Datasheet ADA4927-1/ADA4927-2 (Analog Devices) - 8
| 制造商 | Analog Devices |
| 描述 | Ultralow Distortion Current Feedback Differential ADC Driver |
| 页数 / 页 | 25 / 8 — ADA4927-1/ADA4927-2. Data Sheet. PIN CONFIGURATIONS AND FUNCTION … |
| 修订版 | B |
| 文件格式/大小 | PDF / 747 Kb |
| 文件语言 | 英语 |
ADA4927-1/ADA4927-2. Data Sheet. PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS. –FB 1. 12 PD. +IN 2. 11 –OUT. ADA4927-1. –IN 3. TOP VIEW
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ADA4927-1/ADA4927-2 Data Sheet PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS S S S S –V –V –V –V 6 5 4 3 1 1 1 1 –FB 1 12 PD +IN 2 11 –OUT ADA4927-1 –IN 3 TOP VIEW 10 +OUT (Not to Scale) +FB 4 9 VOCM 5 6 7 8 S S S S +V +V +V +V
5
NOTES
-00
1. CONNECT THE EXPOSED PADDLE TO ANY PLANE
574
BETWEEN AND INCLUDING +VS AND –VS.
07 Figure 5. ADA4927-1 Pin Configuration
Table 9. ADA4927-1 Pin Function Descriptions Pin No. Mnemonic Description
1 −FB Negative Output for Feedback Component Connection 2 +IN Positive Input Summing Node 3 −IN Negative Input Summing Node 4 +FB Positive Output for Feedback Component Connection 5 to 8 +VS Positive Supply Voltage 9 VOCM Output Common-Mode Voltage 10 +OUT Positive Output for Load Connection 11 −OUT Negative Output for Load Connection 12 PD Power-Down Pin 13 to 16 −VS Negative Supply Voltage 17 (EPAD) Exposed Pad (EPAD) Connect the exposed pad to any plane between and including +VS and −VS. Rev. B | Page 8 of 25 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAMS REVISION HISTORY SPECIFICATIONS ±5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance +5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION DEFINITION OF TERMS Differential Voltage Common-Mode Voltage Balance APPLICATIONS INFORMATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE FOR AN APPLICATION CIRCUIT Terminating a Single-Ended Input INPUT COMMON-MODE VOLTAGE RANGE INPUT AND OUTPUT CAPACITIVE AC COUPLING SETTING THE OUTPUT COMMON-MODE VOLTAGE POWER-DOWN Power-Down in Cold Applications LAYOUT, GROUNDING, AND BYPASSING HIGH PERFORMANCE ADC DRIVING OUTLINE DIMENSIONS ORDERING GUIDE
5
NOTES
-00
1. CONNECT THE EXPOSED PADDLE TO ANY PLANE
574
BETWEEN AND INCLUDING +VS AND –VS.
07 Figure 5. ADA4927-1 Pin Configuration
Table 9. ADA4927-1 Pin Function Descriptions Pin No. Mnemonic Description
1 −FB Negative Output for Feedback Component Connection 2 +IN Positive Input Summing Node 3 −IN Negative Input Summing Node 4 +FB Positive Output for Feedback Component Connection 5 to 8 +VS Positive Supply Voltage 9 VOCM Output Common-Mode Voltage 10 +OUT Positive Output for Load Connection 11 −OUT Negative Output for Load Connection 12 PD Power-Down Pin 13 to 16 −VS Negative Supply Voltage 17 (EPAD) Exposed Pad (EPAD) Connect the exposed pad to any plane between and including +VS and −VS. Rev. B | Page 8 of 25 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAMS REVISION HISTORY SPECIFICATIONS ±5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance +5 V OPERATION ±DIN to VOUT, dm Performance VOCM to VOUT, cm Performance General Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION DEFINITION OF TERMS Differential Voltage Common-Mode Voltage Balance APPLICATIONS INFORMATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE FOR AN APPLICATION CIRCUIT Terminating a Single-Ended Input INPUT COMMON-MODE VOLTAGE RANGE INPUT AND OUTPUT CAPACITIVE AC COUPLING SETTING THE OUTPUT COMMON-MODE VOLTAGE POWER-DOWN Power-Down in Cold Applications LAYOUT, GROUNDING, AND BYPASSING HIGH PERFORMANCE ADC DRIVING OUTLINE DIMENSIONS ORDERING GUIDE