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Datasheet AD7327 (Analog Devices) - 5

ПроизводительAnalog Devices
Описание500 kSPS, 8-Channel, Software Selectable True bipolar Input, 12-Bit Plus Sign A/D Converter
Страниц / Страница37 / 5 — AD7327. Data Sheet. B Version. Parameter1. Min. Typ. Max. Unit. Test …
ВерсияB
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Язык документаанглийский

AD7327. Data Sheet. B Version. Parameter1. Min. Typ. Max. Unit. Test Conditions/Comments

AD7327 Data Sheet B Version Parameter1 Min Typ Max Unit Test Conditions/Comments

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AD7327 Data Sheet B Version Parameter1 Min Typ Max Unit Test Conditions/Comments
DC ACCURACY4 Single-ended/pseudo differential mode 1 LSB = FSR/4096, unless otherwise noted. Differential mode 1 LSB = FSR/8192, unless otherwise noted. Resolution 13 Bits No Missing Codes 12-bit Bits Differential mode plus sign (13 bits) 11-bit Bits Single-ended/pseudo differential mode plus sign (12 bits) Integral Nonlinearity2 ±1.1 LSB Differential mode; VCC = 3 V to 5.25 V, typ for VCC = 2.7 V ±1 LSB Single-ended/pseudo differential mode, VCC = 3 V to 5.25 V, typ for VCC = 2.7 V −0.7/+1.2 LSB Single-ended/pseudo differential mode (LSB = FSR/8192) Differential Nonlinearity2 −0.9/+1.2 LSB Differential mode; guaranteed no missing codes to 13 bits ±0.9 LSB Single-ended mode; guaranteed no missing codes to 12 bits −0.7/+1 LSB Single-ended/pseudo differential mode (LSB = FSR/8192) Offset Error2, 5 −4/+9 LSB Single-ended/pseudo differential mode −7/+10 LSB Differential mode Offset Error Match2, 5 ±0.6 LSB Single-ended/pseudo differential mode ±0.5 LSB Differential mode Gain Error2, 5 ±8 LSB Single-ended/pseudo differential mode ±14 LSB Differential mode Gain Error Match2, 5 ±0.5 LSB Single-ended/pseudo differential mode ±0.5 LSB Differential mode Positive Full-Scale Error2, 6 ±4 LSB Single-ended/pseudo differential mode ±7 LSB Differential mode Positive Full-Scale Error Match2, 6 ±0.5 LSB Single-ended/pseudo differential mode ±0.5 LSB Differential mode Bipolar Zero Error2, 6 ±8.5 LSB Single-ended/pseudo differential mode ±7.5 LSB Differential mode Bipolar Zero Error Match2, 6 ±0.5 LSB Single-ended/pseudo differential mode ±0.5 LSB Differential mode Negative Full-Scale Error2, 6 ±4 LSB Single-ended/pseudo differential mode ±6 LSB Differential mode Negative Full-Scale Error Match2, 6 ±0.5 LSB Single-ended/pseudo differential mode ±0.5 LSB Differential mode ANALOG INPUT Input Voltage Ranges Reference = 2.5 V; see Table 6 (Programmed via Range ±10 V VDD = +10 V min, VSS = −10 V min, VCC = +2.7 V to +5.25 V Registers) ±5 V VDD = +5 V min, VSS = −5 V min, VCC = +2.7 V to +5.25 V ±2.5 V VDD = +5 V min, VSS = −5 V min, VCC = +2.7 V to +5.25 V 0 to 10 V VDD = +10 V min, VSS = AGND min, VCC = +2.7 V to +5.25 V Pseudo Differential VIN(−) VDD = +16.5 V, VSS = −16.5 V, VCC = +5 V; see Figure 40 Input Range and Figure 41 ±3.5 V Reference = 2.5 V; range = ±10 V ±6 V Reference = 2.5 V; range = ±5 V ±5 V Reference = 2.5 V; range = ±2.5 V +3/−5 V Reference = 2.5 V; range = 0 V to +10 V Rev. B | Page 4 of 36 Document Outline Features Functional Block Diagram General Description Product Highlights Table of Contents Revision History Specifications Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Circuit Information Converter Operation Output Coding Transfer Functions Analog Input Structure Track-and-Hold Section Typical Connection Diagram Analog Input Single-Ended Inputs True Differential Mode Pseudo Differential Inputs Driver Amplifier Choice Registers Addressing Registers Control Register Sequence Register Range Registers Sequencer Operation Reference VDRIVE Temperature Indicator Modes of Operation Normal Mode Full Shutdown Mode Autoshutdown Mode Autostandby Mode Power vs. Throughput Rate Serial Interface Microprocessor Interfacing AD7327 to ADSP-21xx AD7327 to ADSP-BF53x Application Hints Layout and Grounding Power Supply Configuration Outline Dimensions Ordering Guide
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