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Microchip Technology DSC1121CL5-024.0000T — Crystals & Oscillators

DSC1121CL5-024.0000T MEMS Oscillator

MPNDSC1121CL5-024.0000T
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Microchip Technology DSC1121CL5-024.0000T, XO (Standard) MEMS oscillator, 24 MHz CMOS output, ±10 ppm stability, -40°C to 105°C, AEC-Q100 qualified, 6-SMD package.

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

DSC1121CL5-024.0000T specifications
ParameterValue
TypeXO (Standard)
SeriesDSC1121
MountingSurface Mount
Voltage2.25V ~ 3.6V
Current - supply35mA
Current - supply (Disable)22mA
Frequency24 MHz
Frequency stability±10ppm
Operating temperature-40°C~105°C
Size (Dimension)0.126\" L x 0.098\" W (3.20mm x 2.50mm)
Height - seated0.035\" (0.90mm)
OutputCMOS
PackageTape & Reel (TR)
RatingsAEC-Q100
FunctionEnable/Disable
Base resonatorMEMS
Case6-SMD, No Lead

Product details

AEC-Q100 MEMS oscillator for automotive and industrial clocks

The AEC-Q100 qualification means this part is tested and documented for automotive reliability — suitable for engine control units, body controllers, or infotainment modules where a quartz crystal might drift or fail under vibration. The MEMS resonator is inherently more shock-tolerant than a quartz blank, which simplifies pick-and-place handling and reduces the risk of start-up failures in high-vibration environments.

Supply voltage flexibility and enable/disable control

The device operates from a 2.25V to 3.6V supply, covering common 2.5V, 3.0V, and 3.3V rails without an external regulator. The Enable/Disable function lets a system controller gate the clock output — useful for power-saving sleep modes or for isolating a peripheral during debug. Maximum supply current is 35 mA when enabled and 22 mA when disabled, so the disable state still draws some current; for ultra-low-power sleep, a load switch ahead of the oscillator's supply pin may be needed.

Package, footprint, and reflow considerations

Housed in a 6-SMD, No Lead package measuring 3.20 mm x 2.50 mm with a seated height of 0.90 mm, this oscillator fits a standard 3.2 x 2.5 mm land pattern. The no-lead construction means the terminations are flush with the package body — no gull-wing leads to inspect, but the pad-to-pad spacing is tight. Check the MSL rating on the reel label before reflow; if it's MSL 3 or higher and the part has been exposed to ambient humidity, a bake cycle is needed to prevent popcorning. The small footprint suits space-constrained designs, but the 0.90 mm height may conflict with low-profile enclosures — verify clearance in the mechanical stack-up.

Frequently asked questions

Is DSC1121CL5-024.0000T AEC-Q100 qualified?

Yes, the DSC1121CL5-024.0000T carries AEC-Q100 qualification, which means it has passed automotive-grade stress tests including temperature cycling, ESD, and latch-up. It is suitable for under-hood and cabin electronics that require documented reliability.