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Microchip Technology DSC1001CI1-048.0000T — Crystals & Oscillators

DSC1001CI1-048.0000T – Microchip MEMS XO, 48 MHz, AEC-Q100

MPNDSC1001CI1-048.0000T
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Microchip Technology DSC1001CI1-048.0000T, XO (Standard) MEMS oscillator, 48 MHz fixed frequency, CMOS output, ±50 ppm stability, 1.8V–3.3V supply, AEC-Q100 qualified, -40°C to 85°C, 4-SMD no-lead package, tape & reel.

$0.9150Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

DSC1001CI1-048.0000T specifications
ParameterValue
TypeXO (Standard)
SeriesDSC1001
MountingSurface Mount
Voltage1.8V ~ 3.3V
Current - supply7.2mA
Current - supply (Disable)15µA
Frequency48 MHz
Frequency stability±50ppm
Operating temperature-40°C~85°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
FunctionStandby (Power Down)
Base resonatorMEMS
Case4-SMD, No Lead

Product details

48 MHz MEMS oscillator with AEC-Q100 grade

AEC-Q100 qualification means this oscillator is characterized for automotive stress conditions — suitable for cabin and chassis-domain ECUs where a standard quartz oscillator would require additional screening. The MEMS resonator is inherently more shock and vibration tolerant than a quartz crystal, which reduces failure risk in high-vibration environments like engine-mounted modules or transmission control units.

Supply, standby, and package fit

Operates from a single 1.8V to 3.3V supply — the same part can be used across a 3.3V CAN transceiver clock and a 1.8V MCU core clock without a second oscillator variant on the BOM. A standby (power-down) function drops the supply current to 15 µA max, allowing the system to gate the oscillator during sleep and preserve battery or ignition-off load.

Frequently asked questions

Is DSC1001CI1-048.0000T AEC-Q100 qualified?

Yes, it is rated AEC-Q100, which means it has passed the automotive-grade stress tests (temperature cycling, ESD, latch-up, etc.) and is suitable for deployment in vehicle electronics.

Does DSC1001CI1-048.0000T have a standby mode?

Yes, it includes a standby (power-down) function that reduces the supply current to 15 µA max, allowing the oscillator to be disabled when the system enters a low-power sleep state.

What is the closest pin-compatible alternative to DSC1001CI1-048.0000T in this Crystals & Oscillators family?

Within the DSC1001 family, the same 48 MHz frequency and CMOS output are available in other stability grades (e.g., ±25 ppm) or wider temperature ranges. The package and pinout are identical across the family, so a BOM swap requires only a stability/temperature spec review, not a board layout change.