北 京 科 瑞 思 特 电 子 有 限 公 司
Beijing Crystal Electronics Co., Ltd.
Thru-Hole TCXOs
VTA01,TA01
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Excellent frequency stability across a wide temperature range..
Good Reliability, Low cost.
Multi purpose used.
High quality TCXO for communication equipment.
Table1 Specifications
Parameter
Frequency Range
Initial Calibration Tolerance (@25℃
±
2℃ )
Frequenc
y Stability
vs Operation Temp. Range
vs Vcc Change
±
5%
vs Load Change
±
10%
vs Aging
Operation Temperature Range
Supply Voltage
Current Consumption
Output
Load
Wave Form
Harmonic Suppression
Non-Harmonic Suppression
Start-up Time
SSB Phase Noise
Frequency Tuning Range (@25℃
±
2℃ )
VCTCXO
only
Frequency Tuning Range
Control Voltage Range
Slope Polarity
Linearity
Package
Storage Temperature Range
±
1.0ppm
0~50℃
-10~60℃
-20~70℃
-30~75℃
-40~85℃
A10
B10
C10
±
1.5ppm
A15
B15
C15
D15
VTA01, TA01
8~50MHz
Models with internal trimmer :Adjust to the nominal frequency
Models without internal trimmer :± 1ppm typical
See Table 2
±
0.3ppm
±
0.3ppm
±
1ppm
See Table 2
3.3V, 5.0V
3mA max
10kΩ //10pF
0.8Vp-p min,
Code is
“CS”
-
-
2ms max
-135dBc@1kHz, 10MHz, typical
±
3ppm typical, by internal trimmer
±
5~± 30ppm,
±
15ppm typical
1.65V± 1.5V@3.3Vcc, 2.5V± 2V@5.0Vcc
Positive
10%max
A11,A12,A13,A14,A15,A16
-55~+85℃
±
2.0ppm
A20
B20
C20
D20
±
2.5ppm
A25
B25
C25
D25
±
3.0ppm
A30
B30
C30
D30
E30
±
5.0ppm
A50
B50
C50
D50
E50
20mA max
5TTL or 15pF
TTL/CMOS,
Code is
“T”
-
-
10mA max
10kΩ //10pF
Sine, 1Vp-p min ,
Code is
“S”
-30dB max
-70dB max
Table2 Frequency Stability vs Operation Temperature Range(Ref to 25℃ ) and Option Code
TCXOs
Part Numbering Key
SERIES
TA01
VTA01
Supply
Voltage
3.3=3.3V
5=5.0V
OUTPUT FORM
CS=Clipped Sine
T=TTL/CMOS
S=Sine
FREQ. STABILITY
vs.TEMP
See Table2
PACKAGE CODE
A11,A12,
A13,A14
A15,A16
FREQUENCY
Sample Part Numbers
VTA01-5CSD20-A11
@20.000Mhz
VTA01
5
CS
D20
A11
20.000MHz
Beijing Crystal Electronics Co., Ltd
Tel:+86-10-88790152,88790153 Fax:+86-1088792424 Http:www.bjcec.com Email:sales@bjcec.com
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