LFSPXO056214
Oscillator, 19.44 MHz, 50 ppm, SMD, 2mm x 1.6mm, CMOS, 1.8 V, IQXO-542 Series
- Manufacturer: IQD FREQUENCY PRODUCTS
- Product type: Standard Oscillators
- Frequency Nom:19.44MHz; Frequency Stability + / -:50ppm; Oscillator Case:SMD, 2mm x 1.6mm; Supply Voltage Nom:1.8V; Product Range:IQXO-542 Series; Operating Temperature Min:-40°C;
- SVHC: No SVHC (04-Feb-2026)
- Frequency Nom: 19.44MHz
- Product Range: IQXO-542 Series
- Supply Voltage Nom: 1.8V
- Frequency Stability + / -: 50ppm
- Operating Temperature Max: 85°C
- Operating Temperature Min: -40°C
- Oscillator Case / Package: SMD, 2mm x 1.6mm
- Oscillator Output Compatibility: CMOS
| Delivery and price | |
|---|---|
| Units per pack | 3000 |
| Price | 1.0 € |
| Current stock | 10+ |
| Lead time | 30 days |
**Crystal Clock Oscillator Specification** _Part No. + Packaging:_ _**LFSPXO056214**_ ## **Customer Part:** ## **Description** - Standard 2 x 1.6mm crystal oscillator in a hermetically sealed ceramic package with a seam sealed metal lid Model IQXO-542 Model Issue number 4 ## **Frequency Parameters** - Frequency 19.440MHz Frequency Stability ±50.00ppm Operating Temperature Range -40.00 to 85.00°C Ageing ±5ppm max per year @ 25°C ## **Electrical Parameters** - Supply Voltage 1.8V ±10% Current Draw 3.000mA ## **Output Details** - Output Compatibility CMOS **==> picture [51 x 8] intentionally omitted <==** **----- Start of picture text -----**<br> Outline (mm)<br>**----- End of picture text -----**<br> - Drive Capability 15pF max Rise and Fall Time 5.0ns max Duty Cycle 45/55% Start up Time: 10ms max. - 1.1ms typ to 90% of final amplitude (Under ideal conditions @ 25°C) ## **Output Control** - Standby Operation: Logic ‘1’ (≥70%Vs) to pad 1 enables oscillator output - Logic ‘0’ (≤30%Vs) to pad 1 disables oscillator output; when disabled the oscillator output goes to the high impedance state No connection to pad 1 enables oscillator output - Standby Current: 10µA max, 0.6µA typ @ 25°C ## **Output Levels** **==> picture [44 x 7] intentionally omitted <==** **----- Start of picture text -----**<br> Test Circuit<br>**----- End of picture text -----**<br> Output High (VoH): 90% of Vs min Output Low (VoL): 10% of Vs max ## **Environmental Parameters** - Impact: Weight of 10g dropped to centre of part from a height of 6mm - Vibration: IEC 60068-2-6: 1.5mm amplitude, 10Hz-55Hz, 1min in 3 mutually perpendicular planes, duration 2hrs each plane (total 6hrs) - Storage Temperature Range: –40 to 85°C - ~~sL~~ RoHS Terminations - ~~a~~ RoHS Reflow Temp 250°C max for 10s max ## **Compliance** RoHS Status (2015/863/EU) Compliant REACh Status Compliant MSL Rating (JDEC-STD-033): Not Applicable ## **Sales Office Contact Details:** UK: +44 (0)1460 270200 USA: +1.760 668 8935 Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com Page 1 of 2 Printed on 5 Oct 23 17:12 using Part Data Sheet V1.0022 **Crystal Clock Oscillator Specification** _Part No. + Packaging:_ _**LFSPXO056214**_ ## **Customer Part:** ## **Packaging Details** - Tape & reel in accordance with EIA-481 Quantities below the standard reel size to be supplied on cut tape. Standard Quantity: 3,000 Pieces ## **Test Circuit** ## **Wave Form** **Sales Office Contact Details:** Email: info@iqdfrequencyproducts.com Web: www.iqdfrequencyproducts.com UK: +44 (0)1460 270200 USA: +1.760 668 8935 Page 2 of 2 Printed on 5 Oct 23 17:12 using Part Data Sheet V1.0022
Updated at June 9, 2026
IQD Frequency Products is a recognized market leader in the frequency control and specialized timing sector. Known for delivering highly reliable and precise solutions, the company serves a broad spectrum of applications ranging from commercial-grade electronics to high-reliability industrial and automotive systems. Their commitment to quality is underscored by stringent manufacturing and testing standards, including ISO 9001 and automotive-grade certifications such as AEC-Q200. The comprehensive selection of IQD components focuses primarily on foundational timing devices, notably an extensive range of quartz crystals and standard clock oscillators. These core components provide the stable and accurate frequency generation required for diverse circuit designs, microcontrollers, and communication interfaces. Available in a variety of frequencies, tolerances, and packaging options, these crystals and oscillators form the reliable backbone of countless digital and RF systems. For more demanding environments that require enhanced precision, the portfolio also features specialized oscillator configurations. This includes advanced Temperature Compensated (TCXO) and Voltage Controlled (VC-TCXO) oscillators. These highly engineered timing solutions are designed to maintain exceptional frequency stability across fluctuating temperatures and varying operational conditions, making them ideal for telecommunications, networking infrastructure, and precision instrumentation.
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