Crystals, Oscillators, Resonators

ECS-294.9-18-7SX-TR

NRND

ECS Inc.

CRYSTALS CRYSTAL 29.4912MHZ 18PF SMD

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Crystals, Oscillators, Resonators

ECS-294.9-18-7SX-TR

NRND

ECS Inc.

CRYSTALS CRYSTAL 29.4912MHZ 18PF SMD

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DocumentsCrystal Part Numbering Guide Datasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	ECS-294.9-18-7SX-TR

ESR (Equivalent Series Resistance)	50 Ohms
Frequency	29.4912 MHz
Frequency Stability	50 ppm
Frequency Tolerance	30 ppm
Height - Seated (Max)	3.7 mm
Height - Seated (Max)	0.146 in
Load Capacitance	18 pF
Mounting Type	Surface Mount
Operating Mode	Fundamental
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	-10 °C
Package / Case	4-SOJ
Package / Case	9.4 mm
Size / Dimension [x]	0.492 "
Size / Dimension [x]	12.5 mm
Size / Dimension [y]	0.181 in
Size / Dimension [y]	4.6 mm
Type	MHz Crystal

ECX-3SX Series

Part	Frequency Tolerance	Height - Seated (Max)	Height - Seated (Max)	Mounting Type	Package / Case	Package / Case	Load Capacitance	Operating Temperature [Max]	Operating Temperature [Min]	Operating Mode	ESR (Equivalent Series Resistance)	Type	Frequency	Size / Dimension [x]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [y]	Frequency Stability
ECS Inc. ECS-294.9-18-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	18 pF	70 °C	-10 °C	Fundamental	50 Ohms	MHz Crystal	29.4912 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm
ECS Inc. ECS-122.8-20-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	20 pF	70 °C	-10 °C	Fundamental	50 Ohms	MHz Crystal	12.288 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm
ECS Inc. ECS-480-18-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	18 pF	70 °C	-10 °C	3rd Overtone	100 Ohms	MHz Crystal	48 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm
ECS Inc. ECS-147.4-20-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	20 pF	70 °C	-10 °C	Fundamental	50 Ohms	MHz Crystal	14.7456 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm
ECS Inc. ECS-125-18-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	18 pF	70 °C	-10 °C	Fundamental	50 Ohms	MHz Crystal	12.5 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm
ECS Inc. ECS-251.75-18-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	18 pF	70 °C	-10 °C	Fundamental	50 Ohms	MHz Crystal	25.175 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm
ECS Inc. ECS-120-20-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	20 pF	70 °C	-10 °C	Fundamental	50 Ohms	MHz Crystal	12 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm
ECS Inc. ECS-143-18-7SX-TR	30 ppm	3.7 mm	0.146 in	Surface Mount	4-SOJ	9.4 mm	18 pF	70 °C	-10 °C	Fundamental	50 Ohms	MHz Crystal	14.31818 MHz	0.492 "	12.5 mm	0.181 in	4.6 mm	50 ppm

Pricing

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

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 3.70
		10	$ 3.19
		50	$ 2.88
		100	$ 2.76
		500	$ 2.49
	Digi-Reel®	1	$ 3.70
		10	$ 3.19
		50	$ 2.88
		100	$ 2.76
		500	$ 2.49
	N/A	1648	$ 3.72
	Tape & Reel (TR)	1000	$ 2.39
		2000	$ 2.28
		3000	$ 2.23
Mouser	N/A	1000	$ 2.28

Description

General part information

ECX-3SX Series

29.4912 MHz ±30ppm Crystal 18pF 50 Ohms 4-SOJ, 9.40mm pitch

Documents

Technical documentation and resources

Crystal Part Numbering Guide

Datasheet