AD7111ABN Analog Devices Inc, AD7111ABN Datasheet
AD7111ABN
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AD7111ABN Summary of contents
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FEATURES Dynamic Range: 88.5 dB Resolution: 0.375 dB On-Chip Data Latches +5 V Operation AD7111A Pin Compatible with AD7524 Low Power APPLICATIONS Audio Attenuators Sonar Systems Function Generators Digitally Controlled AGC System GENERAL DESCRIPTION The LOGDAC AD7111/AD7111A are monolithic ...
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AD7111/AD7111A–SPECIFICATIONS AD7111–ELECTRICAL CHARACTERISTICS AD7111L/C/U Grades Parameter NOMINAL RESOLUTION 0.375 ACCURACY RELATIVE ATTENUATION 0.375 dB Steps: Accuracy 0. Monotonic 0.75 dB Steps: Accuracy 0. ...
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AD7111A–ELECTRICAL CHARACTERISTICS Parameter NOMINAL RESOLUTION 0.375 ACCURACY RELATIVE ATTENUATION 0.375 dB Steps: Accuracy 0. Monotonic 0.75 dB Steps: Accuracy 0. Monotonic ...
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... Although the AD7111/AD7111A features proprietary ESD protection circuitry, permanent damage may occur on devices subjected to high energy electrostatic discharges. Therefore, proper ESD precautions are recommended to avoid performance degradation or loss of functionality. ORDERING GUIDES AD7111A ORDERING GUIDE Specified Temperature Accuracy Model Range Range AD7111ABN – + AD7111ACN – + AD7111ABR – + AD7111ACR – + ...
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Write Cycle Timing Diagram CIRCUIT DESCRIPTION GENERAL CIRCUIT DESCRIPTION The AD7111/AD7111A consists of a 17-bit R-2R CMOS mul- tiplying D/A converter with extensive digital logic. The logic translates the 8-bit binary input into a 17-bit word which is used to ...
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AD7111/AD7111A For example, the AD7111L is guaranteed monotonic in 0.375 dB steps from –54 dB inclusive and in 0.75 dB steps from –72 dB inclusive. To achieve monotonic operation over the entire 88.5 dB ...
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Another error arises from the output amplifier s input offset voltage. The amplifier is operated with a fixed feedback resis- tance, but the equivalent source impedance (the AD7111/ AD7111A output impedance) varies as a function of attenuation level. This has ...
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AD7111/AD7111A–Typical Performance Characteristics 2 + –10V IN DATA INPUT = 1111XXXX 1.5 1.0 0.5 0.0 –40 – TEMPERATURE – C Figure 10. Output Leakage Current vs. Temperature 10 1/2 OP – 275 C1 ...