Model TC70 32.7680kHz Clock Oscillator FEATURES • • • • • • • • 32.7680kHz Frequency Reference Package Size 7.0mm x 5.0mm Fundamental Crystal Design Hermetic Ceramic Package Frequency Stability, ±50 ppm Standard Operating Temperature, -40°C to +85°C Standard Tape & Reel Packaging, EIA-418 RoHS/Green Compliant [6/6] APPLICATIONS Model TC70 is ideal for use in a wide range of communication equipment, measurement equipment, industrial applications, automotive electronics, wireless communications, PDAs and notebooks. ORDERING INFORMATION TC70 3 2 K 7 SUPPLY VOLTAGE 6 8 0 FREQUENCY IN MHz V = +1.5V M = +1.8V N = +2.5Vdc T = +2.8Vdc L = +3.3Vdc K - indicates kHz and decimal point. OPERATING TEMPERATURE RANGE A = -10°C to +60°C C = -20°C to +70°C I = -40°C to +85°C FREQUENCY STABILITY 6 = ± 20 ppm * 5 = ± 25 ppm 3 = ± 50 ppm * Temperature codes A and C. Not all performance combinations and frequencies may be available. Contact your local CTS Representative or CTS Customer Service for availability. PACKAGING INFORMATION [Reference Only] Device quantity is 1k pcs. maximum per 180mm reel. Document No. 008-0359-0 Page 1- 2 www.ctscorp.com Rev. C Model TC70 32.7680kHz Clock ELECTRICAL PARAMETERS ELECTRICAL CHARACTERISTICS PARAMETER Frequency Operating Mode Output Type Supply Voltage Current Frequency Stability SYMBOL fo VCC ICC Δf/fo Operating Temperature Range TA Load Capacitance Output Voltage Levels Logic '1' Level Logic '0' Level Rise and Fall Time Output Duty Cycle Start-up Time Enable Function Enable Input Voltage Disable Input Voltage Aging Storage Temperature Range CL CONDITIONS - MIN ±10% 15pF Load See Ordering Information -10 -20 -40 - CMOS VOH VOL Tr,Tf SYM TS @ 50% Level Application of VCC VIH VIL Δf/fo TSTR Pin 1 Logic '1', Output Enabled Pin 1 Logic '0', Output Disabled @ +25°C, 1st year - TYP MAX 32.7680 AT Fundamental HCMOS 1.5, 1.8, 2.5, 2.8, 3.3 20, 25, 50 15 0.9VCC CMOS Load CMOS Load 45 - - 0.7VCC -55 UNIT kHz V mA ppm 3.0 +60 +70 +85 - °C pF 50 5.0 0.1VCC V 200 55 10 ns % ms 3.0 - 0.3VCC V 5.0 +125 ± ppm °C MECHANICAL SPECIFICATIONS MARKING INFORMATION 1. TC70 – CTS Model Series. 4. v – Voltage code. TC70 PACKAGE DRAWING [L=3.3V, T=2.8V, N=2.5V, M=1.8V, V=1.5V] 2. ● – Pin 1 identifier. 3. YYWW – Date code, YY – year, WW – week. TC70v ● YYWW Complete CTS part number, frequency value, date code and manufacturing site code information must appear on reel and carton labels. NOTES 1. Termination pads (e4); barrier plating is nickel [Ni] with gold [Au] flash plate. 2. Reflow conditions per JEDEC J-STD-020; 260°C maximum, 20 seconds. 3. MSL = 1. PIN ASSIGNMENTS SUGGESTED SOLDER PAD GEOMETRY PIN 1 2 3 4 SYMBOL EOH GND Output VCC DESCRIPTION Enable Input Circuit & Package Ground RF Output Supply Voltage CBYPASS should be ≥ 0.01 uF. Document No. 008-0359-0 Page 2 - 2 Rev. C