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Specifications subject to change without notice. www.taitien.com
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114
TT Type High Precision
7.0 x 5.0 mm SMD Voltage Controlled Temperature
Compensated Crystal Oscillator
FEATURE
- Typical 7.0 x 5.0 x 1.9 mm ceramic SMD package.
- High Precision for -40ºC ~ +85ºC, ±0.28ppm , -40ºC ~ +105ºC ,±2ppm.
- CMOS and Clipped Sine wave (without DC-cut capacitor) output optional.
TYPICAL APPLICATION
- Femtocell , Base Stations
- WLAN/WiMAX/WIFI, Wireless Communications
DIMENSION (mm) SOLDER PAD LAYOUT (mm)
RoHS Compliant
*○: Available △:Conditional X: Not available
ppm
Temp.
(°C)
-10 ~ +70
-20 ~ +70
-40 ~ +85
-40 ~ +95
-40 ~ +105
±0.05 ±0.1 ±0.14 ±0.2 ±0.28 ±0.5 ±2
Actual Size
Pin# Function
Vcon:VC-TCXO
GND/NC:TCXO
2
1
GND
3 OUTPUT
4 VDD
[TOP VIEW]
[SIDE VIEW]
[BOTTOM VIEW]
5.08
1.90±0.20
0.7±0.12
5.08± 0 .15
7. 0 0 ±0.20
5.00±0.20
#4#4 #3#3
#2 #1#1 #2
1.40±0.15
4.00±0.15
0.80±0.15
1.50
1.20
4.20
0.1µ F
To ensure optimal oscillator performance, place a
by-pass capacitor of 0.1
μF
as close to the part as
possible between Vdd and GND pads.
Parameter
2.5V 3.3V
Min. Max. Min. Max. Unit
Supply Voltage Variation (V
DD
) V
DD
-5% V
DD
+5% V
DD
-5% V
DD
+5% V
Frequency Range 5
45
52
55
5
45
52
55
Standard Frequency MHz
_
±2.0
_
±2.0 ppm
Vs Supply Voltage (±5%) change
_
±0.1
_
±0.05 ppm
ppm
Vs Load (±10%) change
_
±0.05
_
±0.05
Vs Aging (@1st year)
_
±1.0
_
±1.0
±5.0±5.0
_
_
3.5
90%V
DD
90%V
DD
10%V
DD
10%V
DD
2.5
6
3.5
2.5
6
_
_
_
mA
_
_
Vp-p
10 KΩ // 10pF 10 KΩ // 10pF
Output Level (Clipped Sine Wave)
0.8
0.5
0.8
0.5
100100
-130
-145
-154
V
V
Load (CMOS)
_
_
_
_
_
_
_
Load (Clipped Sine Wave)
kΩ
Phase Noise @ 10 MHz
100 Hz
1 kHz dBc/Hz
10 kHz
Start time
_
5
_
5
Storage Temp. Range -55 125 -55 125 °C
Standard frequencies are frequencies which the crystal has been designed and does not imply a stock position.
10, 12.8, 16.384, 19.2, 19.44, 20, 25, 26
Frequency Tolerance*
Supply Current (CMOS output)
Supply Current (Clipped Sine Wave)
Duty
Control Voltage Range (VCTCXO)
Pulling Range (VCTCXO)
Vc Input Impedance (VCTCXO)
Frequency Stability
Output Level (CMOS) Output High (Logic “1”)
Output Low (Logic “0”)
%
15pF 15pF
*
Frequency at 25
°C, 1 hour after reflow.
ppm / year
mSec
Note: not all combination of options are available. Other specifications may be available upon request.
ELECTRICAL SPECIFICATION
FREQ. STABILITY vs. TEMP. RANGE