CMOS 1.8 V to 5.5 V, 2.5 SPDT Switch/2:1 Mux in Tiny SC70 Package ADG779 FEATURES FUNCTIONAL BLOCK DIAGRAM 1.8 V to 5.5 V single supply ADG779 2.5 on resistance S2 D 0.75 on-resistance flatness S1 3 dB bandwidth >200 MHz Rail-to-rail operation IN 6-lead SC70 package Fast switching times SWITCHES SHOWN FOR A LOGIC 1 INPUT tON 20 ns Figure 1. t 6 ns OFF Typical power consumption (<0.01 W) TTL/CMOS compatible APPLICATIONS Battery-powered systems Communication systems Sample hold systems Audio signal routing Video switching Mechanical reed relay replacements GENERAL DESCRIPTION PRODUCT HIGHLIGHTS The ADG779 is a monolithic CMOS SPDT (single-pole, double-throw) switch. This switch is designed on a submicron 1. Tiny 6-Lead SC70 Package. process that provides low power dissipation yet gives high 2. 1.8 V to 5.5 V Single-Supply Operation. The ADG779 switching speed, low on resistance, and low leakage currents. offers high performance, including low on resistance and The ADG779 operates from a single supply range of 1.8 V to fast switching times, and is fully specified and guaranteed 5.5 V, making it ideal for use in battery-powered instruments with 3 V and 5 V supply rails. and with the new generation of DACs and ADCs from Analog 3. Very Low RON (5 max at 5 V, 10 max at 3 V). At 1.8 V Devices, Inc. operation, R is typically 40 over the temperature range. ON Each switch of the ADG779 conducts equally well in both 4. On-Resistance Flatness (R ) (0.75 typ). directions when on. The ADG779 exhibits break-before-make FLAT (ON) switching action. 5. 3 dB Bandwidth > 200 MHz. Because of the advanced submicron process, 3 dB bandwidth 6. Low Power Dissipation. CMOS construction ensures low of greater than 200 MHz can be achieved. power dissipation. The ADG779 is available in a 6-lead SC70 package. 7. 14 ns Switching Times. Rev. A Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. rights of third parties that may result from its use. Specifications subject to change without notice. No Tel: 781.329.4700 www.analog.com license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Fax: 781.461.3113 2005 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. 02491-001ADG779 TABLE OF CONTENTS Features .............................................................................................. 1 Pin Configuration and Function Descriptions..............................6 Applications....................................................................................... 1 Terminology.......................................................................................7 Functional Block Diagram .............................................................. 1 Typical Performance Characteristics ..............................................8 General Description ......................................................................... 1 Test Circuits..................................................................................... 10 Product Highlights ........................................................................... 1 Outline Dimensions ....................................................................... 12 Revision History ............................................................................... 2 Ordering Guide .......................................................................... 12 Specifications..................................................................................... 3 Absolute Maximum Ratings............................................................ 5 ESD Caution.................................................................................. 5 REVISION HISTORY 10/05Rev. 0 to Rev. A Updated Format..................................................................Universal Changes to Table 1............................................................................ 3 Changes to Table 2............................................................................ 4 Changes to Table 3............................................................................ 5 Changes to Terminology Section.................................................... 7 Changes to Ordering Guide .......................................................... 12 7/01Revision 0: Initial Version Rev. A Page 2 of 12