PRODUCTS - Strong Electronics&Technology Limited

A highly stable and reliable low-height crystal unit with a metallic

package, also suitable for surface mounting.

Compatible with surface mounting.

Airtight metal package ensures high-reliability.

Taping package is for customer automatic loading operation.

AT-41CD2 meets the requirements for re-flow profiling using lead-free solder.

Product Introduction

Type

HC-49/US(2pins/3pins)

Freq. range

3.0 ~ 150.0MHz

Vibration mode

AT cut , Fundamental , 3rd

Frequency tolerance（at 25°C）

-/+10ppm , -/+30ppm , or specify

Equivalent series resistance

See table No.1

Frequency stability over
operating temperature range

-/+10ppm , -/+30ppm , or specify

Operating temperature range

-10 ~ +60°C , or specify

Drive Level

300uW Max.

Shunt capacitance

5.0pF Max.

Load capacitance

16pF, 18pF, 20pF, or specify

Aging

-/+2ppm/year , -/+5ppm/year

Equivalent series resistance(ESR) Table No.1

Frequency

3.0~3.9MHz

4.0~4.9MHz

5.0~5.9MHz

6.0~7.9MHz

8.0~9.9MHz

10.0~14.9MHz

15.0~54.0MHz

36.0~150.0MHz

Mode

Fundamental

3rd

ESR

150 ohms Max.

130 ohms Max.

120 ohms Max.

100 ohms Max.

80 ohms Max.

60 ohms Max.

40 ohms Max.

70 ohms Max.