3.3V CMOS Oscillator Low Power OC1T Specifications Product OC1T Option Codes Terminations: SM, Gold flashed pads SM, Ni+Sn plated pads T1D T2D Frequency: 32.7680kHz 30ppm 20ppm 10ppm Other Frequency stability: 0 ~ -10ppm (0 to +50C) 0 ~ -30ppm (-20 to +70C) 0 ~ -50ppm (-40 to +85C) Operating temperature range: -40 to +85C Storage temperature range: -55 to +125C Turnover temperature (T0): +20C Frequency / temp coefficient: -0.012ppm/C2 Supply voltage (VDD): 3.3V Operable from 2.3 ~ 3.6V Voltage coefficient: 3ppm/V max Supply current (max): 10A ( VDD = 3.3V, no load ) Driving ability: 15pF CMOS Output voltage: 0 level (IVOL) = 0.4V max 1 level (IVOH) = 90%VDD min Start up time: 3s max Parameters Calibration tolerance: 8.00 3.70 ACTUAL SIZE 1.75 (max) SOLDER PAD LAYOUT 3.00 1.20 1.20 1 1.20 2 4 1.00 1.60 3 1.60 1.80 2.40 5.00 1.80 TOP VIEW PAD CONNECTION 1 Enable/Disable 2 Ground 3 Output 4 Supply Scale 2:1 Features Excellent temperature performance Low power consumption High shock and vibration resistance Rise / fall times: 100ns max Miniature ceramic package Enable / disable function: Tristate (control via pad 1) Shock and vibration resistance: 5ppm, 5,000g, 0.3ms, 1/2 sine 5ppm, 20g, 10.0 ~ 2,000Hz Soldering condition: Reflow, 260C, 20 sec max Temperature Characteristics 20.0 -40 -20 0 20 40 60 80 Standard. Optional - Please specify required code(s) when ordering -20.0 Enable / Disable Function -40.0 Input (pad 1) -60.0 if/f (ppm) B A specify Open 1 level 0 level -80.0 Output (pad 3) Enabled Enabled High Impedance -100.0 Ordering Information -120.0 Package type + termination + option codes + frequency eg: OC1T-T1D 32.768kHz 30ppm (standard) Option code X (eg OC1T-T1D/X) denotes a custom spec. -140.0 -160.0 Temperature (C) Conventional Tuning Fork Tel: +44 1460 256 100 30 Oct 2003 OC1T Oscillator Fax: +44 1460 256 101 Available on T&R - 1k, 2k or 4k pcs per reel. Refer to our website for T&R and soldering details. E-mail: sales@golledge.com Web: www.golledge.com