18QHTF21-67.563-PD

18QHTF21-67.563-PD

$28.04
  • Description:67.563 MHz XO 1.8V 2.0X1.6 MM PD
  • Series:18QHTF21
  • Mfr:Mercury Electronics Ind. Co. Ltd
  • Package:Strip

SKU:25a601428927 Category: Brand:

  
  • Quantity
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Product Detailed Parameters

  • Description:67.563 MHz XO 1.8V 2.0X1.6 MM PD
  • Series:18QHTF21
  • Mfr:Mercury Electronics Ind. Co. Ltd
  • Package:Strip
  • Base Resonator:Crystal
  • Type:XO (Standard)
  • Frequency:67.563 MHz
  • Function:Standby (Power Down)
  • Output:LVCMOS
  • Voltage - Supply:1.8V
  • Frequency Stability:±50ppm
  • Absolute Pull Range (APR):-
  • Operating Temperature:-40°C ~ 85°C
  • Spread Spectrum Bandwidth:-
  • Current - Supply (Max):26mA
  • Ratings:-
  • Mounting Type:Surface Mount
  • Package / Case:4-SMD, No Lead
  • Size / Dimension:0.079" L x 0.063" W (2.00mm x 1.60mm)
  • Height - Seated (Max):0.031" (0.80mm)
  • Supplier Device Package:-

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18QHTF21-67.563-PD

Buying Guide
Summary

Mercury Electronics Ind. Co. Ltd 18QHTF21-67-563-PD is sourced in Oscillators category when teams want clear constraints and a repeatable validation path. Key specs include Description (67.563 MHz XO 1.8V 2.0X1.6 MM PD), Series (18QHTF21), Type (XO (Standard)), Packaging (Strip), and Supply (1.8V).

Selection Notes
  • For 18QHTF21-67-563-PD, confirm the supply voltage requirement (1.8V) and any rail tolerance constraints.
  • Make sure the output type (LVCMOS) matches your interface requirements and levels.
  • Validate the operating temperature range (-40°C ~ 85°C) for your environment and margin.
Alternates & Substitutions
  • For Oscillators, compare the datasheet test conditions behind key specs and re-check the margins that were tightest during bring-up.
  • Verify the alternate can be tested with your existing fixtures and acceptance criteria so production verification stays repeatable.
  • Check that supply 1.8V, temperature -40°C ~ 85°C matches your system, then validate at corners instead of relying on typical values.
  • When in doubt, treat the swap as an ECO: define acceptance criteria, then validate under worst-case operating corners.
FAQ

What should I verify before using 18QHTF21-67-563-PD in production?
Confirm footprint/pinout, min/max ratings, operating temperature, and the datasheet test conditions behind key specifications.

What is the mounting type of 18QHTF21-67-563-PD?
Surface Mount

What is the Base Resonator of 18QHTF21-67-563-PD?
Crystal

Which Output is specified for 18QHTF21-67-563-PD?
LVCMOS

Application Scenarios

Selecting Mercury Electronics Ind. Co. Ltd 18QHTF21-67-563-PD for Oscillators usually comes down to meeting the system constraints that matter most: limits, interfaces, and testability in the real build. A solid timing choice keeps margins stable by reducing sensitivity to supply ripple, temperature drift, and routing-induced noise. In real deployments, engineers often prefer timing parts with clear grounding and routing guidance, because layout decides whether jitter stays inside budget. Across telecom and networking, jitter budgets and timing distribution determine link stability in 24/7 racks. Across telecom and networking, timing components keep Ethernet switches and line cards synchronized in 24/7 racks with limited airflow and strict jitter budgets. In industrial motion control, they stabilize capture timing and PWM generation in servo drives exposed to inverter EMI and large thermal gradients. In practice, within field deployments, stable behavior across temperature and supply variation is what prevents hard-to-reproduce failures.

Compatibility Advice
  • To reduce integration risk, ensure test access exists to measure frequency error and spurs during bring-up and field diagnostics. This helps field behavior stay predictable across lots.
  • For second-source planning, ensure there are measurement points for jitter and spurs so bring-up is based on data rather than guesswork. This keeps acceptance criteria measurable and repeatable.
Project Fit
  • Good fit when you can qualify Mercury Electronics Ind. Co. Ltd 18QHTF21-67-563-PD for Oscillators integration with the real wiring and cabling, and you have defined jitter budgets and controlled routing for clock distribution.
  • Poor fit when routing constraints prevent controlled impedance and clean return paths, because it becomes difficult to prove margin across production variance.
18QHTF21-67.563-PD18QHTF21-67.563-PD
$28.04
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