MC-306FREQ3A-C3 datasheet, PDF

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MC-306FREQ3A-C3: DescriptionQUARTZ CRYSTAL RESONATOR, 0.04 MHz - 0.09 MHz, J LEADED, SMD, 4 PIN; CategoryPassive components Crystal/resonator; File Size416KB，2 Pages; ManufacturerSeiko Epson Corporation

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MC-306FREQ3A-C3 Overview

QUARTZ CRYSTAL RESONATOR, 0.04 MHz - 0.09 MHz, J LEADED, SMD, 4 PIN

MC-306FREQ3A-C3 Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Seiko Epson Corporation
package instruction	J LEADED, SMD, 4 PIN
Reach Compliance Code	unknown
Other features	TAPE AND REEL
Ageing	3 PPM/YEAR
Crystal/Resonator Type	PARALLEL - FUNDAMENTAL
Drive level	1 µW
frequency tolerance	20 ppm
load capacitance	18 pF
Manufacturer's serial number	MC-306
Installation features	SURFACE MOUNT
Maximum operating frequency	0.09 MHz
Minimum operating frequency	0.04 MHz
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
physical size	L8.0XB3.8XH2.38 (mm)/L0.315XB0.15XH0.094 (inch)
Series resistance	20000 Ω
surface mount	YES

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Crystal unit

kHz RANGE CRYSTAL UNIT

SMD

MC - 306

MC - 405

MC - 406

•Frequency

range

•Thickness

•Overtone

order

•Applications

32.768 kHz (20 kHz to 165 kHz)

2.54 mm Max.(MC-306)

3.60 mm Max.(MC-405

406)

Fundamental /Overtone (307.2 kHz)

Clock and Microcomputer

Actual size

MC-306

MC-405

406

Specifications (characteristics)

Item

Nominal frequency range

Temperature Storage temperature

range

Operating temperature

Level of drive

Frequency tolerance (standard)

Turnover temperature

Parabolic coefficient

Load capacitance

Motional resistance (ESR)

Motional capacitance

Shunt capacitance

Frequency aging

Symbol

T_stg

T_use

f_tol

f_age

Specifications

20 kHz to 165 kHz

32.768 kHz

307.2 kHz(MC-405

406)

-55

°C

to +125

°C

-40

°C

to +85

°C

1.0

µW

Max.

±20 ×

-6

±50 ×

-6

±50 ×

-6

±100 ×

-6

+25

°C ±5 °C

-0.04

-6

/ °C

Max.

6 pF to

∞

(standard :12.5 pF)

50 kΩ Max.

55 kΩ to 6 kΩ

1.8 fF Typ.

4.0 fF to 0.6 fF

2.0 fF Typ.

0.9 pF Typ.

2.0 pF to 0.6 pF

0.85 pF Typ.

-6

±3 ×

10 / year Max.

±5 ×

10 / year Max.

Remarks

Please contact us regarding available frequencies

Store as bare product after unpacking

+25

°C,

DL=0.1

µW

Please specify

As per below table

MC-306

MC-405

406

MC-306

MC-405

406

+25

°C,

First year

Motional resistance (ESR)

Frequency

Motional resistance

20 kHz≤f< 31.2 kHz

55 kΩ Max.

31.2 kHz≤f< 40 kHz

35 kΩ Max.

40 kHz≤f< 90 kHz

20 kΩ Max.

90 kHz≤f< 130 kHz

12 kΩ Max.

130 kHz≤f≤165 kHz

10 kΩ Max.

307.2 kHz

6 kΩ Max.

External dimensions

MC-306

(Unit:mm)

MC-405

406

Internal connection in MC-405

3.8 Max.

Internal connection

2.54 Max.

8.0 Max.

32.768 k

5 71

32.768 k

6571A

9.60

10.41 Max.

4.06 Max.

3.2

Internal connection in MC-406

2.38

0.5

5.5

3.6 Max.

3.15

1.9

(0.9)

2.54

0.2 Min.

0.51

2.29

0.51

Do not connect #2 and #3 to external device.

Metal may be exposed on the top or bottom of this product.

This will not affect any quality, reliability or electrical spec.

Do not connect #2 and #3 of MC-406 to external device.

The first digit of No. means:

5××××

6××××

MC-405

MC-406

Footprint (Recommended)

(Unit:mm)

MC-306

MC-405

MC-406

1.52

4.1

3.9

4.1

1.9

1.3

4.2

1.3

1.9

4.1

3.9

4.1

http://www.epsontoyocom.co.jp

1.52

0.8

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