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  • TCX0 SMD 3225
TCX0 SMD 3225

TCX0 SMD 3225

Nominal Frequency: 44.55MHz
Nominal Frequency Tolerance: ±2ppm
Frequency stability over temperature: ±2ppm
Temperature range: -40~85℃

SMD 3225 High-Frequency Stability TCXO

The SMD 3225 High-Frequency Stability TCXO (Temperature Compensated Crystal Oscillator) is engineered for 

applications requiring exceptional frequency stability over varying temperature ranges. 

This TCXO is ideal for telecommunications, GPS, and high-precision timing applications, 

where maintaining accurate frequency is crucial.


Key Features:

High-Frequency Stability: The SMD 3225 TCXO offers outstanding frequency stability, ensuring reliable performance even in demanding environments.

Temperature Compensation: With advanced temperature compensation technology, this TCXO maintains its frequency accuracy across a wide temperature range, making it suitable for outdoor and industrial applications.

Compact Design: Its small 3225 footprint allows for easy integration into compact devices, optimizing space without compromising on performance.

Low Power Consumption: Designed for energy efficiency, the SMD 3225 TCXO minimizes power usage, making it perfect for battery-operated devices.

Applications:

  • Telecommunications

  • Global Positioning Systems (GPS)

  • Wireless Communication Devices

  • Automotive Electronics

  • Industrial Control Systems


TCXO 3.2*2.5mm DIMENSIONS 

tcxo stability.png


PIN FUNCTIONS


PINFunction
#1NC
#2Tri-state
#3GND
#4Output
#5NC
#6Vdd


FREQUENCY CHARACTERISTICS 

ParameterMin.Typ.Max.UnitsTest Condition
Nominal Frequency44.55MHz
Nominal Frequency Tolerance-2
2ppmFrequency at 25°℃, 1 hour after 2 times reflow.
Frequency stability over temperature-2
2ppmReferenced to the midpoint between minimum and maximum frequency value.
Temperature range-40
85The operating temperature range over which the frequency stability is measured
Supply voltage stability-0.2
0.2ppmSupply voltage varied ±5% at 25 °℃
Aging-1
1ppmfirst year at 25°℃

POWER SUPPLY

Parameter

Min.

Typ.

Max.

Units

Supply voltage

3.135

3.3

3.465

V

Current



40

mA

OSCILLATOR OUTPUT

Parameter

MiniTypeMaxUnitTest Condition

Output waveform


CMOS


Output voltage level high

2.97

V
Output voltage level low
0.33
V
Output load capacitance

15pF

Operating range  

Duty cycle

455055

Measured at 50% VDD trigger level  

Rise and fall times


3
ns

CMOS logic output at 10% to 90%  

Start time


5
ms
Tri-State

Output Active

2.31

V

Tri-State

Output in


High-Impedanc




0.99V

JITTER

Parameter MiniTypeMaxUnitTest Condition
RMS Phase Jitter 

1.5pSec

(12KHz-20MHz) 

TCXO oscillator test circuit

tcxo oscillator circuit.png

OUTPUT WAVEFORM

TCXO waveform.png

RECOMMENDED IR REFLOW PROFILE


IR REFLOW PROFILE OF CERAMIC SMD PRODUCTS FOR Pb FREE PROCESS 

TCXO REFLOW.png

SMD2520 VC-TCXO


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