Categories	Crystals, Oscillators, Resonators / Crystals
Datasheet	HC-49US
Standard Package	200
Manufacturer	ECS Inc.
Series	HC-49US
Packaging	Bulk
Part Status	Active
Type	MHz Crystal
Frequency	20MHz
Frequency Stability	±50ppm
Frequency Tolerance	±30ppm
Load Capacitance	Series
ESR (Equivalent Series Resistance)	30 Ohms
Operating Mode	Fundamental
Operating Temperature	-10°C ~ 70°C
Ratings	-
Mounting Type	Through Hole
Package / Case	HC-49/US
Size / Dimension	0.447" L x 0.183" W (11.35mm x 4.65mm)
Height - Seated (Max)	0.138" (3.50mm)

HC-49/U-S14745600ABJB	Citizen Finedevice Co Ltd, 14.7456MHz ±30ppm Crystal 18pF 50 Ohms HC-49/US, HC49US	View
ECS-100-18-4	ECS Inc., 10MHz ±30ppm Crystal 18pF 60 Ohms HC-49/US, HC-49US	View
ECS-120-S-4	ECS Inc., 12MHz ±30ppm Crystal Series 60 Ohms HC-49/US, HC-49US	View
ECS-52-S-4	ECS Inc., 5.185MHz ±30ppm Crystal Series 120 Ohms HC-49/US, HC-49US	View
ECS-42-12-4	ECS Inc., 4.194304MHz ±30ppm Crystal 12pF 150 Ohms HC-49/US, HC-49US	View
ECS-160-S-4	ECS Inc., 16MHz ±30ppm Crystal Series 40 Ohms HC-49/US, HC-49US	View
ECS-196.6-S-4	ECS Inc., 19.6608MHz ±30ppm Crystal Series 40 Ohms HC-49/US, HC-49US	View
ECS-41-20-4	ECS Inc., 4.096MHz ±30ppm Crystal 20pF 150 Ohms HC-49/US, HC-49US	View
HC-49/U-S24576000ABJB	Citizen Finedevice Co Ltd, 24.576MHz ±30ppm Crystal 18pF 50 Ohms HC-49/US, HC49US	View
ECS-184-20-4	ECS Inc., 18.432MHz ±30ppm Crystal 20pF 40 Ohms HC-49/US, HC-49US	View
ECS-80-S-4	ECS Inc., 8MHz ±30ppm Crystal Series 80 Ohms HC-49/US, HC-49US	View
ECS-85-S-4	ECS Inc., 8.5MHz ±30ppm Crystal Series 80 Ohms HC-49/US, HC-49US	View

ECS-200-S-4

Part NumberECS-200-S-4