100% pin-to-pin drop-in replacement to quartz-based TCXO
■
Excellent total frequency stability as low as ±0.5 PPM
■
Ultra low phase jitter: 0.5 ps (12 kHz to 20 MHz)
■
Voltage control option with pull range of ±12.5 PPM
■
LVCMOS/HCMOS compatible output
■
Voltage control, standby, output enable or no connect modes
■
Three industry-standard 4-pin packages: 3.2 x 2.5, 5.0 x 3.2, 7.0 x 5.0 mm (For 6-pin, contact SiTime)
■
Outstanding silicon reliability of 2 FIT (10x improvement over quartz-based devices)
■
Ultra short lead time
■
Ideal for telecom, networking, smart meter, GPS and wireless applications
■
Specifications
Electrical Characteristics
Parameter
Output Frequency Range
Frequency Stability
Initial tolerance
Stability over temperature
Symbol
f
F_init
F_stab
Min.
1
-1
-0.5
-1
-1.5
-2.5
-5
Supply Voltage
Output Load
Aging
Operating Temperature Range
Supply Voltage
F_vdd
F_load
F_aging
T_use
Vdd
–
–
–1.0
-20
-40
1.71
2.25
2.52
2.70
2.97
10
–
–
–
–
45
–
90%
–
–
70%
–
–
–
–
–
–
Typ.
–
–
–
–
–
–
–
50
0.1
–
–
–
1.8
2.5
2.8
3.0
3.3
±12.5, ±25, ±50
–
Positive slope
–
32
31
10
–
1.5
–
–
–
–
–
–
–
6
1.7
0.5
Max.
80
1
+0.5
+1
+1.5
+2.5
+5
–
–
1.0
+70
+85
1.89
2.75
3.08
3.3
3.63
90
8
TBD
TBD
TBD
55
–
–
10%
15
–
30%
10
TBD
TBD
–
–
PPB
PPM
PPM
°C
°C
V
V
V
V
V
PPM
%VDD
–
kHz
mA
mA
μA
%
ns
Vdd
Vdd
pF
Vdd
Vdd
ms
ms
ms
ps
ps
Unit
MHz
PPM
PPM
PPM
PPM
PPM
Condition
Refer to the freqeuncy list (back page) for available frequencies
at 25°C
Over operating temperature range at rated nominal power supply-
voltage (1.8V, 2.5V, 2.8V, 3.0V or 3.3V) and nominal load (15 pF).
±10% Vdd (±5% for Vdd = 1.8V)
±10% of
15 pF load
1st year, 25°C
Extended Commercial
Industrial
Pull Range
Control Voltage
Frequency Change Polarity
Control Voltage -3dB Bandwidth
Current Consumption
Standby Current
Duty Cycle
Rise/Fall Time
Output Voltage High
Output Voltage Low
Output Load
Input Voltage High
Input Voltage Low
Startup Time
OE Enable/Disable Time
Resume Time
RMS Period Jitter
RMS Phase Jitter (random)
PR
VC
–
V_BW
Idd
I_stby
DC
Tr, Tf
VOH
VOL
Load
VIH
VIL
T_start
T_oe
T_resume
T_jitt
T_phj
No load condition, f = 20 MHz, Vdd = 2.5 V, 2.8 V 3.0 V or 3.3 V
No load condition, f = 20 MHz, Vdd = 1.8 V
ST = GND, All Vdd, Weak internal pull down
All Vdds.
15 pF load, 10% - 90% Vdd
IOH = TBD mA
IOL = TBD mA
At maximum frequency and supply voltage. Contact SiTime for higher
output load option
Pin 1, OE or ST
Pin 1, OE or ST
Measured from the time Vdd reaches its rated minimum value
Measured from the time ST pin crosses 50% threshold
f = 10 MHz, all Vdds
f = 10 MHz, Integration bandwidth = 12 kHz to 20MHz,
All Vdds
SiTime Corporation
Rev. 0.51
990 Almanor Avenue
Sunnyvale, CA 94085
(408) 328-4400
www.sitime.com
Revised August 18, 2011
SiT5000
Standard Frequency MEMS TCXO and VCTCXO
Advanced Information
■
Specifications (Cont.)
Pin Description Tables
Pin #1 Functionality
VIN
0 - Vdd: produces voltage dependent frequency change
OE
H or Open
[1]
: specified frequency output
L: output is high impedance
ST
H or Open
[1]
: specified frequency output
L: output is low level (weak pull down). Oscillation stops
NC
H or L or Open: No effect on device functions
Pin Map
Pin
1
2
3
4
Connection
OE/ST/NC/VC
GND
CLK
VDD
Absolute Maximum Ratings
Attempted operation outside the absolute maximum ratings of the part may cause permanent damage to the part. Actual performance of the IC
is only guaranteed within the operational specifications, not at absolute maximum ratings.
Parameter
Storage Temperature
VDD
Electrostatic Discharge (Human Body Model)
Soldering Temperature (follow standard Pb free soldering guidelines)
Number of Program Writes
Program Retention over -40 to 125°C, Process, VDD (0 to 3.65 V)
Min.
-65
-0.5
–
–
–
1,000+
Max.
150
4
2000
260
1
–
Unit
°C
V
V
°C
NA
years
Environmental Compliance
Parameter
Mechanical Shock
Mechanical Vibration
Temperature Cycle
Solderability
Moisture Sensitivity Level (MSL)
Condition/Test Method
MIL-STD-883F, Method 2002
MIL-STD-883F, Method 2007
JESD22, Method A104
MIL-STD-883F, Method 2003
MSL1 @ 260°C
Phase Noise Plot
P h a s e N o is e , 1 0 M H z c a r r ie r , 3 .3 V , L V C M O S o u tp u t, T C X O
-1 0 0
-1 1 0
-1 2 0
-1 3 0
-1 4 0
-1 5 0
-1 6 0
-1 7 0
3
10
In te g r a te d r a n d o m p h a s e jit te r ( R M S , 1 2 k H z - 5 M H z ) : 0 .5 2 p s
Phase Noise (dBc/Hz)
10
4
10
F r e q u e n c y O ffs e t ( H z )
5
10
6
Note:
1. In 1.8V mode, a resistor of <100 kΩ between OE pin and Vdd is required. For other supply voltage options, SiTime recommends using a similar pull-up resistor.
Rev. 0.51
Page 2 of 4
www.sitime.com
SiT5000
Standard Frequency MEMS TCXO and VCTCXO
Advanced Information
‘‘
■
Dimensions and Land Patterns
Package Size – Dimensions (Unit: mm)
[2]
3.2 x 2.5 x 0.75 mm
3.2 ± 0.15
#4
#3
#3
Recommended Land Pattern (Unit: mm)
[3]
2.1
#4
2.2
0.9
YXXXX
2.5 ± 0.15
0.75 ± 0.05
0.9
1.4
5.0 x 3.2 x 0.75 mm
5.0 ± 0.15
#4
#3
#3
2.39
#4
2.54
YXXXX
3.2 ± 0.15
0.8
0.75 ± 0.05
1.15
1.5
7.0 x 5.0 x 0.90 mm
7.0 ± 0.15
5.08
5.08
5.0 ± 0.15
2.6
YXXXX
1.1
3.81
0.90 ± 0.10
1.4
2.2
Notes:
2. Top marking: Y denotes manufacturing origin and XXXX denotes manufacturing lot number. The value of “Y” will depend on the assembly location of the device.
3. A capacitor of value 0.1
μF
between Vdd and GND is recommended.
Rev. 0.51
Page 3 of 4
2.0
1.6
#1
#2
#2
#1
1.1
2.2
1.2
#1
#2
#2
#1
0.7
1.9
www.sitime.com
SiT5000
Standard Frequency MEMS TCXO and VCTCXO
Advanced Information
■
Part No. Guide
-
How to Order
SiT5000AC -2D-18VQ-1 9 .200000T
Packaging
Part Family
SiT5000
Revision Letter
“A” is the revision
Temperature Range
“C” Commercial, -20 to 70ºC
“I” Industrial, -40 to 85ºC
Output Waveform
“-“ Default
[4]
Package Size
“2” 3.2 x 2.5 mm
“3” 5.0 x 3.2 mm
“8” 7.0 x 5.0 mm
Frequency Stability
“K” for ±0.5 PPM
“A” for ±1.0 PPM
“B” for ±1.5 PPM
“D” for ±2.5 PPM
“E” for ±5 PPM
“T”: Tape & Reel, 3K reel
“Y”: Tape & Reel, 1K reel
Blank for Bulk
Frequency
See supported frequency list
“0” for fixed frequency
(Pin1 = “E”, “S” or “N” options)
Pull Range Options
(Pin1 = “V” option only)
“Q” for ±12.5 PPM
Feature Pin (pin 1)
“V” for Voltage Control
“E” for Output Enable
“S” for Standby
“N” for No Connect
Supply Voltage
“18” for 1.8 V ±5%
“25” for 2.5 V ±10%
“28” for 2.8 V ±10%
“30” for 3.0 V ±10%
“33” for 3.3 V ±10%
Supported Frequencies
10 MHz
16.3676 MHz
20.8 MHz
12 MHz
24 MHz
12.288 MHz
25 MHz
12.8 MHz
16.369 MHz
26 MHz
13 MHz
16.8 MHz
27.456 MHz
14.4 MHz
19.2 MHz
33.6 MHz
14.7456 MHz
19.44 MHz
38.4 MHz
16 MHz
19.68 MHz
40 MHz
16.357 MHz
20 MHz
16.367667 MHz 16.368 MHz
Notes:
4. Contact SiTime for SoftEdge
TM
output waveform that reduces EMI and is similar to clipped sinewave in functionality
Product which is caused in whole or in part by (i) use of any circuitry other than circuitry embodied in a SiTime product, (ii) misuse or abuse including static discharge, neglect or accident, (iii)
unauthorized modification or repairs which have been soldered or altered during assembly and are not capable of being tested by SiTime under its normal test conditions, or (iv) improper
installation, storage, handling, warehousing or transportation, or (v) being subjected to unusual physical, thermal, or electrical stress.
Disclaimer:
SiTime makes no warranty of any kind, express or implied, with regard to this material, and specifically disclaims any and all express or implied warranties, either in fact or by
operation of law, statutory or otherwise, including the implied warranties of merchantability and fitness for use or a particular purpose, and any implied warranty arising from course of dealing or
usage of trade, as well as any common-law duties relating to accuracy or lack of negligence, with respect to this material, any sitime product and any product documentation. products sold by
sitme are not suitable or intended to be used in a life support application or component, to operate nuclear facilities, or in other mission critical applications where human life may be involved or
at stake. all sales are made conditioned upon compliance with the critical uses policy set forth below.
CRITICAL USE EXCLUSION POLICY
BUYER AGREES NOT TO USE SITIME'S PRODUCTS FOR ANY APPLICATION OR IN ANY COMPONENTS USED IN LIFE SUPPORT DEVICES OR TO OPERATE NUCLEAR FACILITIES
OR FOR USE IN OTHER MISSION-CRITICAL APPLICATIONS OR COMPONENTS WHERE HUMAN LIFE OR PROPERTY MAY BE AT STAKE.
SiTime owns all rights, title and interest to the intellectual property related to SiTime's products, including any software, firmware, copyright, patent, or trademark. The sale of SiTime products
does not convey or imply any license under patent or other rights. SiTime retains the copyright and trademark rights in all documents, catalogs and plans supplied pursuant to or ancillary to
the sale of products or services by SiTime. Unless otherwise agreed to in writing by SiTime, any reproduction, modification, translation, compilation, or representation of this material shall be
[i=s]This post was last edited by 574433742 on 2015-8-21 06:36[/i] [size=4][color=#0000ff][b]Samba server configuration:[/b][/color][/size] [size=4] Let's build a samba server to share data between th...
When I was working on the kernel, it reminded me that the disk space was insufficient, so I looked for solutions online to increase the space and expanded the hard disk space by 5G. Finally, I used Gp...
Our company specializes in the production of network transformers. If you need samples, please contact us! 0574-63620701 victor721@163.com, nico721@21cn.com www.yutai-elec.com RTL8019AS,RTL8201,RTL820...
[url=http://club.topsage.com/thread-256307-1-1.html]Computer Organization Principles Video Tutorial by Liu Ziliang from Jilin University, all 48 parts + 2 tutorials, csf format full version download[/...
I would like to ask the moderator, the FSMC NOR/SRAM chip select NE1 of STM32F103VC and the NAND FLASH chip select NCE2 are on the same pin. In this case, can I not connect the LCD and NAND FLASH at t...
[p=24, null, left][/p][p=24, null, left][color=rgb(62, 62, 62)][font=微软雅黑][size=3]According to the US major newspaper WSJ, Intel is negotiating to acquire Altera. [/size][/font][/color][/p][p=24, null...
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
1 Introduction
The stepper motor is an actuator of an open-loop servo motion system, which is controlled in a pulse mode and outputs angular displacement. Compared with AC servo motors and DC servo ...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
FPGA/CPLD
京公网安备 11010802033920号
EEWORLD
