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| TAI-SAW TECHNOLOGY CO., LTD. No. 3, Industrial 2nd Rd., Ping-Chen Industrial District, Taoyuan, 324, Taiwan, R.O.C. TEL: 886-3-4690038 FAX: 886-3-4697532 E-mail: tstsales@mail.taisaw.com Web: www.taisaw.com Approval Sheet For Product Specification Issued Date: 1/5/2007 (REV. NO: 1) Product Name: SMD 7.0x5.0 27MHz Crystal Oscillator TST Parts No.: TW0254A Customer Parts No. : Company: Division: Approved by: Date: Checked by: Approval by: Date: Ryan Huang Robert Chang 1/5/2007 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document FR-71S03-01 TAI-SAW TECHNOLOGY CO., LTD. No. 3, Industrial 2nd Rd., Ping-Chen Industrial District, Taoyuan, 324, Taiwan, R.O.C. TEL: 886-3-4690038 FAX: 886-3-4697532 E-mail: tstsales@mail.taisaw.com Web: www.taisaw.com SMD 7.0x5.0 27MHz Crystal Oscillator MODEL NO.: TW0254A REV. NO: 1 RoHS Compliant Lead free Lead-free soldering Features: Surface Mount Seam Weld Package Excellent Reliability Performance Good Frequency Perturbation and Stability over temperature Application: 3.3 V Supply Voltage Operation / Complementary CMOS Output Option-able stand-by function for output (Tri-state output). Electrical Characteristics: TW0254A Nominal Frequency, Fo Storage Temperature Range Operating Temperature Range Power Supply Voltage, Vcc Load Specifications 27.000000 MHz -55C to +125C -10C to +70C 3.3 V +/- 10% 15pF (HCMOS) "0" Level "1" Level Power Supply Current, Icc Frequency Accuracy1 Duty Cycle Rise Time ( 10% -> 90% of final RF level in Vp-p ) Fall Time ( 90% -> 10% of final RF level in Vp-p ) 0.33 V max 2.97 V min 30 mA max +/-50 ppm max 40% ~ 60% 10 nsec max. 10 nsec max. Enable/Disable Function PIN 1: High or Open, PIN 3:Enable PIN 1: Low, PIN 3:Disable #Note 1: Frequency accuracy includes 25C tolerance, operating temperature range -10 to 70 deg C, aging and voltage or load change TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 2 Mechanical Dimensions: (Unit: mm) #4 #3 Marking #1 #2 #3 #2 #4 #1 Pin Connection #1 OE #2 GND #3 Output #4 VDD Test Circuit: Marking: Line 1 : Frequency Line 2 : T WDA (TST logo + Product Code + Data Code + TST Internal Code) 27.000 T WDA Product Code Table Year Product Code Date Code Table 2001 2005 W 2002 2006 w 2003 2007 W 2004 2008 w WK01 A WK14 N WK27 a WK40 n WK02 B WK15 O WK28 b WK41 o WK03 C WK16 P WK29 c WK42 p WK04 D WK17 Q WK30 d WK43 q WK05 E WK18 R WK31 e WK44 r WK06 F WK19 S WK32 f WK45 s WK07 G WK20 T WK33 g WK46 t WK08 H WK21 U WK34 h WK47 u WK09 I WK22 V WK35 i WK48 v WK10 J WK23 W WK36 j WK49 w WK11 K WK24 X WK37 k WK50 x WK12 L WK25 Y WK38 l WK51 y WK13 M WK26 Z WK39 m WK52 z TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 3 Packing: Reel Dimension (Unit: mm) Tape Dimension (Unit: mm) [NOTE]: 1. 2. 3. 4. Unless otherwise specified tolerance on dimension +/-0.1 mm. Material: conductive polystyrene with color black 10 pitch cumulative tolerance +/-0.2 mm. Packing Direction: dot or the logo of marking should be close to the hole of tape. PACKING DIRECTION: PACKING QUANTITY: 1K Pcs / Reel TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 4 Reflow Profile: 300 Rising Area Preheat Area Reflow Area Forced Cooling Area 250 Temperature (deg C) 200 150 Max peak temperature: 260 deg C 100 50 0 0 60 120 180 Time (seconds) 240 300 360 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 5 |
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