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18

Quartz

ADX Series

Thru Hole

ADXUM1 (UM-1)

pg19

ADX49 (HC49/U)

pg19

ADXUM5 (UM-5)

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ADX49S (HC49/S)

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±100ppm

A

±50ppm

B

±45ppm

C

±40ppm

D

±35ppm

E

±30ppm

F

±25ppm

G

±20ppm

H

±15ppm

I

±10ppm

J

±5ppm

K

Fundamental

F

3rd Overtone

3

5th Overtone

5

7th Overtone

7

9th Overtone

9

Third Lead

L

Insulator Tab

I

Tape & Reel

T

Vinyl Sleeving

V

Package Type

Frequency Tolerance 

@ 25ºC

Frequency Stability

Over Temperature

Operating 

Temperature Range

Operating Mode

Load Capacitance

Options

MHz

M

KHz

K

Frequency

0ºC to +70ºC

1

-10ºC to +60ºC

2

-20ºC to +70ºC

3

-40ºC to +75ºC

4

-40ºC to +85ºC

5

-40ºC to +90ºC

6

0ºC to +55ºC

7

-40ºC to +125ºC

8

±100 ppm

P

±50 ppm

Q

±45 ppm

R

±40 ppm

S

±35 ppm

T

±30 ppm

U

±25 ppm

V

±20 ppm

W

±15 ppm

X

±10 ppm

Y

±5 ppm

Z

6 pF

6

10 pF

10

12 pF

12

18 pF

18

20 pF

20

22 pF

22

30 pF

30

32 pF

32

50 pF

50

Series

S

PACKAGE TYPE
FREQUENCY
FREQUENCY TOLERANCE @ 25ºC

OPTIONS
LOAD CAPACITANCE
OPERATING MODE
OPERATING TEMPERATURE RANGE
FREQUENCY STABILITY
OVER TEMPERATURE

EXAMPLE

- H

12.5

T - 

 

K

PACKAGE TYPE
FREQUENCY TOLERANCE @ 25ºC

FREQUENCY
OPTIONS
LOAD CAPACITANCE

EXAMPLE

Load Capacitance

6 pF

6

7 pF

7

12.5 pF

12.5

ADX26T

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ADX38T

pg22

ADX310

pg23

Package Type

±100ppm

A

±50ppm

B

±45ppm

C

±40ppm

D

±35ppm

E

±30ppm

F

±25ppm

G

±20ppm

H

±15ppm

I

±10ppm

J

±5ppm

K

Frequency Tolerance 

@ 25ºC

Bulk

Blank

Insulator Tab

I

Tape & Reel

T

Options

MHz

M

KHz

K

Frequency

M  -

A

P

1

F

18

I

Cylindrical

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SEE PAGE 18 FOR PART NUMBERING GUIDE

Quartz

ADX38T Series

Thru Hole

ADX38T

Quartz

FEATURES

• Because of their excellent shock resistance and 

low power consumption, the units are ideal for 

portable equipment.

• Features superior characteristics indigenous to turning

fork-type quartz crystal units.

• Applications: AV equipment, OA equipment, measuring

instruments and various types of clocks.

UNIT DIMENSION (unit: mm)

STANDARD SPECIFICATIONS

Package Type

ADX38T

Frequency Tolerance

f/F

±20 ppm

Load Capacitance

CL

12.5 pF Typical

Equivalent Series Resistance

Rs

30 k

max.

Oscillation Frequency

F

32.768 KHz

Quality Factor

Q

90.000 Typical

Shunt Capacitance

Co

1.6 pF

Shock Resistance

f/F

±5 ppm

Turnover Temperature

Tt

+25ºC ±5ºC

Temperature Coefficient

β

-0.035 ±0.034 ppm / ºC2

Capacitance Ratio

γ

460, Typical

Drive Level

P

1 µW max.

Aging (for first year)

f/F

±3 ppm max.

Insulation Resistance

IR

500 M

min./DC 100V

Operating Temperature Range

To

-10ºC ~ +60ºC