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: 4/16/2007 (REV. NO: 2) Product Name: SMD 3.2x2.5 20MHz Crystal Oscillator TST Parts No.: TW0225A Customer Parts No. :
Company: Division: Approved by: Date:
Checked by: Approval by: Date:
Ryan Huang Robert Chang 4/16/2007
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 3.2x2.5 20MHz Crystal Oscillator
MODEL NO.: TW0225A REV. NO: 2
RoHS Compliant Lead free Lead-free soldering
Features:
Surface Mount Seam Weld Package Excellent Reliability Performance Good Frequency Perturbation and Stability over temperature
Application:
2.8 V Supply Voltage Operation / Complementary CMOS Output Option-able stand-by function for output (Tri-state output).
Electrical Characteristics:
TW0225A
Nominal Frequency, Fo Storage Temperature Range Operating Temperature Range Power Supply Voltage, Vcc Load
Specifications
20.000000 MHz -40°C to +85°C -20°C to +70°C 2.8 V +/- 5% 10KΩ // 15pF
“0” Level “1” Level
Power Supply Current, Icc Frequency Stability over Operating Temperature (referred to the value at 25°C) Frequency Make Tolerance (FL) Duty Cycle
Rise Time ( 10% -> 90% of final RF level in Vp-p ) Fall Time ( 90% -> 10% of final RF level in Vp-p )
0.28 V max 2.52 V min 10 mA max +/-10 ppm max (referred to the value at 25°C) +/-10 ppm @ 25°C +/- 3°C 45% ~ 55% 5 nsec max. 5 nsec max. PIN 1: High or Open, PIN 3:Enable PIN 1: Low, PIN 3:Disable
Enable/Disable Function
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC Release document
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Mechanical Dimensions: (Unit: mm)
Test Circuit:
Marking:
Line 1: 20.00(Frequency) Line 2: T WDA (TST logo + Product Code + Data Code + TST Internal Code)
20.00 T WDA
Product Code Table
Year Product Code
2001 2005 W
WK04 D WK17 Q WK30 d WK43 q WK05 E WK18 R WK31 e WK44 r WK06 F WK19 S WK32 f WK45 s
2002 2006 w
WK07 G WK20 T WK33 g WK46 t WK08 H WK21 U WK34 h WK47 u
2003 2007 W
WK09 I WK22 V WK35 i WK48 v WK10 J WK23 W WK36 j WK49 w WK11 K WK24 X WK37 k WK50 x
2004 2008 w
WK12 L WK25 Y WK38 l WK51 y WK13 M WK26 Z WK39 m WK52 z
Date Code Table
W K01 A WK14 N WK27 a WK40 n
WK02 B WK15 O WK28 b WK41 o
WK03 C WK16 P WK29 c WK42 p
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC Release document
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Packing:
PACKING QUANTITY: 1K Pcs / Reel Reel Dimension (Unit: mm)
Tape Dimension (Unit: mm)
Direction of Feed
[NOTE]: 1. Unless otherwise specified tolerance on dimension +/-0.1 mm. 2. Material: conductive polystyrene with color black 3. 10 pitch cumulative tolerance +/-0.2 mm. 4. Packing Direction: dot or the logo of marking should be close to the hole of tape. PACKING DIRECTION:
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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