# Oscillator, 19.44 MHz, 50 ppm, SMD, 2mm x 1.6mm, CMOS, 1.8 V, IQXO-542 Series
**URL**: https://novapart.co/products/LFSPXO056214/oscillator-1944-mhz-50-ppm-smd-2mm-x-16mm-cmos-18
**SKU**: LFSPXO056214
**Manufacturer**: IQD FREQUENCY PRODUCTS
**Category**: Crystals & Oscillators || Oscillators || Standard Oscillators
**Price**: €1.0000
**Stock**: 10+
**Lead Time**: 57 days (indicative)
## Description
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;
## Specifications
| Parameter | Value |
|---|---|
| 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 |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2627253/)
**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
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Outline (mm)
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- 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**
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Test Circuit
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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
## Links
- [View this product on Novapart](https://novapart.co/products/LFSPXO056214/oscillator-1944-mhz-50-ppm-smd-2mm-x-16mm-cmos-18)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/iqd-frequency-products/lfspxo056214/osc-19-44mhz-1-8v-2mm-x-1-6mm/dp/2627253)
---
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