SiT3701
Smallest Voltage Controlled MEMS Oscillator (VCMO)
■
Features, Benefits and Applications
■
The world’s only VCMO with programmable pull range: ±60 PPM, ±120 PPM, ±240 PPM
■
Typical pull range linearity of 0.06%
■
1-110 MHz frequency range
■
LVCMOS/LVTTL compatible output
■
Typical power consumption of 6.1 mA in active mode
■
Typical VCMO tuning voltage: 0 V to 1.85 V for all Vdds
■
Four industry-standard 4-pin packages: 2.5 x 2.0, 3.2 x 2.5, 5.0 x 3.2, 7.0 x 5.0 mm
■
All-silicon timing device with outstanding reliability of 2 FIT (10x improvement over
quartz-based devices), enhancing system MTBF
■
Ultra short lead time
■
Ideal for Set-top Box, DTV, DVD-R, instrumentation, low bandwidth analog PLL,
networking and communications
■
Specifications
Electrical Characteristics
Parameter
Output Frequency Range
Frequency Stability
Symbol
f
F_stab
Min.
1
-20
-25
-30
-50
Pull Range
[1,2]
Typ.
–
–
–
–
–
±60, ±120, ±240
–
–
0.06
Positive slope
–
–
1.8
2.5
2.8
3.3
6.7
6.1
–
–
1
1
–
Max.
110
+20
+25
+30
+50
1.85
0.1
0.25
+70
+85
1.89
2.75
3.08
3.63
7.5
6.7
55
60
2.0
2.5
–
Unit
MHz
PPM
PPM
PPM
PPM
PPM
V
V
%
–
°C
°C
V
V
V
V
mA
mA
%
%
ns
ns
%Vdd
Condition
Inclusive of: Initial stability, operating temperature, rated power,
supply voltage change, load change.
±20 PPM is available for extended commercial temperature
only.
PR
VC_U
VC_L
Lin
–
T_use
Vdd
1.55
0
–
-20
-40
1.71
2.25
2.52
2.97
–
–
45
40
–
–
90
Upper Control Voltage
Lower Control Voltage
Linearity
Frequency Change Polarity
Operating Temperature Range
Supply Voltage
All Vdds. Voltage at which maximum deviation (+60, +120,
+240 PPM) is guaranteed.
All Vdds. Voltage at which maximum deviation (-60, -120,
-240 PPM) is guaranteed.
Extended Commercial
Industrial
Current Consumption
Duty Cycle
Rise/Fall Time
Output Voltage High
Idd
DC
Tr, Tf
VOH
No load condition, f = 20 MHz, Vdd = 2.5 V, 2.8 V or 3.3 V
No load condition, f = 20 MHz, Vdd = 1.8 V
All Vdds. f <= 75 MHz
All Vdds. f > 75 MHz
Vdd = 2.5, 2.8 or 3.3 V, 20% - 80% Vdd level
Vdd = 1.8 V, 20% - 80% Vdd level
IOH = -4 mA (Vdd = 3.3 V)
IOH = -3 mA (Vdd = 2.8 V and Vdd = 2.5 V)
IOH = -2 mA (Vdd = 1.8 V)
IOL = 4 mA (Vdd = 3.3 V)
IOL = 3 mA (Vdd = 2.8 V and Vdd = 2.5 V)
IOL = 2 mA (Vdd = 1.8 V)
Maximum frequency and supply voltage
Contact SiTime for higher output load
Time @ minimum supply voltage to be zero
f = 75 MHz, Vdd = 1.8 V
f = 75 MHz, Vdd = 2.5 V, 2.8 V or 3.3 V
f = 75 MHz, Integration bandwidth = 900 kHz to 7.5 MHz,
VDD = 2.5 V, 2.8 V, or 3.3 V
f = 75 MHz, Integration bandwidth = 900 kHz to 7.5 MHz,
VDD = 1.8 V
Output Voltage Low
VOL
–
–
10
%Vdd
Output Load
Start-up Time
RMS Period Jitter
RMS Phase Jitter (random)
Ld
T_osc
T_jitt
T_phj
–
–
–
–
–
–
–
–
–
–
0.6
0.8
15
10
6
4
–
–
pF
ms
ps
ps
ps
ps
Notes:
1. Absolute Pull Range (APR) is defined as the guaranteed pull range over temperature and voltage.
2. APR = pull range (PR) - frequency stability (F_stab).
SiTime Corporation
Rev. 1.51
990 Almanor Avenue
Sunnyvale, CA 94085
(408) 328-4400
www.sitime.com
Revised August 9. 2010
SiT3701
Smallest Voltage Controlled MEMS Oscillator (VCMO)
■
Specifications (Cont.)
Pin Description Tables
Pin #1 Functionality
VIN
0 - 1.85 V: produces voltage dependent frequency change
Pin Map
Pin
1
2
3
4
Connection
VIN
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
Theta JA (with copper plane on VDD and GND)
Theta JC (with PCB traces of 0.010 inch to all pins)
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
6000
75
24
260
1
–
Unit
°C
V
V
°
C/W
°
C/W
°C
NA
years
Environmental Compliance
Parameter
Mechanical Shock
Mechanical Vibration
Temperature Cycle
Solderability
Moisture Sensibility Level
Condition/Test Method
MIL-STD-883F, Method 2002; 50kG
MIL-STD-883F, Method 2007; 70G
JESD22, Method A104
MIL-STD-883F, Method 2003
MSL1 @ 260°
C
Rev. 1.51
Page 2 of 4
www.sitime.com
SiT3701
Smallest Voltage Controlled MEMS Oscillator (VCMO)
■
Dimensions and Land Patterns
Package Size – Dimensions (Unit: mm)
[3]
2.5 x 2.0 x 0.75 mm
2.5 ± 0.10
#4
#3
#3
Recommended Land Pattern (Unit: mm)
[4]
1.00
#4
1.9
2.0 ± 0.10
YXXXX
1.1
0.75 ± 0.05
0.75
1.1
3.2 x 2.5 x 0.75 mm
3.2 ± 0.15
#4
#3
#3
2.1
#4
2.2
2.5 ± 0.15
YXXXX
0.9
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
#4
#3
#3
5.08
1.7
5.08
#4
5.0 ± 0.15
2.6
1.1
3.81
YXXXX
2.1
No Connect
[5]
#1
#2
#2
#1
0.90 ± 0.10
1.4
2.2
Notes:
3. Y denotes manufacturing origin and XXXX denotes manufacturing lot number. The value of “Y” will depend on the assembly location of the device.
4. A capacitor of value 0.1
µF
between Vdd and GND is recommended.
5. The 7050 package with part number designation "-8" has NO center pad.
Rev. 1.51
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
1.0
#1
#2
#2
#1
0.5
1.5
www.sitime.com
SiT3701
Smallest Voltage Controlled MEMS Oscillator (VCMO)
■
Part No. Guide
-
How to Order
The Part No. Guide is for reference only. For real-time customization and exact part number, use the SiTime
Part Number Generator.
SiT3701AC -14-18F - 105.12345T
Packaging
Part Family
“SiT3701”
Revision Letter
“A” is the revision
Temperature Range
“C” Commercial, -20 to 70ºC
“I” Industrial, -40 to 85ºC
Output Driver Strength
[6]
“–” Default
Package Size
“1” 2.5 x 2.0 mm
“2” 3.2 x 2.5 mm
“3” 5.0 x 3.2 mm
“4” 7.0 x 5.0 mm
“8” 7.0 x 5.0 mm
[7]
“T”: Tape & Reel, 3K reel
“Y”: Tape & Reel, 1K reel
Blank for Bulk
Frequency
1.00000 to 110.00000 MHz
Pull Range Options
“C” for ±60 PPM
“F” for ±120 PPM
“I” for ±240 PPM
Supply Voltage
“18” for 1.8 V ±5%
“25” for 2.5 V ±10%
“28” for 2.8 V ±10%
“33” for 3.3 V ±10%
Frequency Stability
“1” for ±20 PPM
“2” for ±25 PPM
“3” for ±50 PPM
“8” for ±30 PPM
Notes:
6. Contact SiTime for different drive strength options for driving higher loads or reducing EMI.
7. Without Center Pad.
Frequency Stability vs. Temperature Range Options
Frequency
Stability (PPM)
Temperature
Range
C (-20 to +70°
C)
Supply Voltage
1.8 V
2.5 V
2.8 V
3.3 V
±
20
±
25
±
30
±
50
I (-40 to +85°C)
C (-20 to +70°
C)
I (-40 to +85°C)
C (-20 to +70°
C)
I (-40 to +85°C)
C (-20 to +70°
C)
I (-40 to +85°C)
–
–
–
–
© SiTime Corporation 2010. The information contained herein is subject to change at any time without notice. SiTime assumes no responsibility or liability for any loss, damage or defect of a
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
strictly prohibited.
Rev. 1.51
Page 4 of 4
Revised August 9. 2010
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
SiTime
:
SiT3701AC-11-33C-19.44000 SiT3701AC-11-25F-19.44000 3701AC-11-18F-19.44000 SIT3701AC-11-18C-19.44000
SiT3701AC-11-18F-19.44000 SiT3701AC-23-25I-25.16582 SiT3701AC-43-33C-40.00000Y SiT3701AC-43-33C-
10.00000 SiT3701AC-43-25C-40.00000T SiT3701AC-43-33C-40.00000 SiT3701AC-43-33A-4.00000Y SiT3701AC-
43-25C-40.00000Y SiT3701AC-13-25C-40.00000T SiT3701AC-33-33A-8.00000T SiT3701AC-23-25A-100.00000T
SiT3701AC-23-25C-12.00000 SiT3701AC-23-25A-25.00000Y SiT3701AC-13-25C-25.00000T SiT3701AC-23-18A-
16.00000Y SiT3701AC-33-18A-40.00000 SiT3701AC-43-18C-27.00000T SiT3701AC-33-18C-25.00000 SiT3701AC-
23-25A-12.00000 SiT3701AC-13-25A-16.00000 SiT3701AC-43-18C-25.00000Y SiT3701AC-43-25C-100.00000
SiT3701AC-43-25A-20.00000T SiT3701AC-33-33C-16.00000 SiT3701AC-23-25A-50.00000 SiT3701AC-43-25A-
16.00000 SiT3701AC-13-18A-12.00000 SiT3701AC-33-25A-24.00000T SiT3701AC-13-25A-27.00000Y SiT3701AC-
33-25C-24.00000Y SiT3701AC-43-18A-27.00000 SiT3701AC-23-33A-12.00000Y SiT3701AC-43-33A-25.00000
SiT3701AC-43-33A-50.00000 SiT3701AC-33-25C-25.00000T SiT3701AC-13-18A-8.00000T SiT3701AC-23-18A-
25.00000Y SiT3701AC-13-25A-27.00000T SiT3701AC-33-33A-40.00000Y SiT3701AC-23-25A-4.00000 SiT3701AC-
23-25C-27.00000 SiT3701AC-33-25C-8.00000T SiT3701AC-23-33A-27.00000T SiT3701AC-43-33C-50.00000
SiT3701AC-43-33C-27.00000 SiT3701AC-43-33A-16.00000 SiT3701AC-43-25C-16.00000T SiT3701AC-13-25A-
24.00000Y SiT3701AC-43-25C-4.00000T SiT3701AC-43-33A-100.00000T SiT3701AC-43-18C-12.00000 SiT3701AC-
13-25A-8.00000 SiT3701AC-13-25C-12.00000T SiT3701AC-13-25A-12.00000Y SiT3701AC-43-18A-100.00000Y
SiT3701AC-33-18C-16.00000Y SiT3701AC-13-18A-10.00000 SiT3701AC-33-25C-8.00000 SiT3701AC-13-33A-
27.00000Y SiT3701AC-33-18C-12.00000T SiT3701AC-33-18C-12.00000Y SiT3701AC-33-25A-50.00000Y
SiT3701AC-43-33A-12.00000Y SiT3701AC-43-33C-24.00000Y SiT3701AC-43-33C-25.00000Y SiT3701AC-43-18A-
4.00000T SiT3701AC-23-25A-10.00000 SiT3701AC-33-33C-8.00000T SiT3701AC-33-25A-16.00000Y SiT3701AC-
13-25A-24.00000T SiT3701AC-33-25C-50.00000T SiT3701AC-23-25C-8.00000T SiT3701AC-13-18A-50.00000Y
SiT3701AC-43-33A-20.00000 SiT3701AC-33-25A-24.00000Y SiT3701AC-13-25A-100.00000 SiT3701AC-23-25C-
50.00000 SiT3701AC-13-33C-20.00000 SiT3701AC-43-33C-4.00000Y SiT3701AC-43-33C-16.00000 SiT3701AC-13-
18C-12.00000T SiT3701AC-43-25A-25.00000Y SiT3701AC-43-25A-25.00000T SiT3701AC-43-33C-16.00000Y
SiT3701AC-13-18A-16.00000 SiT3701AC-13-25A-50.00000Y SiT3701AC-13-33A-40.00000 SiT3701AC-13-25C-
27.00000T SiT3701AC-43-18A-50.00000Y SiT3701AC-43-25A-16.00000Y SiT3701AC-13-25C-8.00000 SiT3701AC-
13-25A-50.00000T SiT3701AC-13-25A-12.00000T SiT3701AC-13-18A-40.00000Y SiT3701AC-13-33A-50.00000T
SiT3701AC-23-25A-10.00000T
机器人开发
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
