Resistance Weld SMD Crystal

C4SD

(former HC49SDLF)

DATASHEET

© Copyright 2019 Fox Electronics. All rights reserved

Title / Description: C4SD SERIES STANDARD SPECIFICATIONS

Drawing Number: C4SD-DOC-1

Size: A

Part Number:

Cage: 61429

Draftsperson: MAJ

Approved: BEC

Revision Date: 06/10/2019

Page 1 of 2

•

Tolerances down to ±10ppm

•

Stabilities down to ±5ppm

•

Frequency Range (MHz)

Operating Mode

Max

ESR Ω

3.200 ~ 3.500

Fundamental

300

>3.500 ~ 4.000

Fundamental

200

>4.000 ~ 5.000

Fundamental

150

>5.000 ~ 6.000

Fundamental

120

>6.000 ~ 7.000

Fundamental

100

>7.000 ~ 9.000

Fundamental

80

>9.000 ~ 13.000

Fundamental

60

>13.000 ~ 20.000

Fundamental

40

>20.000 ~ 40.000

Fundamental

30

24.000 ~ 70.000

3rd OT

100

>70.000 ~ 80.000

3rd OT

70

•Available Operating Temperatures and Stabilities*

Stability Temperature

±5 PPM

±10 PPM

±15 PPM

±20 PPM

±25 PPM

±30 PPM

±50 PPM

±100 PPM

-10 to +60ºC

O

O

O

O

O

O

O

O

-20 to +70ºC

∆

O

O

OO

O

O

O

-40 to +85ºC

X

X

O

OO

O

O

O

-40 to +105ºC

X

X

X

XX

∆

O

O

-40 to +125ºC

X

X

X

X

X

X

∆

O

-55 to +125ºC

X

X

X

XX

X

∆

O

Key: O=Available, X=Not Available, ∆=Consult Fox Technical Support

* Does Not imply a stocked part

• SPECIFICATIONS

PARAMETERS

Frequency Range

3.200 ~ 80.000 MHz

Frequency Tolerance @ 25ºC

(see options on page 2)

Frequency Stability, ref @ 25ºC (see options below)

Temperature Range

Operating

Storage

(see options below)

-55ºC ~ +125ºC

Shunt Capacitance

(Co)

7pF

Load Capacitance

(see options on page 2)

Drive Level

0.5 mW (0.1 mW typical)

Aging per year

±3 PPM

Maximum Soldering Temp / Time 260ºC / 10 Seconds x 2

Moisture Sensitivity Level (MSL) 1

Termination Finish:

Sn/Ag3/Cu0.5

Seal Method

Resistance Weld

Lead (Pb) Free

Yes

RoHS Compliant

Yes - No Exemptions

Note: Dimensional drawing is for reference to critical specifications

defined by size measurements. Certain non-critical visual

attributes, such as side castellations, etc. may vary.

Dimensions are in millimeters.