AS89010-EB1

AS89010-EB1 Datasheet


Coverpage AS89010 Datasheet

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AS89010-EB1 AS89010-EB1 AS89010-EB1 (pdf)
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Coverpage AS89010 Datasheet

Please be patient while we transfer this adapted former MAZeT document to the latest ams design.

DATASHEET AS89010
16 bit 4-channel analog-to-digital converter ADC with I2C control/output SSOP16

Order No. 305030004 Status preliminary

Conversion of 4 sensor signals of photodiodes Precise conversion of average e.g. integral
e.g. RGB/XYZ color plus one blank channel for
photo current for optical sensors and arrays
compensation of parasitic currents or tempera-
e.g. UV, VIS, IR and other sensors with cur-
ture conversion or other sensors with current
rent output
signal output

In combination with ams Sensors Germany’s

Configurable conversion gain and integration
color sensors measurement of lights chro-
time supports a very high dynamic range of
maticity coordinates XYZ CIE 1931, DIN 5033
1 2.68E+08
and similar or color temperatures to control

Up to 16 bit internal 20 bit signal resolution
and process displays and backlights e.g. LED,
by achievable sensitivity up to 20 fA/LSB

CCFL
scaling by a divider the internal 20 bit on In combination with ams Sensors Germany’s
16 bit output
color and spectral sensors measurement of re-

Adjustable operation modes like continuous, by
flective and/or transmitted light chromaticity
command and externally synchronized by
coordinates XYZ CIE1931, DIN5033 and simi-
given start and start/end signal measurement
lar measurement of objects and surfaces for

Option external control of integration time and
analyzes, quality management, sorting, etc.
reference current gain

High linearity of amplifying, no cross talking

MARKET SEGMENTS

High absolute accuracy without additional
sources
ORDERING INFORMATION 39

LEGAL NOTES AND WARNINGS 40
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AS89010 V3.11
1 GENERAL DESCRIPTION

The ASIC AS89010 is a low noise sensor interface application specific standard product ASSP and suitable for coupling of multi-channel optical sensors or sensors using current output. It converts input currents of for example photodiodes both polarities to a digital output and realizes a continuous or triggered measurement via current integration. Optional the integration time and sensitivity can be controlled by external programming to extend the internal functions and parameters. The four signal channels convert directly and simultaneously the input currents to a digital representation of the measured average. The channels may be divided into three signal channels and one dummy channel for compensation of parasitic currents. This ASIC is especially suitable for signal conditioning of photodiodes of array sensors like color or other optical sensors with maximum of 4 channels per chip1. A configurable conversion gain factor and integration time support a dynamic range2 of 1 - 2.68E+08 and achieves an accuracy of up to 16 bit signal resolution with sensitivity up to 20 fA/LSB.

The internal reference generations offers a high reliability. The converter is insensitive to a 50 Hz/60 Hz external disturbances and was especially designed to accommodate high accuracy at high sensitivity offering high robustness. Automatic Power down sleep function between subsequent measurements offers operation with very low current c60onsumption. Further, it offers a wide range of reference currents nA to 5 µA , integration times 1 ms to 1 s , synchronized mode and other control modes adjustable by user programming. The conversion data can be accessed via 16 bit/400 kHz fast Interface with programmable slave addresses. Measurement of actual integration time for a full triggered measurement can be performed.

AS89010’s supported operating modes depending on required performance:

CMD Mode single measurement and conversion controlled via bus , CONT Mode - continuous measurement and conversion periodically recurring measuring cycles
until “Stop” controlled via bus, SYN[x] modes - synchronized measurement and conversion:
[SYNS Mode] synchronization of start, [SYND Mode] synchronization of start and stop of measuring cycle on the falling edge of the

SYN pin.

The settings for the input current range and integration time are not affected by alternative modes. Further the converter supports functions like Power down and Standby. It represents a low power solution and is also suitable for mobile applications.

Based on the high flexibility the AS89010 is suitable as converter for a width range of multi-channel sensors with current output. The device achieves a high dynamic range especially in back light applications and in measurements of integral intensity of pulsed light. The combination of ams Sensors Germany’s color sensors with AS89010 is excellently suited for photometry applications brightness, color coordinate and/or color temperature , for determining current values for control of spectrally mixed LED light sources or as sensors for display and back light calibration and mobile devices for light measurement. The sensor signal IC is available in SMD housing or can be supplied as a bare die.
1 Upon consideration of that address more ASICs may be used in parallel to a sensor to convert more than 4 sensor channels. In that case special operating notes must be considered.
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AS89010 V3.11
2 ELECTRICAL CHARACTERISTICS

Absolute Maximum Ratings Violations of absolute maximum conditions are not allowed under any circumstances otherwise the IC can be destroyed.

All voltages are referenced to VSSA = VSS = 0 V.

Table 1 Maximum conditions

PARAMETER

NAME

UNIT

Power Supply analog

VDDA

Input and Output Voltages analog

VIOA

VDDA+0.5

Power Supply digital

Input and Output Voltages digital

VIOD

VDD+0.5

Supply Voltage Difference3 VDDD-VDDA DIFF_VDD

Ambient Temperature

Storage Temperature

TSTG
ORDERING INFORMATION

NAME AS89010

Status Series

PACKAGE SSOP16

Article 305030004
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For more information please contact:
ams Sensors Germany GmbH Göschwitzer Straße 32 07745 JENA | GERMANY

Phone +49 3641 2809-0 Fax +49 3641 2809-12
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AS89010 V3.11

LEGAL NOTES AND WARNINGS

Failure to comply with these instructions could result in death or serious injury.

Misuse of documentation The information contained in this document is the property of ams Sensors Germany. Photocopying or otherwise reproducing any part of the catalog, whether electronically or mechanically is prohibited, except where the express permission of ams Sensors Germany GmbH has been obtained. In general, all company and brand names, as well as the names of individual products, are protected by brand, patent or product law.

State of document - The information provided in this document is for reference only. Do not use this document as product installation guide since products can be under development to improve performance or any other purpose. Before you start any development or place an order please contact your supplier or ams Sensors Germany for the latest version of this document. ams Sensors Germany explicitly reserves the right to make technical changes to information described in the document.

Information and Disclaimer The information provided in this document is based on the knowledge of the ams Sensors Germany GmbH as of the date of publication. The ams Sensors Germany GmbH cannot give warranty regarding the accuracy of information provided by third parties. ams Sensors Germany may not have conducted testing or chemical analysis on all incoming material or chemicals. ams Sensors Germany GmbH performs and continues to perform reasonable measures to provide the most accurate data at the given time. Additional efforts to integrate information provided by third parties are performed and continue to be performed. Certain supplier information may be proprietary or limited and not available at release.

Personal Injury All products are conform to the specifications in accordance with the terms and conditions of ams Sensors Germanys standard warranty. Production processing does not necessarily include testing of all parameters.

RoHS Directive 2011/65/EU /REACH INFORMATION - RoHS compliance and PB free The products of ams Sensors Germany fully comply with the current RoHS-directives. Our semiconductor products do not contain any of the six substance chemical categories, for example including the restriction on lead usage lead weight may not exceed in homogeneous materials . RoHS compliant products are suitable for the usage in lead-free specified processes, when designed to be soldered at high temperatures.

REACH information ams Sensors Germany products do not contain any of the latest REACH Substances of Very High Concern SVHC regarding the Europe Union EU Regulation The latest 155 substances restricted per the REACH Regulation were last updated on June 16, Please refer to the following for the most current candidate list of substances:
ams Sensors Germany solutions are not designed or intended for use in critical applications, in which the failures or malfunctions of the product may result in personal injury or death. Use of ams Sensors Germany products in life support systems is expressly unauthorized and any use by customer is completely at their own risk. In the case of a restricted use of the product described here, an application of the product outside of this limitation is at your own risk.
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AS89010 V3.11

Legal liability - ams Sensors Germany assumes no responsibility for the use of any foreign products or circuits described in this document or customer product design, conveys no license, either expressed or implied, under any patent or other right, and makes no representation that the foreign circuits are free of patent infringement. ams Sensors Germany further makes no claim as to the suitability of its products for any particular purpose, nor does ams Sensors Germany assume any liability arising out of the use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages.

ESD Warning Sensor handling precautions should be observed to avoid static discharge.

WEEE Disposal - The product should be disposed in to according the Directive 2002/96 / EC of the European Council on Waste Electrical and Electronic Equipment [WEEE] and the German electoral law [ElektroG] of 16 March Please contact our technical support if you need more details.
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More datasheets: 82737014 | 82737005 | 1361 | 887 | DM74ALS157SJX | DM74ALS157SJ | DM74ALS157N | DM74ALS157MX | DM74ALS157M | AS89010


Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived AS89010-EB1 Datasheet file may be downloaded here without warranties.

Datasheet ID: AS89010-EB1 519784