ECS-49-20-4

ECS Inc. · timing · case HC-49/US

frequency4.9152e+06 (4.915 M)
frequency_tolerance3e-05 (30 µ)
frequency_stability5e-05 (50 µ)
load_capacitance2e-11 (20 p)
esr150 (150)
device_typeoscillator
technologyquartzCrystal
output_typenone
modefundamental

Report a problem with this part (opens a public GitHub issue) · data quality

Substitutes

Best 5 of 45 scored candidates from other manufacturers (catalogue version 2705ed3e49cf9156).

PartManufacturerGradeDirectionFootprint
9C-4.9152MAAK-TTXC CORPORATIONminor_reviewupgradefits
9C-4.9152MAHK-TTXC CORPORATIONminor_reviewupgradefits
9C-4.9152MBBK-TTXC CORPORATIONminor_reviewdowngradefits
FC4SDCBMF4.9152-T1Foxminor_reviewequivalentdifferent_case
FC4STCBMF4.9152Foxminor_reviewequivalentdifferent_case

Grades: drop_in, minor_review, major_review, redesign, no_substitute. “unverified” means a record is silent on that point, not that the part passed it. full cross-reference as JSON.

Values are SI base units; a spec not listed is not stated in the part's record (it is not zero). Machine access: MCP at /mcp, /llms.txt. Open catalogue — Kelvin.