CTS压控晶体振荡器（VCXO）CTS357 [CTS]
CTS压控晶体振荡器（VCXO）CTS357的特点： 频率：1.5~77.76MHz 输出类型：HCMOS，TTL 温度范围：-20°C to 70°C，-40°C to 85°C 供电电压：3.3V或2.5V 稳定性：±50 to ±100 ppm CTS压控晶体振荡器（VCXO）CTS357的概述： CTS357是陶瓷封装的压控振荡器，具有小尺寸和高稳定度，可以适用于当今通信市场内对产品小型化以及频率稳定度要求比较高的领域。 CTS公司为客户提供基于工程领域的电子元器件和模块以及其它相关产品，致力于用CTS在无线电射频开发、滤波、频率控制、机电、陶瓷和光纤方面的专业技术为客户提供最满意的服务。 本信息网址：http://www.wellking.com/default/NewProductShow.asp?ID=87 ;
| 型号： | CTS压控晶体振荡器（VCXO）CTS357 |
| 厂家： | 
CTS |
| 描述： | CTS压控晶体振荡器（VCXO）CTS357的特点： 频率：1.5~77.76MHz 输出类型：HCMOS，TTL 温度范围：-20°C to 70°C，-40°C to 85°C 供电电压：3.3V或2.5V 稳定性：±50 to ±100 ppm CTS压控晶体振荡器（VCXO）CTS357的概述： CTS357是陶瓷封装的压控振荡器，具有小尺寸和高稳定度，可以适用于当今通信市场内对产品小型化以及频率稳定度要求比较高的领域。 CTS公司为客户提供基于工程领域的电子元器件和模块以及其它相关产品，致力于用CTS在无线电射频开发、滤波、频率控制、机电、陶瓷和光纤方面的专业技术为客户提供最满意的服务。 本信息网址：http://www.wellking.com/default/NewProductShow.asp?ID=87 振荡器 压控振荡器 晶体振荡器 光纤 石英晶振 射频 电子 无线 通信 |
| 文件： | 总4页 (文件大小：197K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Model 357
Voltage Controlled Crystal Oscillator
FEATURES
• Standard 7x5mm Surface Mount Footprint
• HCMOS/TTL Compatible Output
• Frequency Range 1.5 – 77.76 MHz
• Frequency Stability, ±50 ppm Standard
(±25 ppm and ±20 ppm available)
• +3.3Vdc or +5.0Vdc Operation
• Operating Temperature to –40°C to +85°C
• Output Enable Standard
• Low Phase Jitter, NON-Multiplied
• Tape & Reel Packaging
• RoHS/Green Compliant
DESCRIPTION
The Model 357 is a ceramic packaged Voltage
Controlled oscillator offering reduced size and
enhanced stability. The small size means it is
perfect for any application. The enhanced
stability means it is the perfect choice for today’s
communications applications that require tight
frequency control.
ORDERING INFORMATION
357
M
SUPPLY VOLTAGE
FREQUENCY IN MHz
M - indicates MHz and decimal point.
Frequency is recorded with minimum 4
significant digits to the right of the "M".
L = +3.3 Vdc, Pin 2 Enable (standard)
S = +5.0 Vdc, Pin 2 Enable (standard)
V = +3.3 Vdc, Pin 5 Enable
W = +5.0 Vdc, Pin 5 Enable
ABSOLUTE PULL RANGE (APR)
OPERATING TEMPERATURE RANGE
B = ± 50 ppm APR (standard)
C = ± 80 ppm APR
C = -20°C to +70°C (standard)
I = -40°C to +85°C *
D = ± 100 ppm APR
FREQUENCY STABILITY
3 = ± 50 ppm (standard)
5 = ± 25 ppm
6 = ± 20 ppm *
* Consult factory for 6I availability.
Example Part Number: 357LB3C019M4400
Website: www.wellking.com
E-mail: sales@wellking.com
伟健电子西安
伟健电子上海
伟健电子北京
健 子南京
伟健电子深圳
伟健电子武汉
WELLKING HK LTD
电话：029-85269988 电话：021-64325859 电话：010-51669986 电话：025-84799815 电话：0755-83667084 电话：027-87322626 电话：（852）28541167
传真：029-85262728 传真：021-64325860 传真：010-58895150 传真：025-84799815 传真：0755-83668675 传真：027-87322727 传真：（852）28541167
Model 357
7x5mm Low Cost
HCMOS/TTL Compatible VCXO
ELECTRICAL CHARACTERISTICS
PARAMETER
Maximum Supply Voltage
Maximum Control Voltage
Storage Temperature
Frequency Range
SYMBOL
VCC
VC
TSTG
fO
CONDITIONS
MIN
-0.5
-0.5
-55
TYP
MAX
7.0
VCC
125
77.76
20, 25 or
50
UNIT
V
V
°C
MHz
-
-
-
-
-
-
-
-
1.5
Frequency Stability
(See Note 1 and Ordering Information)
∆f/fO
-
-
-
-
-
± ppm
± ppm
50, 80 or
100
Absolute Pull Range
(See Note 2 and Ordering Information)
APR
-
Operating Temperature
Commercial
Industrial
Supply Voltage
Model 357S, 357W
Model 357L, 357V
Supply Current
TA
-
°C
V
-20
-40
70
85
25
± 10 %
VCC
4.5
2.97
5.0
3.3
5.5
3.63
CL = 15 pF
1.5 MHz to 20 MHz
20.1 MHz to 40 MHz
40.1 MHz to 60 MHz
60.1 MHz to 80 MHz
-
-
-
-
-
5
8
10
12
-
20
30
40
45
30
ICC
mA
CL
VC
Output Load
pF
V
Control Voltage
Model 357S, 357W
Model 357L, 357V
Frequency Deviation
Linearity
V
CC = 5.0V
0.5
0.3
-
2.5
1.65
135
5
8
-
4.5
3.0
-
10
15
55
VCC = 3.3V
25°C at Time of Shipment, over VC range
< 52 MHz
> 52 MHz
∆f
L
± ppm
%
-
Best Straight Line Fit
Output Duty Cycle
Output Voltage Levels
Logic '1' Level
SYM
@ 50% Level
45
%
VOH
VOL
90%VCC
-
V
CMOS Load
CMOS Load
-
-
-
10%VCC
Logic '0' Level
Output Current Levels
Logic '1' Level
Logic '0' Level
Rise and Fall Time
Input Impedance
Transfer Function
Start Up Time
Modulation Roll-off
Phase Jitter
mA
IOH
IOL
TR, TF
ZC
-
TS
CMOS Load
CMOS Load
@ 10% - 90% Levels
-
-
-
50
-
-
-
-
3.5
-
-14
14
5.0
-
-
10
-
ns
kOhms
-
ms
kHz
-
-
Positive
Application of VCC
@ -3dB
Bandwidth 12 kHz - 20 MHz
-
-
-
-
10
-
tjms
1
ps RMS
Enable Function
Enable Input Voltage
Disable Input Voltage
Enable Time
Notes:
VIH
VIL
TPLZ
Pin 2 or Pin 5 Logic '1', Output Enabled
Pin 2 or Pin 5 Logic '0', Output Disabled
Pin 2 or Pin 5 Logic '1'
2.5
-
-
-
-
-
-
V
0.5
100
ns
1. Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and 10 year aging at an average
operating temperature of +40 °C.
2. Minimum guaranteed frequency shift from fO over variations in temperature, aging, power supply and load at an average operating temperature
of +40°C for 10 years.
SINGLE SIDE BAND PHASE NOISE
(typical maximum)
Frequency
Offset
Phase Noise
(dBc/Hz) *
Frequency
Offset
Phase Noise
(dBc/Hz) *
10 Hz
100 Hz
1k Hz
-60
-90
-112
10k Hz
100k Hz
≥ 100k Hz
-130
-150
-150
* Results may vary depending on frequency.
Website: www.wellking.com
E-mail: sales@wellking.com
伟健电子西安
伟健电子上海
伟健电子北京
健
子南京
伟健电子深圳
伟健电子武汉
WELLKING HK LTD
电话：029-85269988 电话：021-64325859 电话：010-51669986 电话：025-84799815 电话：0755-83667084 电话：027-87322626 电话：（852）28541167
传真：029-85262728 传真：021-64325860 传真：010-58895150 传真：025-84799815 传真：0755-83668675 传真：027-87322727 传真：（852）28541167
Model 357
7x5mm Low Cost
HCMOS/TTL Compatible VCXO
CMOS/TTL OUTPUT WAVEFORM
TEST CIRCUIT, CMOS LOAD
Tr
Tf
VOH
N.C. or Enable Input
+
-
90%, 80%, 2.4V
50%, 1.5V
mA
6
1
5
D.U.T.
2
4
+
+
-
0.01uF
POWER
SUPPLY
VM
C L
10%, 20%, 0.5V
-
capacitance.
3
VOL
UPTIME (t)
PERIOD (T)
-
POWER
SUPPLY
+
DUTY CYCLE = t/T x 100 (%)
Enable Input or N.C.
D.U.T. PIN ASSIGNMENTS
PIN
1
SYMBOL
DESCRIPTION
Control Voltage
ENABLE TRUTH TABLE
VC
2
3
4
5
EOH or N.C. Enable or No Connect
PIN 2 or PIN 5
Logic ‘1’
PIN 4
Output
Output
GND
Output
Circuit & Package Ground
RF Output
Open
Logic ‘0’
N.C. or EOH No Connect or Enable
VCC Supply Voltage
High Imp.
6
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
MARKING INFORMATION
(7.0 ±0.2)
0.276 ±0.008
(1.4)
0.055
PIN 1 IDENTIFIER
1. ** - Manufacturing Site Code.
2. YYWW – Date code, YY – year, WW – week.
3. Truncated CTS part number.
4. XXXMXXXX - Frequency marked with 4
significant digits after the ‘M’.
(1.27)
0.050
4
5
2
6
1
CTS ** YYWW
357LB3C
● XXXMXXXX
(5.0 ±0.2)
0.197 ±0.008
(3.73)
0.147
3
NOTES
1. Termination pads (e4), barrier-plating is nickel
(Ni) with gold (Au) flash plate.
2. Reflow conditions per JEDEC J-STD-020.
(2.54)
0.100
(5.08)
0.200
(2.0)
0.079
MAX
(mm)
Inch
Key:
SUGGESTED SOLDER PAD GEOMETRY
SUGGESTED REFLOW PROFILE
.071 [1.80]
300
200
100
0
Maximum 260°C, 10 seconds
Typical 245°C
C BYPASS
6
1
5
4
3
Temp.
(°C)
.165 [4.20]
130°C
.079 [2.00]
2
.100 [2.54]
0
30
60
90
120 150 180 210 240 270 300
[mm]
Key:
Time (Seconds)
.200 [5.08]
Inch
CBYPASS should be ≥ 0.01 uF.
Website: www.wellking.com
E-mail: sales@wellking.com
伟健电子西安
伟健电子上海
伟健电子北京
健 子南京
伟健电子深圳
伟健电子武汉
WELLKING HK LTD
电话：029-85269988 电话：021-64325859 电话：010-51669986 电话：025-84799815 电话：0755-83667084 电话：027-87322626 电话：（852）28541167
传真：029-85262728 传真：021-64325860 传真：010-58895150 传真：025-84799815 传真：0755-83668675 传真：027-87322727 传真：（852）28541167
Model 357
7x5mm Low Cost
HCMOS/TTL Compatible VCXO
TAPE AND REEL INFORMATION
DIMENSIONS IN MILLIMETERS
17.5
Ø13
2.0
4.0
8.0
Ø1.50
1.75
16.0
2.40
2.10
120°
8.40
7.90
Ø180
Ø60
5.70
5.40
Ø23
DIRECTION OF FEED
Device quantity is 1,000 pieces per 180mm reel.
ENVIRONMENTAL SPECIFICATIONS
Temperature Cycle:
Mechanical Shock:
Sinusoidal Vibration:
Gross Leak:
400 cycles from –55°C to +125°C, 10 minute dwell at each temperature, 1
minute transfer time between temperatures.
1,500g’s, 0.5mS duration, ½ sinewave, 3 shocks each direction along 3
mutually perpendicular planes (18 total shocks).
0.06 inches double amplitude, 10 to 55 Hz and 20g’s, 55 to 2,000 Hz, 3 cycles
each in 3 mutually perpendicular planes (9 times total).
No leak shall appear while immersed in an FC40 or equivalent liquid at
+125°C for 20 seconds.
Fine Leak:
Mass spectrometer leak rates less than 2x10-8 ATM cc/sec air equivalent.
Product must survive 3 reflows of +260°C peak, 10 seconds maximum.
2,000 hours at +125°C, maximum bias, disregarding frequency shift.
1,000 hours at +85°C, full bias, less than ±5 ppm shift.
Level 1 per JEDEC J-STD-020.
Resistance to Solder Heat:
High Temperature Operating Bias:
Frequency Aging:
Moisture Sensitivity Level:
QUALITY AND RELIABILITY
Quality systems meet or exceed the requirements of ISO 9000:2000 standards.
Website: www.wellking.com
E-mail: sales@wellking.com
伟健电子西安
伟健电子上海
伟健电子北京
健 子南京
伟健电子深圳
伟健电子武汉
WELLKING HK LTD
电话：029-85269988 电话：021-64325859 电话：010-51669986 电话：025-84799815 电话：0755-83667084 电话：027-87322626 电话：（852）28541167
传真：029-85262728 传真：021-64325860 传真：010-58895150 传真：025-84799815 传真：0755-83668675 传真：027-87322727 传真：（852）28541167
相关型号：
CTS恒温控制式晶振CTS 114
恒温控制式晶体振荡器（OCXO）114的特点： 频率：10/12.8/16.384/20 MHz 输出类型：HCMOS 温度范围： -40~+85℃ 供电电压：3.3，5.5V 稳定性：±280ppb CTS公司为客户提供基于工程领域的电子元器件和模块以及其它相关产品，致力于用CTS在无线电射频开发、滤波、频率控制、机电、陶瓷和光纤方面的专业技术为客户提供最满意的服务。 CTS公司是美国滤波器振荡器类产品的专业生产制造商，他为客户提供基于工程领域的电子元器件和模块以及其它相关产品，这个公司的主要产品有：陶瓷滤波器，陶瓷谐振滤波器，温补晶体振荡器，上声表晶体振荡器，时钟振荡器，晶体谐振器。这些产品主要用于无线电射频开发、滤波、频率控制、机电、陶瓷和光纤方面的专业技术。 西安伟健电子有限责任公司的是美国CTS公司在中国大陆和香港地区的独家代理商。 西安伟健电子有限责任公司（WELLKING）成立于1996年，历经十多年的锐意进取，现已成为拥有上海、北京、深圳、香港、武汉、南京6家分支机构，业务范围遍布全国及东南亚地区的专业电子元器件代理商。 本信息网址：http://www.wellking.com/default/NewProductShow.asp?ID=72
CTS
CTS恒温晶体振荡器（OCXO）CTS125
恒温晶体振荡器（OCXO）CTS125的特点： 频率：5.0/10.0/15.0MHz 输出类型：正弦波 温度范围：-10℃~+70℃ 供电电压：12V 稳定性：＜±0.1ppb/天 体积：51×51×25mm 恒温晶体振荡器（OCXO）CTS125的应用： 主要用于通信基站、精密测量仪器、人造卫星等领域。 本产品信息网址：http://www.wellking.com/default/NewProductShow.asp?ID=605
CTS
©2020 ICPDF网 联系我们和版权申明