Datasheet AD8138 (Analog Devices) - 3
| Manufacturer | Analog Devices |
| Description | Low Distortion Differential ADC Driver |
| Pages / Page | 25 / 3 — AD8138. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. 3/16—Rev. F to … |
| Revision | G |
| File Format / Size | PDF / 527 Kb |
| Document Language | English |
AD8138. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY. 3/16—Rev. F to Rev. G. 7/02—Rev. C to Rev. D. 1/06—Rev. E to Rev. F
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AD8138 Data Sheet TABLE OF CONTENTS
Features .. 1 Definition of Terms .. 16 Applications ... 1 Theory of Operation .. 17 Pin Configuration ... 1 Analyzing an Application Circuit .. 17 Typical Application Circuit ... 1 Setting the Closed-Loop Gain .. 17 General Description ... 1 Estimating the Output Noise Voltage .. 17 Revision History ... 2 The Impact of Mismatches in the Feedback Networks ... 18 Specifications ... 3 Calculating the Input Impedance of an Application ... 18 ±DIN to ±OUT Specifications .. 3 Input Common-Mode Voltage Range in Single-Supply Applications .. 18 VOCM to ±OUT Specifications ... 4 Setting the Output Common-Mode Voltage .. 18 ±DIN to ±OUT Specifications .. 5 Driving a Capacitive Load ... 18 VOCM to ±OUT Specifications ... 6 Layout, Grounding, and Bypassing .. 19 Absolute Maximum Ratings .. 7 Balanced Transformer Driver ... 20 Thermal Resistance .. 7 High Performance ADC Driving ... 21 ESD Caution .. 7 3 V Operation ... 22 Pin Configuration and Function Descriptions ... 8 Outline Dimensions ... 23 Typical Performance Characteristics ... 9 Ordering Guide .. 23 Test Circuits ... 15 Operational Description .. 16
REVISION HISTORY 3/16—Rev. F to Rev. G
Added New Paragraph after Table I ... 10 Changes to Setting the Closed-Loop Gain Section .. 17 Updated Outline Dimensions ... 14 Changes to Figure 46 .. 21
Changes to Figure 47 .. 22
7/02—Rev. C to Rev. D
Addition of TPC 35 and TPC 36 ... 8
1/06—Rev. E to Rev. F
Changes to Features .. 1
6/01—Rev. B to Rev. C
Added Thermal Resistance Section and Maximum Power Edits to Specifications .. 2 Dissipation Section ... 7 Edits to Ordering Guide ... 4 Changes to Balanced Transformer Driver Section ... 20 Changes to Ordering Guide .. 23
12/00—Rev. A to Rev. B 3/03—Rev. D to Rev. E 9/99—Rev. 0 to Rev. A
Changes to Specifications .. 2
Changes to Ordering Guide .. 4
3/99—Rev. 0: Initial Version
Changes to TPC 16 ... 6 Changes to Table I .. 9 Rev. G | Page 2 of 24 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS OPERATIONAL DESCRIPTION DEFINITION OF TERMS THEORY OF OPERATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE THE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE OF AN APPLICATION INPUT COMMON-MODE VOLTAGE RANGE IN SINGLE-SUPPLY APPLICATIONS SETTING THE OUTPUT COMMON-MODE VOLTAGE DRIVING A CAPACITIVE LOAD LAYOUT, GROUNDING, AND BYPASSING BALANCED TRANSFORMER DRIVER HIGH PERFORMANCE ADC DRIVING 3 V OPERATION OUTLINE DIMENSIONS ORDERING GUIDE
AD8138 Data Sheet TABLE OF CONTENTS
Features .. 1 Definition of Terms .. 16 Applications ... 1 Theory of Operation .. 17 Pin Configuration ... 1 Analyzing an Application Circuit .. 17 Typical Application Circuit ... 1 Setting the Closed-Loop Gain .. 17 General Description ... 1 Estimating the Output Noise Voltage .. 17 Revision History ... 2 The Impact of Mismatches in the Feedback Networks ... 18 Specifications ... 3 Calculating the Input Impedance of an Application ... 18 ±DIN to ±OUT Specifications .. 3 Input Common-Mode Voltage Range in Single-Supply Applications .. 18 VOCM to ±OUT Specifications ... 4 Setting the Output Common-Mode Voltage .. 18 ±DIN to ±OUT Specifications .. 5 Driving a Capacitive Load ... 18 VOCM to ±OUT Specifications ... 6 Layout, Grounding, and Bypassing .. 19 Absolute Maximum Ratings .. 7 Balanced Transformer Driver ... 20 Thermal Resistance .. 7 High Performance ADC Driving ... 21 ESD Caution .. 7 3 V Operation ... 22 Pin Configuration and Function Descriptions ... 8 Outline Dimensions ... 23 Typical Performance Characteristics ... 9 Ordering Guide .. 23 Test Circuits ... 15 Operational Description .. 16
REVISION HISTORY 3/16—Rev. F to Rev. G
Added New Paragraph after Table I ... 10 Changes to Setting the Closed-Loop Gain Section .. 17 Updated Outline Dimensions ... 14 Changes to Figure 46 .. 21
Changes to Figure 47 .. 22
7/02—Rev. C to Rev. D
Addition of TPC 35 and TPC 36 ... 8
1/06—Rev. E to Rev. F
Changes to Features .. 1
6/01—Rev. B to Rev. C
Added Thermal Resistance Section and Maximum Power Edits to Specifications .. 2 Dissipation Section ... 7 Edits to Ordering Guide ... 4 Changes to Balanced Transformer Driver Section ... 20 Changes to Ordering Guide .. 23
12/00—Rev. A to Rev. B 3/03—Rev. D to Rev. E 9/99—Rev. 0 to Rev. A
Changes to Specifications .. 2
Changes to Ordering Guide .. 4
3/99—Rev. 0: Initial Version
Changes to TPC 16 ... 6 Changes to Table I .. 9 Rev. G | Page 2 of 24 Document Outline FEATURES APPLICATIONS PIN CONFIGURATION TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ±DIN TO ±OUT SPECIFICATIONS VOCM TO ±OUT SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS OPERATIONAL DESCRIPTION DEFINITION OF TERMS THEORY OF OPERATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE THE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE OF AN APPLICATION INPUT COMMON-MODE VOLTAGE RANGE IN SINGLE-SUPPLY APPLICATIONS SETTING THE OUTPUT COMMON-MODE VOLTAGE DRIVING A CAPACITIVE LOAD LAYOUT, GROUNDING, AND BYPASSING BALANCED TRANSFORMER DRIVER HIGH PERFORMANCE ADC DRIVING 3 V OPERATION OUTLINE DIMENSIONS ORDERING GUIDE
