AS1753 austriamicrosystems AG, AS1753 Datasheet

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AS1753

Manufacturer Part Number
AS1753
Description
Quad SPST Analog Switches
Manufacturer
austriamicrosystems AG
Datasheet

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A S 1 7 5 1 , A S 1 7 5 2 , A S 1 7 5 3
H i g h - Sp e e d , L o w - Vo l ta g e , S i n g l e - S u p p l y,
0 . 9 Ω, Q u a d S P S T A n a l o g S w i t c h e s
1 General Description
The AS1751/AS1752/AS1753 are high-speed, low-volt-
age, quad single-pole/single-throw (SPST) analog
switches.
Fast switching speeds, low ON-resistance, and low
power consumption make these devices ideal for single-
cell battery powered applications.
These highly-reliable devices operate from a single +1.6
to +3.6V supply, and are differentiated by the type and
number of switches:
The AS1753 supports break-before-make switching.
With very low ON-resistance (R
R
for sample and hold circuits, digital filters, and op-amp
gain switching networks.
The AS1751/AS1752/AS1753 digital logic input is 1.8V
CMOS-compatible when using a +3V supply, and all
devices can handle Rail-to-Rail signals.
The devices are available in a 3mm x 3mm 16-pin TQFN
package and a 14-pin TSSOP package.
Figure 1. 14-pin TSSOP Block Diagrams
www.austriamicrosystems.com
!
!
!
ON
AS1751 – Four normally open (NO) switches
AS1752 – Four normally closed (NC) switches
AS1753 – Two NO switches and Two NC switches
flatness, the devices can accurately switch signals
COM1
COM2
AS1751
AS1752
AS1753
Device
GND
NO1
NO2
IN2
IN3
1
2
3
4
5
6
7
AS1751
14
V+
13
IN1
12
IN4
11
NO4
10
COM4
9
COM3
8
NO3
ON
Input
High
High
High
Low
Low
Low
), R
ON
matching and
COM1
COM2
GND
NC1
NC2
IN2
IN3
1
2
3
4
5
6
7
Revision 1.41
AS1752
Switches 1, 3 = Off
Switches 1, 3 = On
2 Key Features
3 Applications
The devices are ideal for use in power routing systems,
cordless and mobile phones, MP3 players, CD and DVD
players, PDAs, handheld computers, digital cameras,
hard drives, and any other application where high-speed
signal switching is required.
!
!
!
!
!
!
!
!
!
!
!
- 0.9Ω (+3V supply)
- 2.5Ω (+1.8V supply)
- 0.12Ω (+3V supply)
- 0.25Ω (+1.8V supply)
- 16-pin TQFN (3mm x 3mm)
- 14-pin TSSOP
ON-Resistance:
R
R
Supply Voltage Range: +1.6 to +3.6V
Switching Speed: t
Current-Handling: 250mA Continuous
Break-Before-Make Switching (AS1753)
Rail-to-Rail Signal Handling
1.8V CMOS Logic Compatible (+3V Supply)
Operating Temperature Range: -40 to +85ºC
Package Types:
14
V+
13
IN1
12
IN4
11
NC4
10
COM4
9
COM3
8
NC3
ON
ON
Matching:
Flatness: 0.1Ω (+3V Supply)
Switch State
Off
On
On
Off
COM1
COM2
ON
GND
NO1
NC2
IN2
IN3
1
2
3
4
5
6
7
= 22ns, t
Switches 2, 4 = On
Switches 2, 4 = Off
AS1753
OFF
www.DataSheet4U.com
= 14ns
14
V+
13
IN1
12
IN4
11
NC4
10
COM4
9
COM3
8
NO3
D a t a S h e e t
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Related parts for AS1753

AS1753 Summary of contents

Page 1

... AS1751 – Four normally open (NO) switches AS1752 – Four normally closed (NC) switches ! ! AS1753 – Two NO switches and Two NC switches The AS1753 supports break-before-make switching. With very low ON-resistance ( flatness, the devices can accurately switch signals ...

Page 2

... Analog Switch Normally Closed Terminal Analog Switch Normally Open Terminal Input Supply Voltage. +1.6 to +3.6V Revision 1.41 www.DataSheet4U.com 1 12 IN4 NC2 2 11 NC4 AS1753 – – COM4 IN2 NO1 IN1 2 NC2 12 IN4 3 AS1753 11 NC4 4 IN2 10 COM4 5 IN3 9 COM3 6 GND 8 NO3 ...

Page 3

... AS1751/AS1752/AS1753 Data Sheet - Absolute Maximum Ratings Stresses beyond those listed in Table 2 and functional operation of the device at these or any other conditions beyond those indicated in istics on page 4 is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability ...

Page 4

... LOAD LOAD 35pF, Figures 13, 14 AMB 1.5V, T NOx NCx AMB R = 50Ω LOAD LOAD 35pF, Figure 15 (AS1753) AMB 1.0nF, GEN GEN LOAD f = 1MHz, Figure 1MHz, Figure 1MHz, Figure 17 Revision 1.41 www.DataSheet4U.com Min Typ Max Unit 1.6 3 ...

Page 5

... AS1751/AS1752/AS1753 Data Sheet - Table 4. +3V Supply Electrical Characteristics (Continued) Symbol Parameter 4 V ISO Off-Isolation 5 Crosstalk Total Harmonic THD Distortion Logic Input V Input Logic High IH V Input Logic Low IL I Input Leakage Current ...

Page 6

... AS1751/AS1752/AS1753 Data Sheet - Typical Operating Characteristics Figure 4. Frequency Response 10 0 Bandwidth -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 0.01 0 100 Frequency (MHz) Figure 6. Turn On/Turn Off Time vs. Temperature ...

Page 7

... AS1751/AS1752/AS1753 Data Sheet - Figure 10. Charge Injection vs. V COM 1. 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 V (V) COM www.austriamicrosystems.com 3 Revision 1.41 www.DataSheet4U.com ...

Page 8

... Detailed Description The AS1751/AS1752/AS1753 are low ON-resistance, low-voltage, quad analog SPST switches that operate from a single +1.6 to +3.6V supply. CMOS process technology allows switching of analog signals that are within the supply voltage range (GND to V+). ...

Page 9

... High-speed switches require proper layout and design procedures for optimum performance. ! Short, wide traces should be used to reduce stray inductance and capacitance. ! Bypass capacitors should be as close to the device as possible. ! Large ground planes should be used wherever possible. www.austriamicrosystems.com (see page 2). AS1751/AS1752/AS1753 D1 V+ COMx NOx V GEN GND D2 Figure 12 causes the logic threshold to be shifted relative to GND ...

Page 10

... AS1751/AS1752/AS1753 Data Sheet - Timing Diagrams and Test Setups Figure 13. AS1751 / AS1753 Test Circuit and Timing Diagram V+ V NOx V+ AS1751/ AS1753 INx COMx 50Ω 50Ω GND Figure 14. AS1752 / AS1753 Test Circuit and Timing Diagram ...

Page 11

... Off-isolation is measured between COM x and the off NC x /NO x terminal on each switch. Off-isolation = 20log ( On-loss is measured between COM x and the /NO x terminal on each switch. On-loss = 20log (V 4. Signal direction through the switch is reversed; worst values are recorded. www.austriamicrosystems.com AS1751/ AS1752/ AS1753 V+ COMx Capacitance Analyzer NCx or INx NOx GND ...

Page 12

... AS1751/AS1752/AS1753 Data Sheet - Package Drawings and Markings The devices are available in an 16-pin TQFN package and an 14-pin TSSOP package. Figure 19. 16-pin TQFN Package D D/2 INDEX AREA (D/2 xE/2) 4 aaa C 2x TOP VIEW 11 NX ...

Page 13

... AS1751/AS1752/AS1753 Data Sheet - Notes: 1. Dimensioning and tolerancing conform to ASME Y14.5M-1994 . 2. All dimensions are in millimeters; angles in degrees the total number of terminals. 4. The terminal #1 identifier and terminal numbering convention shall conform to JEDEC 95 SPP-012 . Details of termi- nal #1 identifier are optional but must be located within the zone indicated ...

Page 14

... AS1751/AS1752/AS1753 Data Sheet - Figure 20. 14-pin TSSOP Package 0.65mm Lead Pitch Symbol Min Nom 0. 0.85 0.90 L 0.50 0. 0.19 0. 4.90 5.00 E1 4.30 4.40 E 6.4 BSC Notes: 1. All dimensions are in millimeters; angles in degrees. 2. Dimensions and tolerancing per ASME Y14.5M-1994 . ...

Page 15

... Quad SPST Switch AS1752V-T Quad SPST Switch AS1753S Quad SPST Switch AS1753S-T † Quad SPST Switch AS1753V † Quad SPST Switch AS1753V-T † Future Product www.austriamicrosystems.com Table 7. Delivery Form Tube Tape and Reel Tray Tape and Reel Tube Tape and Reel ...

Page 16

... AS1751/AS1752/AS1753 Data Sheet Copyrights Copyright © 1997-2007, austriamicrosystems AG, Schloss Premstaetten, 8141 Unterpremstaetten, Austria-Europe. Trademarks Registered ®. All rights reserved. The material herein may not be reproduced, adapted, merged, trans- lated, stored, or used without the prior written consent of the copyright owner. All products and companies mentioned are trademarks or registered trademarks of their respective companies. ...

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