3.2 x 2.5 mm Package Pinout ...................................................................................................................................................... 1
Ordering Information .................................................................................................................................................................... 2
Dimensions and Patterns ― 3.2 x 2.5 mm................................................................................................................................. 15
Dimensions and Patterns ― 5.0 x 3.2 mm................................................................................................................................. 15
Dimensions and Patterns ― 7.0 x 5.0 mm................................................................................................................................. 16
Additional Information ................................................................................................................................................................ 17
Revision History ......................................................................................................................................................................... 18
Rev 1.05
Page 2 of 18
www.sitime.com
SiT3372
1 MHz to 220 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.
1
-15
-25
-35
-50
Operating Temperature Range
T_use
-20
-40
-40
-40
Supply Voltage
Vdd
2.97
2.7
2.52
2.25
Pull Range
PR
Typ.
–
–
–
–
–
–
–
–
–
3.3
3.0
2.8
2.5
Max.
220
+15
+25
+35
+50
+70
+85
+95
+105
3.63
3.3
3.08
2.75
Unit
MHz
ppm
ppm
ppm
ppm
°C
°C
°C
°C
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
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
Supply Voltage
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 1.05
Page 3 of 18
www.sitime.com
SiT3372
1 MHz to 220 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
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 = 3.3V or 2.5V
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 = 3.3V or 2.5V
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 = 3.3V or 2.5V
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
Guo Tianxiang's tutorial exercises, three independent keyboards to stop the timing when pressing the first one, start the timing when pressing the second one, and reset the count value to start from t...
[list] [*]CM4xx Mixed Signal Control Processors[*] [media=x,500,375]http://videos.analog.com/video/applications/motor-control/2678287478001/ADSP-CM40x-Series-of-Mixed-Signal-Processors/[/media] [/list...
[i=s] This post was last edited by jishuaihu on 2014-6-21 00:00 [/i] I got the MSP430 launchPad for a long time, but I have been idle. Today I took it out to play with it and encountered two problems....
Job Title:Hardware Engineer (System Board Design Engineer)
[b]Job Description:[/b]
-Participates on a project team of engineers involved in the specification, design, development and test of hardware ...
I wanted to consider the PIN interrupt mode for the key part for the human-machine interface, so I ran the example program without paying special attention! After burning it, an error occurred!At the ...
Today, the beautiful SOSO from EEWORLD informed me that my device is over 300 yuan and asked me to modify it. After looking at the list price, the price of the two chips based on AD9834 and AD5620 is ...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
51mcu
京公网安备 11010802033920号
EEWORLD
