adg4612 Analog Devices, Inc., adg4612 Datasheet

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adg4612

Manufacturer Part Number
adg4612
Description
Power-off Protection ?5 V, +12 V, Quad Spst Switches With 5 On Resistance Adg4612/adg4613
Manufacturer
Analog Devices, Inc.
Datasheet

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FEATURES
Power-off protection
Switch turns off when input > V
Overvoltage protection up to 16 V
PSS robust
Negative signal capability passes signals down to −5.5 V
6.1 Ω maximum on resistance
1.4 Ω on-resistance flatness
±3 V to ±5.5 V dual supply
3 V to 12 V single supply
3 V logic compatible inputs
Rail-to-rail operation
16-lead TSSOP and 16-lead 3 mm × 3 mm LFCSP
APPLICATIONS
Hot swap applications
Data acquisition systems
Battery-powered systems
Automatic test equipment
Communication systems
Relay replacement
GENERAL DESCRIPTION
The ADG4612/ADG4613 contain four independent single-
pole/single-throw (SPST) switches. The ADG4612 switches are
turned on with Logic 1 on the appropriate control input. The
ADG4613 has two switches with digital control logic similar to
that of the ADG4612; the logic is inverted on the other two
switches. Each switch conducts equally well in both directions
when on, and each switch has an input signal range that extends
to the supplies. The ADG4613 exhibits break-before-make
switching action for use in multiplexer applications.
When no power supplies are present, the switch remains in the
off condition, and the switch inputs are high impedance inputs,
ensuring that no current flows, which can damage the switch or
downstream circuitry. This is very useful in applications where
analog signals may be present at the switch inputs before power
is applied or where the user has no control over the power supply
sequence.
In the off condition, signal levels up to 16 V are blocked. Also,
when the analog input signal levels exceed V
turns off.
Rev. 0
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
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
Switch guaranteed off with no power supplies present
Inputs are high impedance with no power
DD
+ V
T
DD
by V
Power-Off Protection ±5 V, +12 V, Quad
T
, the switch
SPST Switches with 5 Ω On Resistance
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
The low on resistance of these switches make them ideal
solutions for data acquisition and gain switching applications
where low on resistance and distortion is critical. The on-
resistance profile is very flat over the full analog input range
ensuring excellent linearity and low distortion when switching
audio signals.
PRODUCT HIGHLIGHTS
1.
2.
3.
4.
5.
Power-Off Protection On Both S and D Pins.
PSS Robustness.
Overvoltage Protection up to 16 V.
5.2 Ω On Resistance.
16-Lead TSSOP and 3 mm × 3 mm LFCSP Packages.
IN4
IN1
IN2
IN3
FUNCTIONAL BLOCK DIAGRAM
SWITCHES SHOWN FOR A LOGIC 1 INPUT.
ADG4612
ADG4612/ADG4613
©2010 Analog Devices, Inc. All rights reserved.
S1
D1
S2
D2
S3
D3
D4
S4
Figure 1.
IN2
IN3
IN4
IN1
ADG4613
www.analog.com
S1
D1
S2
D2
S3
D3
S4
D4

Related parts for adg4612

adg4612 Summary of contents

Page 1

... Logic 1 on the appropriate control input. The ADG4613 has two switches with digital control logic similar to that of the ADG4612; the logic is inverted on the other two switches. Each switch conducts equally well in both directions when on, and each switch has an input signal range that extends to the supplies ...

Page 2

... ADG4612/ADG4613 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Product Highlights ........................................................................... 1 Specifications..................................................................................... Dual Supply............................................................................ Single Supply........................................................................ Single Supply.......................................................................... 7 Continuous Current Per Channel Dx............................. 8 Power Supply Operation.............................................................. 8 Absolute Maximum Ratings............................................................ 9 REVISION HISTORY 10/10—Revision 0: Initial Version Thermal Resistance .......................................................................9 ESD Caution ...

Page 3

... R 125 149 ns max V 100 ns typ R 125 149 ns max V Rev Page ADG4612/ADG4613 maximum ±4 −10 mA; see Figure +4 −4 ±4 − ±4 − ...

Page 4

... ADG4612/ADG4613 Parameter Break-Before-Make Time Delay (ADG4613 Only) Fault Response Time Fault Recovery Time Threshold Voltage Charge Injection Off Isolation Channel-to-Channel Crosstalk Total Harmonic Distortion + Noise, THD + N Insertion Loss −3 dB Bandwidth C (Off ) S C (Off ) D C (On), C (On POWER REQUIREMENTS ...

Page 5

... Rev Page ADG4612/ADG4613 Test Conditions/Comments maximum + −10 mA; see Figure 10 + − ...

Page 6

... ADG4612/ADG4613 Parameter Break-Before-Make Time Delay (ADG4613 Only) Fault Response Time Fault Recovery Time Threshold Voltage Charge Injection Off Isolation Channel-to-Channel Crosstalk Total Harmonic Distortion + Noise, THD + N Insertion Loss −3 dB Bandwidth C (Off ) S C (Off ) D C (On), C (On POWER REQUIREMENTS ...

Page 7

... V typ 75 pC typ −54 dB typ Rev Page ADG4612/ADG4613 Test Conditions/Comments maximum +4 −10 mA; see Figure 4 +4 −10 mA ...

Page 8

... ADG4612/ADG4613 Parameter Channel-to-Channel Crosstalk Total Harmonic Distortion + Noise, THD + N Insertion Loss −3 dB Bandwidth C (Off ) S C (Off ) D C (On), C (On POWER REQUIREMENTS Normal Mode I DD Isolation Mode Guaranteed by design, not subject to production test. CONTINUOUS CURRENT PER CHANNEL Table 4. Parameter ...

Page 9

... Only one absolute maximum rating may be applied at any one time. THERMAL RESISTANCE θ is specified for a 4-layer board and, where applicable, with JA the exposed pad soldered to the board. Table 7. Thermal Resistance Package Type 16-Lead TSSOP 16-Lead LFCSP ESD CAUTION Rev Page ADG4612/ADG4613 θ Unit JA 112 °C/W 48.7 °C/W ...

Page 10

... IN2 N/A 0 EPAD Table 9. ADG4612 Truth Table ADG4612 INx 1 0 Table 10. ADG4613 Truth Table ADG4613 INx 0 1 IN2 IN3 Description Logic Control Input 1. This pin has an internal 400 kΩ pull-down resistor to GND. ...

Page 11

... Figure 8. On Resistance as a Function (Single Supply +105° +85° –40° for Different Temperatures, Figure 9. On Resistance as a Function of V Rev Page ADG4612/ADG4613 + – +105° –40° +25° ...

Page 12

... ADG4612/ADG4613 100 +5V DD –100 V = – 1V/4.5V BIAS –200 –300 –400 I I –500 I I –600 I I –700 TEMPERATURE (°C) Figure 10. Leakage Currents as a Function of Temperature Dual Supply 100 + – 1V/2V BIAS –100 –200 –300 –400 ...

Page 13

... Figure 20. Fault Response Time/Fault Recovery Time –20 –40 –60 –80 –100 –120 100M 1G 1k Rev Page ADG4612/ADG4613 = 25° 5V 0V 3.5V p 12V 0V rms 5V 5V rms DD SS ...

Page 14

... Figure 23. Off Leakage I (ON CONNECT Figure 24. On Leakage V SS 0.1µ OUT Dx V ADG4612 300Ω 35pF V OUT GND Figure 25. Switching Times V OUT1 50Ω 35pF V OUT2 35pF 50Ω ...

Page 15

... INx OUT 50Ω V OUT 0.1µF 0.1µ INx D R 50Ω Rev Page ADG4612/ADG4613 ON OFF ∆V OUT × ∆ INJ OUT 0.1µF NETWORK V V ANALYZER 50Ω OUT R L 50Ω ...

Page 16

... ADG4612/ADG4613 TERMINOLOGY represents the positive supply current represents the negative supply current and V represent the analog voltage on Terminal D and D S Terminal S, respectively represents the ohmic resistance between Terminal D and ON Terminal S. ΔR ON ΔR represents the difference between the R ON channels ...

Page 17

... The ADG4612/ADG4613 contain four independent single- pole/single-throw (SPST) switches. Each switch is rail-to-rail and conducts equally well in both directions when on. The ADG4612/ADG4613 has two modes of operation: normal mode and isolation mode. The operation modes are made possible by a special detection circuitry that monitors the voltage levels at the source or drain terminals and V relative to ground ...

Page 18

... V. If the switch is in the on condition, the switch remains on, and the negative signal is passed to the output; therefore, the ADG4612/ADG4613 can pass a negative signal up to −5.5 V with V that the downstream circuitry can handle this signal level. Also, ...

Page 19

... This is common in hot swap applications where a card could be hot plugged in a shelf where there are others cards already working and powered on. The ADG4612/ADG4613 allow negative signals, down to −5 passed without a negative supply. This can be very useful in applications that need to pass negative signals but do not have a negative supply available ...

Page 20

... CMOS switches recommend that power supplies are powered up before analog or digital inputs are present. The ADG4612/ADG4613 do not have any power supply sequencing requirements, thereby making them a very robust design. However, a ground must first be present for the device to function in isolation mode and normal mode ...

Page 21

... BOTTOM VIEW 0.40 0.30 0.05 MAX 0.02 NOM COPLANARITY 0.08 0.20 REF COMPLIANT TO JEDEC STANDARDS MO-220-WEED-6. Figure 36. 16-Lead Lead Frame Chip Scale Package [LFCSP_WQ × Body, Very Thin Quad (CP-16-22) Dimensions shown in millimeters Rev Page ADG4612/ADG4613 0.75 0.60 0. 1.75 PAD 1. 0.20 MIN FOR PROPER CONNECTION OF THE EXPOSED PAD, REFER TO ...

Page 22

... ORDERING GUIDE 1 Model Temperature Range ADG4612BRUZ −40°C to +105°C ADG4612BRUZ-REEL7 −40°C to +105°C ADG4612BCPZ-REEL7 −40°C to +105°C EVAL-ADG4612EBZ ADG4613BRUZ −40°C to +105°C ADG4613BRUZ-REEL7 −40°C to +105°C ADG4613BCPZ-REEL7 −40°C to +105° RoHS Compliant Part. Package Description ...

Page 23

... NOTES Rev Page ADG4612/ADG4613 ...

Page 24

... ADG4612/ADG4613 NOTES ©2010 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D09005-0-10/10(0) Rev Page ...

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