HC-49/U-S20000000AAMB datasheet, PDF

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HC-49/U-S20000000AAMB: DescriptionQUARTZ CRYSTAL RESONATOR, 20 MHz, ROHS COMPLIANT, METAL-CAN PACKAGE-2; CategoryPassive components Crystal/resonator; File Size68KB，1 Pages; ManufacturerCITIZEN; Websitehttp://ce.citizen.co.jp/e/index.html; Environmental Compliance

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HC-49/U-S20000000AAMB Overview

QUARTZ CRYSTAL RESONATOR, 20 MHz, ROHS COMPLIANT, METAL-CAN PACKAGE-2

HC-49/U-S20000000AAMB Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
package instruction	ROHS COMPLIANT, METAL-CAN PACKAGE-2
Reach Compliance Code	unknown
Other features	AT-CUT CRYSTAL; BULK
Ageing	5 PPM/FIRST YEAR
Crystal/Resonator Type	PARALLEL - FUNDAMENTAL
Drive level	100 µW
frequency stability	0.003%
frequency tolerance	30 ppm
load capacitance	25 pF
Manufacturer's serial number	HC-49/U-S
Installation features	THROUGH HOLE MOUNT
Nominal operating frequency	20 MHz
Maximum operating temperature	60 °C
Minimum operating temperature	-10 °C
physical size	L11.5XB4.66XH3.5 (mm)/L0.453XB0.183XH0.138 (inch)
Series resistance	50 Ω
surface mount	NO
Base Number Matches	1

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AT-CUT CRYSTAL UNIT

(Metal-can Type)

RoHS compliant

HC-49

/

U-S

■

FEATURES

7Available

in Tape and reel form.

7Suitable

for various applications such as

communication devices, AV devices and measuring

instruments.

Life-size

Taping dimension : 2000pcs/Ammo pack [mm]

11.5 Max.

φ0.43±0.05

3.0 Max.

5.0±0.8

11.5 Max.

20.5±0.5

3.85±0.7

3.5 Max.

■

DIMENSION [mm]

6.35±1.3

12.7±1.0

2.0 Max.

4.65 Max.

9.0±0.5

φ4±0.2

4.66 Max.

3.5 Max.

20±1

13.0

＋

1.0

18.0

−

0.5

1.5 Max.

4.88

0.375

12.7±0.3

■

STANDARD SPECIFICATIONS

Item

Nominal Frequency

Frequency Tolerance

over Operating

Temperature Range

Operating Temperature Range

Storage Temperature Range

Motional (series) resistance

Load capacitance

Shunt capacitance

Level of drive

Insulation Resistance

Aging (first year)

Model

HC-49/U-S

3.5MHz∼30.0MHz Fundamental）

（

30.0MHz∼50.0MHz 3rd Overtone）

（

±30ppm

below 6.0MHz ±50ppm

：

above 6.0MHz ±30ppm

：

−

20℃∼

＋

70℃

−

40℃∼

＋

85℃

Conditions

Need to contact us for

the available frequency

f

0

△

f/f

0

△

f/f

0

at 25˚C

−

10℃∼

＋

60℃

T

OPR

T

STR

R

1

C

L

C

0

D

L

I

R

△

f/f

0

Refer to the following table

Fundamental:10.0pF∼

∞

3rd Overtone:5.0pF∼

∞

7.0pF Max.

100μW

500MΩMin.

±5ppm Max.

at 25˚C

Need to specify your requirement

DC100V±15V

25℃±3℃

■

MOTIONAL (SERIES) RESISTANCE (R

1

)

Frequency Range

Mode

R

1

3.5MHz≦f

0

＜4.0MHz 4.0MHz≦f

0

＜6.0MHz 6.0MHz≦f

0

＜10MHz 10MHz≦f

0

＜14MHz

Fundamental

200ΩMax.

Fundamental

150ΩMax.

Fundamental

100ΩMax.

Fundamental

80ΩMax.

14MHz≦f

0

＜30MHz

Fundamental

50ΩMax.

30MHz≦f

0

＜36MHz

3rd Overtone

140ΩMax.

36MHz≦f

0

≦50MHz

3rd Overtone

100ΩMax.

http://cfm.citizen.co.jp/english/product/pr02.html

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