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ZSSC3026CI4 Datasheet(PDF) 8 Page - List of Unclassifed Manufacturers |
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8 / 47 page ZSSC3026 Low Power 16 Bit Sensor Signal Conditioner IC Data Sheet May 15, 2012 © 2012 Zentrum Mikroelektronik Dresden AG — Rev. 1.02 All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without notice. 8 of 46 1.3. Electrical Parameters All parameter values are valid only under specified operating conditions. All voltages are referenced to Vss. Table 1.4 Electrical Parameters. PARAMETER SYMBOL CONDITIONS/COMMENTS MIN TYP MAX UNIT SUPPLY Bridge Supply Voltage, ADC Reference Voltage VDDB internally generated 1.60 1.67 1.74 V Active State, average 900 1500 µA Sleep State, Idle Current, <85°C 20 250 nA Current Consumption IVDD Sleep State, Idle Current, <125°C 50 950 nA where VDD = 1.8V 17 dB Power Supply Rejection (see Figure 3.1) 20·log10(VDD/VDDB) PSRVDD where VDD = 2V 32 dB Memory Program Voltage VDD,prog Required voltage level at VDD-pin 2.9 3.6 V Mean Program Current IVDD,Prog Mean current consumption during MTP programming cycle at VDD 6 mA Peak Program Current Iprog,max MTP Program at VDD-pin, dynamic switch-on current draw 20 mA ANALOG TO DIGITAL CONVERTER (ADC) Resolution rADC 10 16 Bit ADC Clock Frequency fADC Internal ADC clock 0.925 1 1.12 MHz Reference Voltage n Vrefn VDDB *0.03 Reference Voltage p Vrefp VDDB *0.97 Offset A2D_Offset 8-step programmable offset 1/16 8/16 Integral Nonlinearity (INL) INLADC Based on ideal slope -4 - +4 LSB Differential Nonlinearity DNLADC Tested / verified within design -1 - +1 LSB Conversion Rate, 16bit single fS,raw Conversions per second for single 16bit A2D conversion 6 - 355 Hz AMPLIFIER Gain Gamp 32 steps 13.2 72 Gain Error Gerr referred to nominal gain -1.5 - 1.5 % SENSOR SIGNAL CONDITIONING PERFORMANCE IC Accuracy Error ErrA,IC Accuracy error for ideally linear (in temperature and e.g. pressure) sensor 0.01 %FSO * * Percentage referred to maximum full-scale output, e.g. for 16bit measurements: Err A,IC [%FSO] = 100 · MAX{ | ADCmeas – ADCideal | } / 2 16 |
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