TSI21 TRANSKO | Alldatasheet

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Transko Electronics, Inc. 3981 E. Miraloma Ave. CA 92806 USA Tel: 714-528-8080 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com Tel: 714-528-8000 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com TSL21 RoHS Compliant Rev.0: Mar. 2017 MINIATURE SMD REAL TIME CLOCK (2.0 x 1.6 x 0.8mm) FEATURES:  CMOS OUTPUT @ 32.768kHz  LOW VOLTAGE  LOW CURRENT Transko Electronics, Inc reserves the right to make changes to the product (s), service (s), and specification (s) described herein without notice. See “Terms of Sale” for details on our website. ■ PART NUMBERING GUIDE ■ PACKAGE DIMENSIONS ■ SOLDER PATTERN ■ REFLOW PROFILE Pin Configuration

1 En/Dis

2 GND

3 Output

4 VDD

Unit : mm 0.80max. 1.60 2.00 1 2 3 4 Marking Unit :mm 0.85 0.75 1.05 1.35 Stability 00: ± 100ppm 50: ± 50ppm 20: ± 20ppm XX: Two digit for Stability Product series Output H: CMOS TSL21 H 20 CQ 33 S 32.768K TR T Tape and Reel TR: 3000/reel Blank: Cut tape Operating Temperature A: -55 B: -50 C: -40 D: -35 E: -30 F: -20 G: -10 H: 0 J: 50 K: 60 M: 70 N: 75 P: 80 Q: 85 R: 90* S: 100* T: 105* U: 125* X:custom Symmetry S: 45/55% Supply Voltage 18: 1.8 Volt 25: 2.5 Volt 33: 3.3 Volt 50: 5.0 Volt Frequency K: KHZ Note: Consult factory for detail Soldering 255 ±5°C 150 ±5°C Pre-heating <10 Sec <120 Sec 170 ±5°C Tristate T: En/Disable *0.01µF to 0.1µF bypass capacitor recommended ■ SPECIFICATION FREQUENCY 32.768kHz FREQUENCY STABILITY ±20ppm ~ ±100ppm OPERATING TEMPERATURE RANGE STD: 0°C ~ 70°C, Option: -40°C ~ 85°C (See P/N guide for other options) STORAGE TEMPERATURE RANGE -55°C ~ 125°C SUPPLY VOLTAGE ±10% 1.8VDC ~ 5.0VDC SUPPLY CURRENT 240µA max. OUTPUT LOGIC FAMILY CMOS LOAD 15pF LEVEL LOGIC ‘1’ (VOH) 0.9 x VDD min. LEVEL LOGIC ‘0’ (VOL) 0.1 x VDD max. SYMMETRY(DUTY CYCLE) 45% / 55% @ 1/2VDD level RISE AND FALL TIME (Tr/Tf) 200nS Max. START-UP TIME 10mS Max. STAND-BY VOLTAGE ENABLE (VIH) 0.7 x VDD ≤ VIH ≤ VDD or N/C DISABLE (VIL) VIL ≤ 0.3 x VDD AGING @ +25°C ±3°C ±3.0ppm / 1st year max. PHASE JITTER RMS (12kHz ~ 20MHz) 1pS max. 1 2 0.50 3 4 0.70 0.575 0.475 *consult with factory for availability