Ordering Information .................................................................................................................................................................... 2
Dimensions and Patterns ― 3.2 x 2.5 mm................................................................................................................................. 13
Dimensions and Patterns ― 5.0 x 3.2 mm................................................................................................................................. 13
Dimensions and Patterns ― 7.0 x 5.0 mm................................................................................................................................. 14
Additional Information ................................................................................................................................................................ 15
Revision History ......................................................................................................................................................................... 16
Rev 1.01
Page 2 of 18
www.sitime.com
SiT3342
1 MHz to 220 MHz Ultra-low Jitter, Endura™ Series 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.
1
-15
-25
-35
-50
Operating Temperature Range
T_use
-20
-40
-40
-40
Acceleration (g) sensitivity,
Gamma Vector
Supply Voltage
F_g
–
Typ.
–
–
–
–
–
–
–
–
–
–
Max.
220
+15
+25
+35
+50
+70
+85
+95
+105
0.1
Unit
MHz
ppm
ppm
ppm
ppm
°C
°C
°C
°C
ppb/g
Extended Industrial
Low sensitivity grade; total gamma over 3 axes; 15 Hz to 2 kHz;
MIL-PRF-55310, computed per section 4.8.18.3.1
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
Rugged Characteristics
Supply Voltage
Vdd
2.97
2.7
2.52
2.25
Pull Range
PR
3.3
3.0
2.8
2.5
3.63
3.3
3.08
2.75
V
V
V
V
ppm
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
Contact SiTime
for other input bandwidth options
Voltage Control Characteristics
±25, ±50, ±80, ±100, ±150,
±200, ±400, ±800, ±1600,
±3200
90%
–
–
–
–
–
–
10
10
–
–
10%
–
–
1.0
–
Input Characteristics
Input Voltage High
Input Voltage Low
Input Pull-up Impedance
Duty Cycle
Startup Time
OE Enable/Disable Time
VIH
VIL
Z_in
DC
T_start
T_oe
70%
–
–
45
–
–
–
–
100
–
–
–
–
30%
-
55
3.0
3.8
Vdd
Vdd
kΩ
%
ms
µs
Measured from the time Vdd reaches its rated minimum value
f = 156.25 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
Upper Control Voltage
Lower Control Voltage
Control Voltage Input Impedance
Control Voltage Input Bandwidth
Pull Range Linearity
Frequency Change Polarity
VC_U
VC_L
VC_z
V_c
Lin
–
Vdd
Vdd
MΩ
kHz
%
Positive Slope
Output Characteristics
Startup and OE Timing
Rev 1.01
Page 3 of 18
www.sitime.com
SiT3342
1 MHz to 220 MHz Ultra-low Jitter, Endura™ Series 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
Min.
–
–
–
–
Vdd-1.15
Vdd-2.0
1.2
–
–
–
Typ.
78
53
0.15
–
–
–
1.6
225
1.0
0.225
Max.
92
61
–
33
Vdd-0.7
Vdd-1.5
2.0
290
1.6
0.270
Unit
mA
mA
A
mA
V
V
V
ps
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 = 100, 156.25 or 212.5 MHz, Vdd = 3.3 V or 2.5 V
f = 156.25 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 = 156.25 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 MHz, IEEE802.3-2005 10 GbE jitter mask integration
bandwidth = 1.875 MHz to 20 MHz, includes spurs, all Vdd
levels
f = 100, 156.25 or 212.5 MHz, Vdd = 3.3 V or 2.5 V
f = 156.25 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 = 156.25 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 MHz, IEEE802.3-2005 10 GbE jitter mask integration
bandwidth = 1.875 MHz to 20 MHz, includes spurs, all Vdd
As a PCB engineer with style and pursuit, how can you draw a neat, efficient and reliable PCB diagram? PCB design seems complicated. It is necessary to consider the direction of various signals and th...
The detection circuit diagram is posted here. The DC voltage value is 500V. R20, R26, R27, R28 and Rx form a sampling resistor between DC+, GND and DC-. The purpose is to collect the voltage across R2...
〓LCD panel〓 LCD panel has a very close relationship with LCD monitors. The output, quality and other factors of LCD panel are related to the quality, price and market trend of LCD monitors. Among the...
Today at 10:00 AM, there will be a prize live broadcast: [Nichicon's new power storage device that opens up the IoT society] [url=https://en.eeworld.com/bbs/huodongform/index.php?id=262&sid=107][b][fo...
Achronix Semiconductor, a leader in high-performance field programmable gate array (FPGA) and embedded FPGA (eFPGA) semiconductor intellectual property (IP), and Mobiveil, a rapidly growing technolog...[Details]
In order to thoroughly implement the "carbon peak and carbon neutrality" strategic deployment, develop biomass energy and renewable energy, upgrade traditional industries, eliminate pollution and p...[Details]
Server virtualization can help companies improve efficiency and uptime while reducing capital expenditures and operating expenses for hardware purchases. In addition, it can also help achieve power...[Details]
I have been working on the communication between NRF24L01 and ATmega16 recently. I don't know if there is any problem with the program. The two LEDs of the receiving module will light up only when the...[Details]
In the development history of embedded systems, the Linux operating system has been widely used in the embedded field due to its open source code, clear structure, powerful functions and strong porta...[Details]
The embedded main control module uses the microcontroller LPC2148 based on the ARM7TDMI-S core, which has a very high degree of integration. It has 40kB of on-chip static RAM and 512kB of on-chip F...[Details]
After the GPIO register is converted by the ioremap function, the physical address (the actual address of the register) can be controlled by directly controlling the virtual address, thus realizing t...[Details]
In uCOS-II, or any preemptive OS system, interrupt nesting is a problem that must be solved. In conclusion, not all CPUs support interrupt nesting, even the ARM series cores. For the ARM7 series, suc...[Details]
Vitaly Nesis, CEO of Russia's precious metals mining group, warned that the chip shortage faced by global automakers is about to spread to the natural resources sector, which will undoubtedly add to ...[Details]
With the development of society and modern technology, the Internet of Things has come and has attracted the attention of many countries and people. The Internet of Things is developed based on the e...[Details]
1. Overview
In microcomputer-controlled electrical equipment, it is often necessary to convert digital signals into analog signals to drive the operation of electrical equipment. In this proces...[Details]
Let us analyze the situation during the shutdown period of the control switch K.
During Toff, the control switch K is turned off, and the current flowing through the primary coil of the transf...[Details]
In today's world of rapid technological advancement, the servo, as one of the core components of the robot, plays a vital role. Its performance is directly related to the robot's motion control, st...[Details]
The Challenge:
Protect historical relics by monitoring environmental factors without affecting their original appearance.
The Solution:
Using LabVIEW, NI
Wireless
Sensor
...[Details]
On October 30, the "Unite and Work Together" meeting between the leaders of Beijing Puneng's shareholder units and all employees was successfully held in Beijing. Han Changan, Chairman of the Board of...[Details]
Download Centre
京公网安备 11010802033920号
EEWORLD
