Crystals, Oscillators, Resonators

ECS-184-20-1

NRND

ECS Inc.

CRYSTAL 18.4320MHZ 20PF TH

Deep-Dive with AI

Search across all available documentation for this part.

DocumentsCrystal Part Numbering Guide Datasheet

Crystals, Oscillators, Resonators

ECS-184-20-1

NRND

ECS Inc.

CRYSTAL 18.4320MHZ 20PF TH

Deep-Dive with AI

DocumentsCrystal Part Numbering Guide Datasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	ECS-184-20-1

ESR (Equivalent Series Resistance)	20 Ohms
Frequency	18.432 MHz
Frequency Stability	50 ppm
Frequency Tolerance	30 ppm
Height - Seated (Max) [Max] [z]	0.53 in
Height - Seated (Max) [Max] [z]	13.46 mm
Load Capacitance	20 pF
Mounting Type	Through Hole
Operating Mode	Fundamental
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	-10 °C
Package / Case	HC-49/U
Size / Dimension [x]	11.35 mm
Size / Dimension [x]	0.447 "
Size / Dimension [y]	0.183 "
Size / Dimension [y]	4.65 mm
Type	MHz Crystal

HC49U Series

Part	ESR (Equivalent Series Resistance)	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [y]	Package / Case	Operating Mode	Mounting Type	Height - Seated (Max) [Max] [z]	Height - Seated (Max) [Max] [z]	Operating Temperature [Max]	Operating Temperature [Min]	Frequency Tolerance	Frequency	Frequency Stability	Load Capacitance	Type
ECS Inc. ECS-80-18-1	35 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	8 MHz	50 ppm	18 pF	MHz Crystal
ECS Inc. ECS-200-S-1	20 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	20 MHz	50 ppm		MHz Crystal
ECS Inc. ECS-80-S-1	35 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	8 MHz	50 ppm		MHz Crystal
ECS Inc. ECS-60-32-1	40 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	6 MHz	50 ppm	32 pF	MHz Crystal
ECS Inc. ECS-42-12-1	100 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	4.194304 MHz	50 ppm	12 pF	MHz Crystal
ECS Inc. ECS-196.6-S-1	20 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	19.6608 MHz	50 ppm		MHz Crystal
ECS Inc. ECS-184-20-1	20 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	18.432 MHz	50 ppm	20 pF	MHz Crystal
ECS Inc. ECS-40.3-20-1	100 Ohms	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	4.032 MHz	50 ppm	20 pF	MHz Crystal
ECS Inc. ECS-120-S-1	30 Ohm	0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	12 MHz	50 ppm		MHz Crystal
ECS Inc. ECS-35-17-1		0.183 "	11.35 mm	0.447 "	4.65 mm	HC-49/U	Fundamental	Through Hole	0.53 in	13.46 mm	70 °C	-10 °C	30 ppm	3.579545 MHz	50 ppm	17 pF	MHz Crystal

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Bulk	1	$ 0.76
		10	$ 0.65
		50	$ 0.59
		100	$ 0.56
		500	$ 0.51
		1000	$ 0.49
		2500	$ 0.46
		5000	$ 0.44
		10000	$ 0.42
	N/A	75	$ 0.71
Mouser	N/A	1000	$ 0.43
		2000	$ 0.41
		5000	$ 0.40
		10000	$ 0.39
		25000	$ 0.39

Description

General part information

HC49U Series

18.432 MHz ±30ppm Crystal 20pF 20 Ohms HC-49/U

Documents

Technical documentation and resources

Crystal Part Numbering Guide

Datasheet