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SiT3701AC-24-18C-2000000Y

产品描述VCXO Oscillators 20MHz 1.8Volts APR60 100ppm -20C +70C
产品类别无源元件   
文件大小115KB,共4页
制造商SiTime
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SiT3701AC-24-18C-2000000Y概述

VCXO Oscillators 20MHz 1.8Volts APR60 100ppm -20C +70C

SiT3701AC-24-18C-2000000Y规格参数

参数名称属性值
Product AttributeAttribute Value
制造商
Manufacturer
SiTime
产品种类
Product Category
VCXO Oscillators
RoHSDetails
封装 / 箱体
Package / Case
QFN-4
长度
Length
3.2 mm
宽度
Width
2.5 mm
系列
Packaging
Cut Tape
系列
Packaging
Reel
产品
Product
MEMS
类型
Type
VCMO
工厂包装数量
Factory Pack Quantity
1000
单位重量
Unit Weight
0.000564 oz

文档预览

下载PDF文档
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
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