SM Crystal Low Profile SM Resistance Weld Crystal HC49LD The HC49LD series is a miniature AT or BT cut strip resonator crystal housed in low profile for surface mounting. The parts present a proven metal package technology with a precision molded base and universal contact configuration. Specifications: Frequency Range: HC-49LD 3.2 MHz ~ 40 MHz Fundamental 24 MHz ~ 70 MHz Overtone Operating Temperature: 0°C ~ +50°C -A -10°C ~ +60°C -B -20°C ~ +70°C -C -40°C ~ +85°C -L Storage Temperature: -55°C ~ +125°C Frequency Tolerance: ± 50 ppm -50 ± 30 ppm -30 ± 20 ppm -20 ± 10 ppm -10 Frequency Stability: ± 50 ppm -50 (over temperature range) ± 30 ppm -30 (at 25°C) ± 20 ppm -20 ± 10 ppm -10 Circuit Condition: 10 pF ~ 32 pF or series Equivalent Series Resistance: Maximum resistance corresponds to frequency. Please see ESR table. All dimensions are in mm Drive Level: 1.0 mW max Shunt Capacitance: 7 pF max Aging: ± 5 ppm max per year Optional Features: Fundamental -F Range + Tolerance + Stability + Other Code + 3rd,5th,7th O.T. -3,5,7 Frequency. Tape & Reel -TR Ordering Information Product name + CL + Operating Temperature i.e. HC49LD-20-C-30-30-F-24.000MHz Note: 1. Other frequencies, tolerances, stabilities, and operating temperature ranges available. Consult VTC Support for specific requirements. 2. Not all combinations of the above tolerances, stabilities, and temperature ranges are available. Consult VTC Support if your requirement is not standard. 3. All specifications subject to change without notice. Phone: +86 10 6301 4184 © 2004 by Vanlong Technology Co., Ltd. Fax: +86 10 6301 9167 Email: [email protected] Web: http://www.vanlong.com HC49LD