HC49/4H & HC49/3H CRYSTALS Outline in mm (inches) - HC49/4H & HC49/4H-3L ISSUE 9; 18 OCTOBER 1999 Delivery Options n Holder Style n HC49/4H & HC49/3H crystals are resistance welded, hermetically sealed in an inert atmosphere with glass to metal seals securing the lead wires. = = 4 .8 8 (0 .1 9 2 ) 1 Holders suffixed `-3L have a centre third wire which grounds the case Load Capacitance (CL): 10pF to 75pF or Series n Drive Level: 500mW max. n Static Capacitance (C0): 7pF max. n Ageing: 3ppm typical per year 2 3 4 .6 5 (0 .1 8 3 ) 4 .6 5 (0 .1 8 3 ) 1 1 .0 5 (0 .4 3 5 ) 1 1 .0 5 (0 .4 3 5 ) n 1 2 .7 m in (0 .5 m in ) AE 0 .4 5 (AE 0 .0 1 2 ) 4 .8 8 (0 .1 9 2 ) General Specifications P in 1 . C 2 . C 3 . C c o n n e c ito n s ry s ta l a s e & g ro u n d ry s ta l Typical Frequency vs Temperature Curves for various angles of AT-cut crystals + 2 5 Standard Frequency Tolerances and Stabilities n 1 2 .7 m in (0 .5 m in ) AE 0 .4 5 (AE 0 .0 1 2 ) 10ppm, 20ppm, 30ppm, 50ppm, 100ppm Operating Temperature Ranges 0 to 50C -10 to 60C -20 to 70C -30 to 80C -40 to 90C -55 to 105C D f/f0 (p p m ) n Storage Temperature Range n -55 to 125C 0 Environmental Specification n n Shock: 981m/s2 for 6ms, three shocks in each direction along three mutually perpendicular planes 2 5 Vibration: 10 to 60Hz 0.75mm displacement, 60 to 500Hz 98.1m/s2 acceleration, 30 minutes in each of three mutually perpendicular planes Frequency only 3 .0 m a x (0 .1 1 8 m a x ) 1 3 .2 m in (0 .5 2 m in ) + 2 5 T e m p e ra tu re ( C ) + 7 0 + 1 0 0 + 1 0 0 Outline in mm (inches) - HC49/3H & HC49/3H-3L AE 0 .4 3 (AE 0 .0 1 7 ) 2 0 Typical Frequency vs Temperature Curves for various angles of BT-cut crystals Marking n 5 0 3 .0 m a x (0 .1 1 8 m a x ) AE 0 .4 3 (AE 0 .0 1 7 ) D f/f0 (p p m ) QUARTZ CRYSTALS n 4 .0 m a x (0 .1 5 7 m a x ) 4 .0 m a x (0 .1 5 7 m a x ) Common frequencies are available from stock. Please see p4 for details 1 3 .2 m in (0 .5 2 m in ) 5 0 = = 4 .8 8 (0 .1 9 2 ) 1 2 3 4 .8 8 (0 .1 9 2 ) 4 .6 5 (0 .1 8 3 ) 1 1 .0 m a x (0 .4 3 5 m a x ) Europe Tel: +44 (0)1460 74433 4 .6 5 (0 .1 8 3 ) 1 1 .0 m a x (0 .4 3 5 m a x ) P in 1 . C 2 . C 3 . C c o n n e c tio n s ry s ta l a s e & g ro u n d ry s ta l Fax: +44 (0)1460 72578 5 0 20 2 0 + 2 5 T e m p e ra tu re ( C ) Americas Tel: +1 919 941 0430 + 7 0 + 1 0 0 Fax: +1 919 941 0530 Minimum Order Information Required n Frequency + Holder + Frequency Tolerance @ 25C + Frequency Stability + Operating Temperature Range + Circuit Condition + Overtone Order Frequency Range Frequency Tolerance @ 25C 2C Operating Temperature Range Minimum Maximum 3.50 to < 5.0MHz 15ppm to 100ppm 0 to 50C 15ppm 100ppm -10 to 60C 20ppm 100ppm -20 to 70C 20ppm 100ppm -30 to 80C 25ppm 100ppm -40 to 90C 30ppm 100ppm -55 to 105C 100ppm 500ppm 0 to 50C 15ppm 100ppm -10 to 60C 20ppm 100ppm -20 to 70C 20ppm 100ppm -30 to 80C 25ppm 100ppm -40 to 90C 30ppm 100ppm -55 to 105C 100ppm 500ppm 0 to 50C 10ppm 100ppm -10 to 60C 15ppm 100ppm -20 to 70C 15ppm 100ppm -30 to 80C 20ppm 100ppm -40 to 90C 50ppm 100ppm -55 to 105C 50ppm 100ppm 5.0 to < 8.0MHz 8.0 to < 12.0MHz 12.0 to < 25.0MHz 25.0 to 32.0MHz 20.0 to 40.0MHz 25.0 to 70.0MHz 15ppm to 100ppm 15ppm to 100ppm 15ppm to 100ppm 15ppm to 100ppm Inclusive with Frequency Stability 15ppm to 100ppm Frequency Stability Available Over Operating Temperature 0 to 50C 10ppm 100ppm -10 to 60C 15ppm 100ppm -20 to 70C 15ppm 100ppm -30 to 80C 20ppm 100ppm -40 to 90C 50ppm 100ppm -55 to 105C 50ppm 100ppm 0 to 50C 10ppm 100ppm -10 to 60C 15ppm 100ppm -20 to 70C 15ppm 100ppm -30 to 80C 20ppm 100ppm -40 to 90C 50ppm 100ppm -55 to 105C 50ppm 100ppm 0 to 50C 50ppm 100ppm -10 to 60C 50ppm 100ppm -20 to 70C 100ppm 100ppm -30 to 80C 100ppm 100ppm 0 to 50C 15ppm 100ppm -10 to 60C 20ppm 100ppm -20 to 70C 20ppm 100ppm -30 to 80C 25ppm 100ppm -40 to 90C 50ppm 100ppm -55 to 105C 50ppm 100ppm ESR max. Vibration Mode 200W Fundamental AT cut 120W Fundamental AT cut 70W Fundamental AT cut 50W Fundamental AT cut 30W Fundamental AT cut 50W Fundamental BT cut 100W 3rd Overtone AT cut Please Note: Frequencies 3.0 to 3.5MHz are available; please contact the sales office for more information. Europe Tel: +44 (0)1460 74433 Fax: +44 (0)1460 72578 21 Americas Tel: +1 919 941 0430 Fax: +1 919 941 0530 QUARTZ CRYSTALS Electrical Specification - maximum limiting values