Datasheet AD4003, AD4007, AD4011 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | 18-Bit, 500 kSPS, Easy Drive, Differential SAR ADC |
| Pages / Page | 38 / 4 — AD4003/AD4007/AD4011. Data Sheet. SPECIFICATIONS. Table 1. Parameter. … |
| Revision | C |
| File Format / Size | PDF / 1.2 Mb |
| Document Language | English |
AD4003/AD4007/AD4011. Data Sheet. SPECIFICATIONS. Table 1. Parameter. Test Conditions/Comments. Min. Typ. Max. Unit
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AD4003/AD4007/AD4011 Data Sheet SPECIFICATIONS
VDD = 1.71 V to 1.89 V; VIO = 1.71 V to 5.5 V; VREF = 5 V; all specifications TMIN to TMAX, high-Z mode disabled, span compression disabled, turbo mode enabled, and sampling frequency fS = 2 MSPS for the AD4003, fS = 1 MSPS for the AD4007, and fS = 500 kSPS for the AD4011.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
RESOLUTION 18 Bits ANALOG INPUT Voltage Range VIN+ − VIN− −VREF +VREF V Span compression enabled −VREF × 0.8 +VREF × 0.8 V Operating Input Voltage VIN+, VIN− to GND −0.1 VREF + 0.1 V Span compression enabled 0.1 × VREF 0.9 × VREF V Common-Mode Input Range VREF/2 − 0.125 VREF/2 VREF/2 + 0.125 V Common-Mode Rejection Ratio (CMRR) fIN = 500 kHz 68 dB Analog Input Current Acquisition phase, T = 25°C 0.3 nA High-Z mode enabled, converting 1 µA dc input at 2 MSPS THROUGHPUT Complete Cycle AD4003 500 ns AD4007 1000 ns AD4011 2000 ns Conversion Time 270 290 320 ns Acquisition Phase1 AD4003 290 ns AD4007 790 ns AD4011 1790 ns Throughput Rate2 AD4003 0 2 MSPS AD4007 0 1 MSPS AD4011 0 500 kSPS Transient Response3 250 ns DC ACCURACY No Missing Codes 18 Bits Integral Linearity Error −1.0 ±0.4 +1.0 LSB −3.8 ±1.52 +3.8 ppm Differential Linearity Error −0.75 ±0.3 +0.75 LSB Transition Noise 0.8 LSB Zero Error −7 +7 LSB Zero Error Drift4 −0.21 +0.21 ppm/°C Gain Error −26 ±3 +26 LSB Gain Error Drift4 −1.23 +1.23 ppm/°C Power Supply Sensitivity VDD = 1.8 V ± 5% 1.5 LSB 1/f Noise5 Bandwidth = 0.1 Hz to 10 Hz 6 µV p-p Rev. A | Page 4 of 38 Document Outline Features Applications General Description Table of Contents Revision History Functional Block Diagram Specifications Timing Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Circuit Information Converter Operation Transfer Functions Applications Information Typical Application Diagrams Analog Inputs Input Overvoltage Clamp Circuit Differential Input Considerations Switched Capacitor Input RC Filter Values Driver Amplifier Choice Single to Differential Driver High Frequency Input Signals Multiplexed Applications Ease of Drive Features Input Span Compression High-Z Mode Long Acquisition Phase Voltage Reference Input Power Supply Digital Interface Register Read/Write Functionality Status Word /CS Mode, 3-Wire Turbo Mode /CS Mode, 3-Wire Without Busy Indicator /CS Mode, 3-Wire with Busy Indicator /CS Mode, 4-Wire Turbo Mode /CS Mode, 4-Wire Without Busy Indicator /CS Mode, 4-Wire with Busy Indicator Daisy-Chain Mode Layout Guidelines Evaluating the AD4003/AD4007/AD4011 Performance Outline Dimensions Ordering Guide
AD4003/AD4007/AD4011 Data Sheet SPECIFICATIONS
VDD = 1.71 V to 1.89 V; VIO = 1.71 V to 5.5 V; VREF = 5 V; all specifications TMIN to TMAX, high-Z mode disabled, span compression disabled, turbo mode enabled, and sampling frequency fS = 2 MSPS for the AD4003, fS = 1 MSPS for the AD4007, and fS = 500 kSPS for the AD4011.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
RESOLUTION 18 Bits ANALOG INPUT Voltage Range VIN+ − VIN− −VREF +VREF V Span compression enabled −VREF × 0.8 +VREF × 0.8 V Operating Input Voltage VIN+, VIN− to GND −0.1 VREF + 0.1 V Span compression enabled 0.1 × VREF 0.9 × VREF V Common-Mode Input Range VREF/2 − 0.125 VREF/2 VREF/2 + 0.125 V Common-Mode Rejection Ratio (CMRR) fIN = 500 kHz 68 dB Analog Input Current Acquisition phase, T = 25°C 0.3 nA High-Z mode enabled, converting 1 µA dc input at 2 MSPS THROUGHPUT Complete Cycle AD4003 500 ns AD4007 1000 ns AD4011 2000 ns Conversion Time 270 290 320 ns Acquisition Phase1 AD4003 290 ns AD4007 790 ns AD4011 1790 ns Throughput Rate2 AD4003 0 2 MSPS AD4007 0 1 MSPS AD4011 0 500 kSPS Transient Response3 250 ns DC ACCURACY No Missing Codes 18 Bits Integral Linearity Error −1.0 ±0.4 +1.0 LSB −3.8 ±1.52 +3.8 ppm Differential Linearity Error −0.75 ±0.3 +0.75 LSB Transition Noise 0.8 LSB Zero Error −7 +7 LSB Zero Error Drift4 −0.21 +0.21 ppm/°C Gain Error −26 ±3 +26 LSB Gain Error Drift4 −1.23 +1.23 ppm/°C Power Supply Sensitivity VDD = 1.8 V ± 5% 1.5 LSB 1/f Noise5 Bandwidth = 0.1 Hz to 10 Hz 6 µV p-p Rev. A | Page 4 of 38 Document Outline Features Applications General Description Table of Contents Revision History Functional Block Diagram Specifications Timing Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Circuit Information Converter Operation Transfer Functions Applications Information Typical Application Diagrams Analog Inputs Input Overvoltage Clamp Circuit Differential Input Considerations Switched Capacitor Input RC Filter Values Driver Amplifier Choice Single to Differential Driver High Frequency Input Signals Multiplexed Applications Ease of Drive Features Input Span Compression High-Z Mode Long Acquisition Phase Voltage Reference Input Power Supply Digital Interface Register Read/Write Functionality Status Word /CS Mode, 3-Wire Turbo Mode /CS Mode, 3-Wire Without Busy Indicator /CS Mode, 3-Wire with Busy Indicator /CS Mode, 4-Wire Turbo Mode /CS Mode, 4-Wire Without Busy Indicator /CS Mode, 4-Wire with Busy Indicator Daisy-Chain Mode Layout Guidelines Evaluating the AD4003/AD4007/AD4011 Performance Outline Dimensions Ordering Guide
