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MAX189ACWE+ from MAXIM, MAXIM - Dallas Semiconductor 8pcs , SOIC16 , Alternate PN:MAX189ACWE,+5V, Low-Power, 12-Bit Serial ADCs
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MAX189ACWE+ from MAXIM/DALLAS, MAXIM - Dallas Semiconductor 4pcs , W.SO , Alternate PN:MAX189ACWE,+5V, Low-Power, 12-Bit Serial ADCs
MAX189ACWE+ from MAX, MAXIM - Dallas Semiconductor 43pcs , SOP,+5V, Low-Power, 12-Bit Serial ADCs
General Description ____________ELECTRICAL CHARACTERISTICS(VDD = +5V ±5%; GND = 0V; unipolar input mode; 75ksps, fCLK = 4.0MHz, external clock (50% duty cycle); MAX187—internalreference: VREF = 4.096V, 4.7µF capacitor at REF pin, or MAX189—external reference: VREF = 4.096V applied to REF pin, 4.7µFcapacitor at REF pin; TA = TMIN to TMAX; unless otherwise noted.)PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITSDC ACCURACY (Note 1)Resolution 12 Bits1MAX18_A ± ⁄2Relative Accuracy (Note 2) MAX18_B ±1 LSBMAX18_C ±2Differential Nonlinearity DNL No missing codes over temperature ±1 LSB1MAX18_A ±1 ⁄2Offset ErrorLSBMAX18_B/C ±3MAX187 ±3Gain Error (Note 3) LSBMAX189A ±1MAX189B/C ±3Gain Temperature Coefficient External reference, 4.096V ±0.8 ppm/°C(10kHz sine wave input, 0V to 4.096V , 75ksps)DYNAMIC SPECIFICATIONSp-pSignal-to-Noise plusSINAD 70 dBDistortion RatioTotal Harmonic DistortionTHD -80 dB(up to the 5th harmonic)Spurious-Free Dynamic Range SFDR 80 dBSmall-Signal Bandwidth Rolloff -3dB 4.5 MHzFull-Power Bandwidth 0.8 MHz2 _______MAX187/MAX189MAX187/MAX189+5V, Low-Power, 12-Bit Serial ADCsApplicationsMAX187BC/D 0°C to +70°C Dice* ±1Portable Data LoggingOrdering Information continued on last page.* Dice are specified at T = +25°C, DC parameters only.ARemote Digital Signal Processing** Contact factory for availability and processing to MIL-STD-883.Isolated Data AcquisitionHigh-Accuracy Process Control________________Functional Diagram _________________Pin Configurations6 TOP VIEWOUTPUT DOUT85SHIFTSCLKGNDREF-REGISTERAV = 1.638DAC10k(4.096V)VDD 1 8+2.5V SCLKREF+BANDGAPAIN2 7 CSREFERENCE12-BIT MAX187(MAX187 ONLY)SHDN 36 DOUT4SAR MAX189REFREF 45 GND2AIN T/HCOMPARATORDIP7MAX187CSCONTROLBUFFER ENABLE/DISABLEMAX189AND31TIMINGSHDNVDDNOTE: PIN NUMBERS SHOWN ARE FOR 8-PIN DIPs ONLY. Pin Configurations continued on last page.™ SPI and QSPI are trademarks of Motorola. Microwire is a trademark of National Semiconductor.____ Maxim Integrated Products 1 for or literature.EVALUATION KIT MANUALFOLLOWS DATA SHEET+5V, Low-Power, 12-Bit Serial ADCsABSOLUTE MAXIMUM RATINGSV to GND .......-0.3V to +6V Continuous Power Dissipation (T = +70°C)DD A AIN to GND...-0.3V to (V + 0.3V) 8-Pin Plastic DIP (derate 9.09mW/°C above +70°C) ..500mWDD REF to GND ..-0.3V to (V + 0.3V) 16-Pin Wide SO (derate 8.70mW/°C above +70°C) ...478mWDD Digital Inputs to GND......-0.3V to (V + 0.3V) 8-Pin CERDIP (derate 8.00mW/°C above +70°C) ......440mWDD Digital Outputs to GND...-0.3V to (V + 0.3V) Operating Temperature Ranges:DD SHDN to GND-0.3V to (V + 0.3V) MAX187_C_ _/MAX189_C_ _..0°C to +70°CDD REF Load Current (MAX187) .......4.0mA Continuous MAX187_E_ _/MAX189_E_ _ ........-40°C to +85°CREF Short-Circuit Duration (MAX187).....20sec MAX187_MJA/MAX189_MJA .....-55°C to +125°CDOUT Current...±20mA Storage Temperature Range.-60°C to +150°CLead Temperature (soldering, 10sec).+300°CStresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functionaloperation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure toabsolute maximum rating conditions for extended periods may affect device reliability.

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