% ~ 55%
Start-Up Time
1 ms Max.
Phase Jitter (12kHz~5MHz)
0.5 ps Max. [3][5]
Aging (at 25ºC)
±3 ppm/year Max.
Modulation Output Clock Mode
Pin 1 selectable
[1] Ordering options
[2] Inclusive of frequency tolerance at 25°C, variations over operating temperature, supply voltage, load and 1st year
aging at 25°C.
[3] Modulation output clock mode is disabled.
[4] Tr measure between 10% to 90%, Tf measure between 90% to 10% at 15pF load and VDD 1.8V~3.3V
[5] Measure at 24MHz, VDD 1.8V
[6] Measure at VDD /2
Page 1
REV: V1.3
Notice: The information in this document is subject to change without notice.
www.lfc-semi.com
LO214 Series
Modulation Output Deviation
Frequency (MHz)
20
24
25
27
VDD 1.8V
± 0.54
± 0.62
± 0.65
± 0.70
[7], [8]
Deviation range (%) @25ºC
VDD 2.5V
VDD 3.3V
± 0.36
± 0.29
± 0.42
± 0.34
± 0.45
± 0.35
± 0.54
± 0.40
[7] The deviation range can vary by ±20% over voltage and temperature.
[8] Modulation output mode is enabled, contact us for available frequencies and deviation range.
Dimensions
Pad Function
1 EN
2 GND
3 OUTPUT
4 VDD
Suggested Layout
(Unit:mm)
mm)
(Unit:
Pin Definition
Pin#
Symbol
1
EN
2
3
4
GND
OUTPUT
VDD
Functionality
Modulation Output Clock Mode Enable Pin
H (Logic "1") : Enable
L (Logic "0") : Disable
Internal pull-high resistor
System ground reference
Oscillator output
System power supply
Marking
Duty Cycle Timing
Output Rise/Fall Timing
Temperature grade
A
Temperature range
-40ºC ~ 125ºC
Frequency stability (ppm)
±50
Page 2
REV: V1.3
Notice: The information in this document is subject to change without notice.
www.lfc-semi.com
LO214 Series
Schematics
Non-modulated clock output when R1=NC and, R2=0 ohm
Non-modulated clock output when GPIO=Low
Modulated clock output when R1=NC or 4.7K, R2=NC
Modulated clock output when GPIO=High
Ordering Information
LO214
Product series
A -
24M
-
Frequency in Hz
50
- C
Supply voltage
A : 3.3V
C : 1.8V
Operating temperature range
A : -40~125°
C
Frequency stability
50: +/-50ppm
Page 3
REV: V1.3
Notice: The information in this document is subject to change without notice.
www.lfc-semi.com
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