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高精度高可靠温补晶振VTX 7T系列选型手册

高可靠高精度温补晶振VTX 7T系列选型表

2011/65/EU RoHS compliant

From design to production in Switzerland

Frequency range  可选择 5.000 - 75.000MHz
 标准频率(推荐)  5, 10, 12, 12.8, 13, 15.36, 16, 16.384, 19.2, 19.44, 20 25, 26, 27, 30, 30.72, 32, 40 and 50 MHz
 频率稳定度  
 VS.temperature(referenced to (FMAX+FMIN)/2)  ≤ ±0.50ppm      over -40 to +85℃ (∗)
 VS.supply voltage changes(referenced to frequency at nominal supply)  ≤ ±0.1ppm       ±5 %
 VS.load changes(referenced to frequency at nominal load)  ≤ ±0.1ppm       ±5 %
 VS.aging@+40℃  ≤ ±1.0ppm       1st year
 G-sensitivity(注:重力加速度指标)  2.0 ppb/g         per axis 
 Frequency tolerance ex. factory @ +25℃  0 to +1.0ppm      @+25℃
 Supply voltage (nominal value ±5 %)  +2.8V,+3.3V or +5.0V                  (∗)
 Output signal  Clipped sine wave  (LV)CMOS           (∗)
 Output level  >0.8 Vp-p  VOH > 0.9∗Vcc / VOL < 0.1∗Vcc
 Output load  10 kΩ // 10 pF  15 pF Max.
 Current consumption, depending on frequency  1.5 to 7 mA  2 to 10 mA
 Electronic Frequency Control (EFC)  ΔF = ±5 to ±10ppm          positive slope            (∗)
 Control voltage (Vc)  +1.50V ±1.0V for 3.3 V+     +2.50V ±2.0V for 5.0V    (∗)
 EFC input impedance  >100 kΩ
 Phase noise (typical value for 40 MHz )  -90 dBc/Hz @10Hz
 -118 dBc/Hz @100Hz 
 -140 dBc/Hz @1KHz
 -151 dBc/Hz @10KHz
 -156 dBc/Hz @100KHz
 Operating temperature range  -40℃ to +85℃
 Storage temperature range  -55℃ to +105℃
 Reflow Profiles as per IPC/JEDEC J-STD-020C  ≤ 260℃ over 10 sec. Max.
 Moisture sensitivity  Level 1 (unlimited)
 (∗) See available options           Note: Unless otherwise specified conditions are @+25℃

 

Pin function

Pin function
# 1 Vc (EFC) for VC-TCXO GND or NC for TCXO
# 2 GND
# 3 Output
# 4 Vcc

Soldering pattern

 

Test circuit for CMOS

 

Test circuit for Clipped Sine Wave

 

 

Ordering code(产品型号编码规则)

(0)7T-(1)(2)-(3)(4)-(5)-(6)MHz

0: 产品类型,可选项:TX,VT,    TX=TCXO(温补型),VT=VC-TCXO(压控温补型)

1: 输出信号波形,可选项:H、C,    H=(LV)CMOS, C=Clipped sine wave

2: 供电电压,可选项:28、30、33、50   28=2.8V,30=3.0V,33=3.3V,50=5.0V

3: 工作温度范围,可选项如下表所示

 JK = -20℃ to +70℃
 LN = -30℃ to +85℃
 NN = -40℃ to +85℃
 NP = -40℃ to +95℃
 NR = -40℃ to +105℃
 QN = -55℃ to +85℃

4:频率稳定度,可选项如下表所示

u10 = ±0.10ppm
u25 = ±0.25ppm 
u28 = ±0.28ppm
u50 = ±0.50ppm
1u0 = ±1.00ppm
1u5 = ±1.50ppm

5:(仅针对VT类型)压控区间(Pulling range)

V05 = 1.5±1.0V  ±5ppm 
V10 = 1.5±1.0V  ±10ppm  
X05 = 2.5±2.0V  ±5ppm 
X10 = 2.5±1.0V  ±10ppm 
Z=special spec

6:频率

  可选的标准频率范围:5, 10, 12, 12.8, 13, 15.36, 16, 16.384, 19.2, 19.44, 20 25, 26, 27, 30, 30.72, 32, 40, 50 (MHz)

   例: TX7T-C33-NNu50-40.000MHz

 

Frequency stability vs. temperature

 

ppm 

≤±0.10  ≤±0.25  ≤±0.28  ≤±0.50  ≤±1.00  ≤±1.50 
 -20℃ to +70℃ 

 △

 -40℃ to +85℃

 △

 -40℃ to +95℃

 △

 -40℃ to +105℃

 △

 -55℃ to +85℃

 ×

×

×

 Δ:Ask factory       Ο:Available         X:Not available

 

 Environmental conditions

Test

 IEC 60068 Part...

IEC 60679-1 Clause 

MIL-STD-202G Method  MIL-STD-810F Method  MIL-STD-55310D clause  Test conditions(IEC)
 Sealing tests (if applicable)  2-17  5.6.2  112E    3.6.1.2  Gross leak: Test Qc, Fine leak: Test Qk
 Solderability Resistance to soldering heat

2-20  2-58

 5.6.3

 208H 210F

   3.6.52     3.6.48  Test Ta method 1, Test Td1 method 2, Test Td2 method 2
 Shock *  2-27  5.6.8  213B  516.4  3.6.40  Test Ea, 3 x per axis 100 g,6 ms half-sine pulse
 Vibration, sinusoidal*  2-6  5.6.7.1  201A 204D  516.4-4  3.6.38.1    3.6.38.2  Test Fc, 30 min per axis, 1 oct/min 10 Hz – 55 Hz 0,75 mm; 55 Hz – 2 kHz, 10g
 Vibration, random*  2-64  5.6.7.3  214A  514.5  3.6.38.3    3.6.38.4  Test Fdb

 Endurance tests

-ageing

-extended ageing

 

 5.7.1

 5.7.2

 108A    4.8.35

 30 days @85℃

1000 h, 2000 h, 8000 h @85℃

 Other environmental conditions on request

输出特性:

   LVCOMS:  8Vp-p

   -95dBc/Hz@10Hz   (for 40MHz)

   -110dBc/Hz@10Hz   (for 10MHz)

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