4259-002-R 参数 Datasheet PDF下载

SPECIFICATION FOR PULLABLE HC-49/U CRYSTAL

WITH 3

rd

Lead

MtronPTI P/N 4259-002-R

Effective Date: October 25, 2006

I. GENERAL & ELECTRICAL REQUIREMENTS:

1. MODE OF OSCILLATION: Fundamental AT-Cut Crystal

2. FREQUENCY OF OPERATION: 6.176000 MHz

3. FREQUENCY TOLERANCE @ +25°C: ± 20 ppm max.

4. FREQUENCY STABILITY OVER TEMPERATURE: ± 25 ppm

max.

5. OPERATING TEMPERATURE RANGE: -40°C to +85°C

6. EFFECTIVE SERIES RESISTANCE (ESR): 40 ohms max.

7. LOAD CAPACITANCE: 19.0 pF (Measured with Saunders 150D CI meter)

8. SHUNT CAPACITANCE: 7.0 pF max.

9. AGING: ± 5 ppm/yr. max. after 120 hrs. at 105°C

10. DRIVE LEVEL 2 mW max. 100 µW typical 25 µW min.

11. PULLABILITY: CL= 19.0 pF to 37.0 pF, - 175 ppm to - 195 ppm

CL= 19.0 pF to 11.6 pF, +175 ppm to +195 ppm

II. ENVIRONMENTAL & MECHANICAL REQUIREMENTS:

1. SHOCK: Per MIL-STD-202, Method 213, Condition C

2. VIBRATION: Per MIL-STD-202, Method 201 & 204

3. HERMETICITY: 1X 10

-8

atm cc/sec min.

4. MAXIMUM WAVE SOLDERING CONDITIONS: +260°C for 10 secs.

5. THERMAL SHOCK: 5 cycles, -55°C to +125°C, �½ cycle/hr in air.

6. SOLDERABILITY: Per EIAJ-STD-002

7. PACKAGE: HC-49/U resistance weld with third lead. RoHS compliant.

III. DIMENSIONS:

IV. DATA SHEET REVISION TABLE:

Date

10/23/06

10/25/06

Rev.

0

A

Author

WNJ

WNJ

Details of Revision

Original release.

rd

Changed 3 lead length from 0.500” to 1.00”.

MtronPTI reserves the right to make changes to the product described herein without notice. No liability is assumed as a result of its use or application.