AS1545_1 AMSCO [austriamicrosystems AG], AS1545_1 Datasheet
AS1545_1
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AS1545_1 Summary of contents
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eet General Description The ...
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AS1545 Datasheet Contents 1 General Description ................................................................................................................................................ 1 2 Key Features ........................................................................................................................................................... 1 3 Applications ............................................................................................................................................................. 1 4 Pinout ...................................................................................................................................................................... 3 Pin Assignment .................................................................................................................................................... 3 Pin Description .................................................................................................................................................... 3 5 Absolute Maximum Ratings .................................................................................................................................... 5 6 Electrical Characteristics ......................................................................................................................................... 6 ...
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AS1545 Datasheet - Pinout Pin Assignment Figure 2. Pin Assignments (Top View) DGND REF_SELECT AVDD REFA AGND AGND AIN 0 AIN 1 Pin Description Table 1. Pin Description Pin Number Pin Name 1, ...
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AS1545 Datasheet - Table 1. Pin Description Pin Number Pin Name BIN0 to BIN5 21 RANGE 22 SGL/DIFF CSN 27 SCLK 28 ...
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AS1545 Datasheet - Absolute Maximum Ratings Stresses beyond those listed in Table 2 and functional operation of ...
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AS1545 Datasheet - Electrical Characteristics 2.7V to 5.25V ...
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AS1545 Datasheet - Table 3. Electrical Characteristics (Continued) Symbol Parameter Twos Complement Output Coding Positive ...
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AS1545 Datasheet - Table 3. Electrical Characteristics (Continued) Symbol Parameter Floating State Leakage Current Floating ...
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AS1545 Datasheet - Timing Characteristics 2.7V to 5.25V ...
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AS1545 Datasheet - Typical Operating Characteristics V = 5.25V, ...
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AS1545 Datasheet - Figure 10. Supply Current vs. Sampling Rate; ...
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AS1545 Datasheet - Figure 16. Part. Power-Down vs. Temperature; 500 ...
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AS1545 Datasheet - Figure 22. ENOB vs. ReferenceVoltage; 12 11.8 ...
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AS1545 Datasheet - Figure 28. SNR vs. Input Frequency, Single-Ended; ...
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AS1545 Datasheet - Terminology Acquisition Time The Acquisition time is the time needed by the ADC to accurately acquire the analog input voltage in the internal sampling capacitor. During ...
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AS1545 Datasheet - Zero Code Error The Zero Code Error is the deviation of the midscale transition (all 0xFFFh to all 0x000h in 2’s complement output coding) from the ideal ...
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AS1545 Datasheet - Total Harmonic Distortion (THD) The Total Harmonic Distortion is the ratio between the RMS value of the fundamental (input signal) to the RMS value of the first ...
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AS1545 Datasheet - Detailed Description The AS1545 is a dual, 6-channel (six single-ended, three pseudo-differential or three fully-differential for each ...
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AS1545 Datasheet - Figure 34. Typical Application + 10Ω - 10Ω + 10Ω - 10Ω Analog Input Composition The equivalent circuit ...
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AS1545 Datasheet - Analog Input Modes Table 5. Address Map Address Map SGL DIFF ...
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AS1545 Datasheet - Single-Ended Mode The AS1545 consists of 12 single-ended analog input channels with range that can be programmed to ...
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AS1545 Datasheet - Figure 38. Definition of Fully Differential Input RANGE = 0 0 < VCM < VDD VIN 0 < ...
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AS1545 Datasheet - Analog-to-Digital Conversion The analog inputs of the AS1545 can be configured as single-ended pseudo-differential or fully differential via ...
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AS1545 Datasheet - Figure 42. Straight Binary Transfer Function for Single-Ended, RANGE = 0 Full Scale = V REF Full Scale ...
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AS1545 Datasheet - Application Information Operation Modes The operation mode of the AS1545 is selected by controlling ...
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AS1545 Datasheet - Figure 47. Exiting Partial Power-Down Mode The part begins to power-up CSN 1 SCLK D ...
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AS1545 Datasheet - enter partial power-down mode, the conversion process must be interrupted by bringing CSN high ...
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AS1545 Datasheet - Power vs. Throughput Rate The power consumption of the AS1545 varies with throughput rate. When ...
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AS1545 Datasheet - Figure 52. Reading Data from Both ADCs on One D CSN t CSS 1 2 ...
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AS1545 Datasheet - top of the difference calculator, the ADC also provide us with information regarding input ...
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AS1545 Datasheet - Application Hints Grounding and Layout The analog and digital supplies to the AS1545 are independent and separately pinned out to ...
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AS1545 Datasheet - Package Drawings and Markings Figure 55. 32-lead TQFN Package D ...
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AS1545 Datasheet - Ordering Information The device is available as the standard products shown in Table 9. Ordering Information Ordering ...
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AS1545 Datasheet Copyrights Copyright © 1997-2009, austriamicrosystems AG, Tobelbaderstrasse 30, 8141 Unterpremstaetten, Austria-Europe. Trademarks Registered ®. All rights reserved. The material herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright ...