oH V SC AV ER OM AI SIO PL LA N IA BL S NT E *R Features ■ ■ ■ ■ ■ Applications Lead free versions available RoHS compliant (lead free version)* 18 RC terminators tied to a common node Stable thin-film-on-silicon technology Ultra-miniature packages to JEDEC standards ■ ■ ■ High-speed bus termination Low power consumption Ideal for space-constrained applications Thin Film on Silicon 2CTA AC Terminator x 18 General Information Package Schematic The AC Terminator is used to provide termination for clock and data lines where transmission line effects would otherwise cause wave reflections or signal ringing. These Silicon-based, Tantalum-Nitride resistors and capacitors feature excellent stability, temperature coefficients and tracking performance. This product series conforms to JEDEC standards. 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 Electrical & Environmental Characteristics Electrical Characteristics Symbol Minimum R 33 Resistance Range Resistor Tolerance Power Rating per Resistor @ 70 °C Capacitor Range Capacitor Tolerance Capacitor Breakdown Voltage Operating Voltage Nominal Maximum Unit 100 50 Ω Ω Watt pF pF V V +125 +150 1.0 °C °C Watt ±10 % C 0.1 180 33 25 ±20 % 35 Environmental Characteristics ESD Operating Temperature Storage Temperature Power Rating per Package @ 70 °C TJ Tstg *RoHS Directive 2002/95/EC Jan 27 2003 including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 2K -55 -65 V Thin Film on Silicon 2CTA AC Terminator x 18 Mechanical Characteristics QSOP Package Dimensions A .635 TYP. (.025) Model 2QSP20 3.81 - 3.99 (.150 - .157) A 8.56 - 8.74 (.337 - .344) Governing dimensions are in mm. Dimensions in parentheses are in inches and are approximate. JEDEC Reference Number MO-137. QSOP Package Power Temperature Derating Curve .21 - .31 (.008 - .012) 1.25 WATTS PIN 1 1.35 - 1.75 (.053 - .069) 1.0 2QSP20 .75 .50 .25 0 25 50 75 100 125 150 AMBIENT TEMPERATURE ( ° C ) .10 - .25 (.004 - .010) Typical Part Marking .19 - .25 (.007 - .010) 0-8 ° Represents total content. Layout may vary. 5.80 - 6.20 (.228 - .244) PIN COUNT PRODUCT FUNCTION .41 - 1.27 (.016 - .050) RESISTANCE CODE/ CAPACITANCE CODE CTA20Q 470330M YYWW PIN 1 INDICATOR (MOLDED INDENT) PACKAGE STYLE GRADE DATE CODE MANUFACTURER'S TRADEMARK Standard RC Values R1 Value (ohms) C1 Value (pF) Cap. BV (typ.) Part Number (Tape & Reel) Part Number (Tubes) 100 33 47 100 47 47 25 50 50 2CTA-101/101M-Q20R 2CTA-330/470M-Q20R 2CTA-470/470M-Q20R 2CTA-101/101M-Q20T 2CTA-330/470M-Q20T 2CTA-470/470M-Q20T Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Thin Film on Silicon 2CTA AC Terminator x 18 Dispensing For large quantities, the product will be dispensed in Tape and Reel (see diagram below). A0 DIMENSIONS = MM (INCHES) B0 K0 Package A0 B0 K0 Width Pitch QSOP 20 Pin 6.5 (0.256) 9.0 (0.354) 2.1 (0.083) 16 (0.630) 8 (0.315) No. of Pieces No. of Pieces per 13 ” reel per tube 3,500 56 How To Order 2 CTA-101/101 M-Q 20 R __ Product Class Thin-Film-on-Silicon Product Function CTA = AC Terminator x 18 Resistance Value Code 1st two digits are significant, 3rd digit = number of zeros to follow to give resistance value in ohms. Capacitance Code 1st two digits are significant, 3rd digit = number of zeros to follow to give capacitor value in pF. Standard Grade R Tol. C Tol. M = ±10 % ±20 % Standard Package Style Q = QSOP Pin Count Q = 20 Dispensing R = Reel T = Tube Terminations LF = 100 % Sn (lead free) Blank = Sn/Pb 04/05 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Reliable Electronic Solutions Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com