Features .......................................................................................................................................................................................1
Ordering Information .....................................................................................................................................................................2
Dimensions and Patterns ― 3.2 x 2.5 mm .................................................................................................................................14
Dimensions and Patterns ― 5.0 x 3.2 mm .................................................................................................................................14
Dimensions and Patterns ― 7.0 x 5.0 mm .................................................................................................................................15
Additional Information .................................................................................................................................................................16
Revision History ..........................................................................................................................................................................17
Rev 1.07
Page 3 of 17
www.sitime.com
SiT3373
220 MHz to 725 MHz Ultra-low Jitter Differential VCXO
Electrical Characteristics
Table 2. Electrical Characteristics – Common to LVPECL, LVDS and HCSL
All Min and Max limits in the Electrical Characteristics tables are specified over temperature and rated operating voltage with standard
output termination shown in the termination diagrams. Typical values are at 25°C and nominal supply voltage.
Parameter
Output Frequency Range
Frequency Stability
Symbol
f
F_stab
Min.
220.000001
-15
-25
-35
-50
Operating Temperature Range
T_use
-20
-40
-40
-40
Supply Voltage
Vdd
2.97
2.70
2.52
2.25
Pull Range
Upper Control Voltage
Lower Control Voltage
Control Voltage Input Impedance
Control Voltage Input Bandwidth
Pull Range Linearity
Frequency Change Polarity
Input Voltage High
Input Voltage Low
Input Pull-up Impedance
Duty Cycle
Start-up Time
OE Enable/Disable Time
PR
VC_U
VC_L
VC_z
V_c
Lin
–
VIH
VIL
Z_in
DC
T_start
T_oe
70%
–
–
45
–
–
Typ.
–
–
–
–
–
–
–
–
–
3.30
3.00
2.80
2.50
Max.
725
+15
+25
+35
+50
+70
+85
+95
+105
Supply Voltage
3.63
3.30
3.08
2.75
V
V
V
V
ppm
Vdd
Vdd
MΩ
kHz
%
–
–
30%
-
55
3.0
3.8
Vdd
Vdd
kΩ
%
ms
µs
Measured from the time Vdd reaches its rated minimum value.
f = 322.265625 MHz. Measured from the time OE pin reaches
rated VIH and VIL to the time clock pins reach 90% of swing
and high-Z. See
Figure 9
and
Figure 10
Pin 2, OE
Pin 2, OE
Pin 2, OE logic high or logic low
Contact SiTime
for other input bandwidth options
See the APR (Absolute Pull Range)
Table 11.
Contact SiTime
for custom pull range options
Voltage at which maximum frequency deviation is guaranteed
Voltage at which minimum frequency deviation is guaranteed
Unit
MHz
ppm
ppm
ppm
ppm
°C
°C
°C
°C
Extended Industrial
Extended Commercial
Industrial
Condition
Accurate to 6 decimal places
Inclusive of initial tolerance, operating temperature, rated
power supply voltage, load variations, and first year aging
at 25°C, with VIN voltage at Vdd/2.
±15
ppm is only guaranteed for pull range up to
±100
ppm.
Frequency Range
Frequency Stability
Temperature Range
Voltage Control Characteristics
±25, ±50, ±80, ±100, ±150, ±200,
±400, ±800, ±1600, ±3200
90%
–
–
–
–
–
–
10
10
–
Positive Slope
–
–
100
–
–
–
–
10%
–
–
1.0
Input Characteristics
Output Characteristics
Startup and OE Timing
Rev 1.07
Page 4 of 17
www.sitime.com
SiT3373
220 MHz to 725 MHz Ultra-low Jitter Differential VCXO
Table 3. Electrical Characteristics – LVPECL Specific
Parameter
Current Consumption
OE Disable Supply Current
Output Disable Leakage Current
Maximum Output Current
Output High Voltage
Output Low Voltage
Output Differential Voltage Swing
Rise/Fall Time
RMS Period Jitter
[4]
RMS Phase Jitter (random)
Symbol
Idd
I_OE
I_leak
I_driver
VOH
VOL
V_Swing
Tr, Tf
T_jitt
T_phj
–
0.220
0.270
ps
Min.
–
–
–
–
Vdd-1.15
Vdd-1.9
1.2
–
–
Typ.
–
–
0.15
–
–
–
1.6
225
1.0
Max.
97
63
–
32
Vdd-0.7
Vdd-1.5
2.0
290
1.6
Unit
mA
mA
A
mA
V
V
V
ps
ps
Condition
Excluding Load Termination Current, Vdd = 3.3 V or 2.5 V
OE = Low
OE = Low
Maximum average current drawn from OUT+ or OUT-
See
Figure 5
See
Figure 5
See
Figure 6
20% to 80%, see
Figure 6
f = 322.265625 MHz, Vdd = 3.3 V or 2.5 V
f = 322.265625 MHz, Integration bandwidth = 12 kHz to 20 MHz,
all Vdd levels, includes spurs, pull range =
±100
ppm.
Temperature ranges -20 to 70°C and -40 to 85°C
f = 322.265625 MHz, Integration bandwidth = 12 kHz to 20 MHz,
all Vdd levels, includes spurs, pull range =
±100
ppm.
Temperature ranges -40 to 95°C and -40 to 105°C
f = 156.25 or 322.265625 MHz, IEEE802.3-2005 10 GbE jitter
mask integration bandwidth = 1.875 MHz to 20 MHz,
all Vdd levels
f = 322.265625 MHz, Vdd = 3.3 V or 2.5 V
f = 322.265625 MHz, Integration bandwidth = 12 kHz to 20 MHz,
all Vdd levels, includes spurs, pull range =
±100
ppm.
Temperature ranges -20 to 70°C and -40 to 85°C
f = 322.265625 MHz, Integration bandwidth = 12 kHz to 20 MHz,
all Vdd levels, includes spurs, pull range =
±100
ppm.
Temperature ranges -40 to 95°C and -40 to 105°C
f = 322.265625 MHz, IEEE802.3-2005 10 GbE jitter mask
integration bandwidth = 1.875 MHz to 20 MHz, all Vdd levels
MPU model inquired: STM32F103ZET6Reference manual: 14611.pdfQuestion: When the MPU runs at 72MHZ, if the program runs in FLASH, what is the execution rate?Because: Manual page 1:Features: 72 MHz maxim...
[b]Content Introduction: [/b]Circuit Fundamentals are the starting knowledge for learning electronic technology. This book is written to enable beginners to quickly master the basic knowledge of circu...
Haha, I want to discuss a question with you here, that is, what is the future of being an electronic engineer? Nowadays, this society is too materialistic, and there are fewer and fewer people like us...
Experts, I use DOC, and run it under tornado2.0. Now I need to make a bootrom. The boot line is "tffs=0,0(0,0)zw:c:/Tornado/target/config/pcPentium/VxWorks h=192.9.200.69 e=192.9.200.68 u=zw pw=zw f=0...
Title: Software Talent Division
2008-03-18 09:32:291. Layman type : Almost no learning ability, let alone innovation ability. For example, I bought a book like "Learn VB Programming with Me Step by St...
29. What is the requirement for phase noise at 1k offset, 10kHz offset, and 100kHz offset for GSM handset? What conditions need to be met when the phase noise of GSM handset is 1k, 10kHz and 100kHz? A...
Overview
Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[Details]
At the beginning of the new year of 2018, after the release of the national photovoltaic policy, we found that the state’s support for village-level poverty alleviation power stations has not weake...[Details]
According to MiningWeekly, citing Bloomberg News, California, which is using power batteries to boost the electric vehicle craze, is launching another similar public utility revolution, which may c...[Details]
Whether it is a user or an enterprise, building a photovoltaic power station is a huge investment. The happiest thing for the owner is that the power station can generate electricity stably and gen...[Details]
I. The best companies
First of all, I would like to say that, at present, JinkoSolar is still the best photovoltaic company in the world and a leading company in the industry, which ha...[Details]
China Energy Storage Network:
Energy Internet is a new form of energy industry development that deeply integrates the Internet with energy production, transmission, storage, consumption and e...[Details]
Qi Zhixin, director of the Science and Technology Equipment Department of the National Energy Administration, said that the "Guiding Opinions on Promoting the Development of Energy Storage Technolo...[Details]
Photovoltaic panels and electric cars for sale at the same location. Photo: Mark Dixon.
Tesla Inc. (NASDAQ: TSLA) reported a net loss of $1.96 billion (€1.6 billion) in 2017, u...[Details]
China Energy Storage Network News:
On October 11, 2017, the National Development and Reform Commission, the Ministry of Finance, the Ministry of Science and Technology, the Ministry of Indust...[Details]
China Energy Storage Network News:
On December 17, 2016, the Global Chinese Electrical and Energy Spring Tea Party was held at the Xijiao Hotel, with more than 100 representatives from home a...[Details]
BayWa Renewable Energy and Huawei executives met in Shenzhen this week to finalise the deal, signing a global procurement framework contract that will see Huawei supply inverters for an initial 400...[Details]
China Energy Storage Network News:
On November 15, the 2016 China Electrical Engineering Society Annual Conference with the theme of "Innovation-driven and Power Transformation Development" w...[Details]
German manufacturer KACO New Energy GmbH will supply 300 MW of solar PV inverter power to Korean distributor and EPC provider DNE Solar.
DNE Solar will order string inverters from KACO new...[Details]
Charging facilities are important supporting measures for new energy electric vehicles. At present, the charging piles are not obvious, not fully compatible, the charging parking spaces are occupie...[Details]
Recently, our company has completed the research and development of a new intelligent microgrid energy storage system, and the first batch of products has been delivered, which has been highly prai...[Details]