HC-49/U-SFREQ7AAJT datasheet, PDF

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HC-49/U-SFREQ7AAJT: DescriptionQUARTZ CRYSTAL RESONATOR, 36 MHz - 50 MHz, MINIATURE, METAL CAN, 2 PIN; CategoryPassive components Crystal/resonator; File Size106KB，2 Pages; ManufacturerCITIZEN; Websitehttp://ce.citizen.co.jp/e/index.html

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HC-49/U-SFREQ7AAJT Overview

QUARTZ CRYSTAL RESONATOR, 36 MHz - 50 MHz, MINIATURE, METAL CAN, 2 PIN

HC-49/U-SFREQ7AAJT Parametric

Parameter Name	Attribute value
Maker	CITIZEN
package instruction	MINIATURE, METAL CAN, 2 PIN
Reach Compliance Code	unknown
Other features	AT-CUT CRYSTAL; TAPE AND REEL
Ageing	5 PPM/FIRST YEAR
Crystal/Resonator Type	PARALLEL - 3RD OVERTONE
Drive level	100 µW
frequency stability	0.003%
frequency tolerance	30 ppm
load capacitance	18 pF
Manufacturer's serial number	HC-49/U-S
Installation features	THROUGH HOLE MOUNT
Maximum operating frequency	50 MHz
Minimum operating frequency	36 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	100 Ω
surface mount	NO

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AT-CUT CRYSTAL UNIT

(Metal-can Type)

HC-49

U-S

■

FEATURES

7High

performance miniature crystal units with

Citizen's ultra-precise processing technology.

7Available

in Tape and reel form.

7Suitable

for various applications such as

communication , AV , automotive and measurement

devices.

Life-size

Taping dimension : 2000pcs/Ammo pack [mm]

6.35±1.3

12.7±1.0

11.5 Max.

φ0.43±0.05

20.5±0.5

3.0 Max.

3.85±0.7

5.0±0.8

3.5 Max.

■

DIMENSION [mm]

2.0 Max.

4.65 Max.

11.5 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/f

△

f/f

at 25˚C

−

10℃∼

＋

60℃

See figure 3 in P4

OPR

STR

△

f/f

Refer to the following table

16.0pF, 18.0pF

7.0pF Max.

100μW

500MΩMin.

±5ppm Max.

at 25˚C

Need to specify your requirement

DC100V±15V

25℃±3℃

■

MOTIONAL (SERIES) RESISTANCE (R

)

Frequency Range

Mode

3.5MHz≦f

＜4.0MHz 4.0MHz≦f

＜6.0MHz 6.0MHz≦f

＜10MHz 10MHz≦f

＜14MHz

Fundamental

200ΩMax.

Fundamental

150ΩMax.

Fundamental

100ΩMax.

Fundamental

80ΩMax.

14MHz≦f

＜30MHz

Fundamental

50ΩMax.

30MHz≦f

＜36MHz

3rd Overtone

140ΩMax.

36MHz≦f

≦50MHz

3rd Overtone

100ΩMax.

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

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