CS5511-AS(2000) Ver la hoja de datos (PDF) - Cirrus Logic

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CS5511-AS
(Rev.:2000)

16 and 20-Bit, 8-Pin ∆Σ ADC

Cirrus Logic 

CS5510/11/12/13

TABLE OF CONTENTS

1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 4

ANALOG CHARACTERISTICS ................................................................................................ 4

DIGITAL CHARACTERISTICS ................................................................................................. 5

DYNAMIC CHARACTERISTICS .............................................................................................. 6

ABSOLUTE MAXIMUM RATINGS ........................................................................................... 6

SWITCHING CHARACTERISTICS - CS5510/12 ..................................................................... 7

SWITCHING CHARACTERISTICS - CS5511/13 ..................................................................... 8

2. GENERAL DESCRIPTION ..................................................................................................... 10

2.1 Analog Input ..................................................................................................................... 10

2.1.1 Analog Input Model ............................................................................................. 10

2.2 Voltage Reference Input .................................................................................................. 10

2.2.1 Voltage Reference Input Model ........................................................................... 11

2.3 Power Supply Arrangements ........................................................................................... 11

2.3.1 Digital Logic Levels ............................................................................................. 14

2.4 Clock Generator ............................................................................................................... 14

2.4.1 External Clock Source for CS5510/12 ................................................................ 14

2.4.2 Internal Oscillator for CS5511/13 ........................................................................ 15

2.5 Performing Conversions .................................................................................................. 16

2.5.1 Reading Conversions - CS5510/12 ..................................................................... 16

2.5.2 Reading Conversions - CS5511/13 ..................................................................... 16

2.5.3 Output Coding ..................................................................................................... 18

2.5.4 Digital Filter ......................................................................................................... 18

2.5.5 Multiplexed Applications ...................................................................................... 20

2.6 Digital Off-Chip System Calibration ................................................................................. 20

2.7 Power Consumption, Sleep and Reset ............................................................................ 20

2.8 PCB Layout ...................................................................................................................... 21

3. PIN DESCRIPTIONS .............................................................................................................. 22

4. SPECIFICATION DEFINITIONS ............................................................................................. 23

5. ORDERING GUIDE ................................................................................................................. 23

6. PACKAGE DIMENSIONS ....................................................................................................... 24

Contacting Cirrus Logic Support

For a complete listing of Direct Sales, Distributor, and Sales Representative contacts, visit the Cirrus Logic web site at:

http://www.cirrus.com/corporate/contacts/

Preliminary product information describes products which are in production, but for which full characterization data is not yet available. Advance product infor-

mation describes products which are in development and subject to development changes. Cirrus Logic, Inc. has made best efforts to ensure that the information

contained in this document is accurate and reliable. However, the information is subject to change without notice and is provided “AS IS” without warranty of any

kind (express or implied). No responsibility is assumed by Cirrus Logic, Inc. for the use of this information, nor for infringements of patents or other rights of third

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sale of any items without the prior written consent of Cirrus Logic, Inc. The names of products of Cirrus Logic, Inc. or other vendors and suppliers appearing in

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DS337F1

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