kHz Range Crystal Devices Clock Oscillators Surface Mount Type KC3215A Series CMOS/ 3.3V Typ./ 3.2×1.5mm Features How to Order KC3215A 32768 C 33 A A E 00 • Output frequency: 32.768kHz • Miniature and Low profile ceramic package • Low current consumption: 0.35μ A Typ (3.3V, Disable) • Wide operating voltage range 1.5V to 3.6V • CMOS output • Output enable ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ① Series ② Output Frequency ③ Output type ④ Supply Voltage 33 Applications ⑥ Freq. Temp. Chrst. ⑦ Output Waveform Symmetric 3.3V ⑧ Customer Special Tolerance RoHS Compliant A 45 to 55% E ⑤ Frequency • W-LAN etc. +10/ −120×10−6 A Model Suffix 5±23×10 −6 00 STD Specification Packaging (Tape & Reel 3000 pcs./ reel) Specifications Specifications Item Symbol Conditions Units Min. Typ. Max. ― 32.768 ― kHz Output Frequency Range fo Standard Frequency Frequency Tolerance fo after 2times Reflow, VCC=3.3V, Ta=25±2°C −18 +5 +28 ×10−6 Frequency Temperature Characteristics fo-Tc Ta=−20 to +70°C (+25°C is reference) −120 ― +10 ×10−6 Frequency Voltage Coefficient fo-V Ta=+25±2°C −2.0 ― 2.0 ×10−6/ V Frequency Aging F_age Per Year −3.0 ― 3.0 ×10−6 Storage Temperature T_stg −55 ― +125 °C Operating Temperature T_use −40 ― +85 °C Supply Voltage VDD 1.5 ― 3.6 V Interface Power Supply Voltage VIO 1.5 ― 3.6 V Current Consumption ICC No load, VDD=3.3V, VIO=3.3V ― ― 1.5 μA load: 15pF, VDD=3.3V, VIO=3.3V ― ― 4.2 μA Symmetry SYM @50% VIO 45 ― 55 % Rise/ Fall Time tr/ tf load: 15pF, 20%VIO to 80%VIO ― ― 50 ns Low Output Voltage VOL IOL=+0.4mA ― ― 0.4 V High Output Voltage VOH IOH=−0.4mA VIO−0.4 ― ― V ― ― 15 pF ― ― 1.0 μs ― ― 0.6 sec CMOS Load L_CMOS Disable Delay Time t_dis Start-up Time t_str CMOS Output Time at minimum Supply voltage to be 0 s ∗ Unless otherwise stated, characteristics(specifications) shown in the above table are based on the rated operating temperature and voltage condition. ∗ Please contact us for other specifications. Dimensions (Unit: mm) Recommended Land Pattern (Unit: mm) 3.2±0.2 1.5±0.2 Marking #3 #2 0.6 (0.3) 0.6 #1 Pad Connections #1 VIO #2 GND #3 Output #4 VDD Enable/ Disable Function #1 #3(Output) Open High Z(No-Oscillation) "H" Level Active "L" Level High Z（No-Oscillation) #4 0.40 #3 (2.4) 0.40 0.8 1.0 max. (0.3) 0.8 #4 #1 #2 0.6 (2.4) 0.6 Note: A capacitor of value 0.01μF between Vcc and GND is recommended.