AD8138ARZ Analog Devices Inc, AD8138ARZ Datasheet - Page 2

IC AMP DIFF LDIST LP 95MA 8SOIC

AD8138ARZ

Manufacturer Part Number
AD8138ARZ
Description
IC AMP DIFF LDIST LP 95MA 8SOIC
Manufacturer
Analog Devices Inc
Type
ADC Driverr
Datasheet

Specifications of AD8138ARZ

Design Resources
DC-Coupled, Single-Ended-to-Differential Conversion Using AD8138 and AD7352 (CN0040) DC-Coupled, Single-Ended-to-Differential Conversion Using AD8138 and AD7356 (CN0041) DC-Coupled, Single-Ended-to-Differential Conversion Using AD8138 and AD7357 (CN0061)
Applications
Data Acquisition
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Number Of Channels
1
Number Of Elements
1
Power Supply Requirement
Single/Dual
Common Mode Rejection Ratio
70dB
Voltage Gain Db
0.028dB
Input Resistance
6@5VMohm
Input Offset Voltage
2.5@5VmV
Input Bias Current
7@5VnA
Single Supply Voltage (typ)
3/5/9V
Dual Supply Voltage (typ)
±3/±5V
Power Supply Rejection Ratio
70dB
Power Dissipation
550mW
Rail/rail I/o Type
No
Single Supply Voltage (min)
2.7V
Single Supply Voltage (max)
11V
Dual Supply Voltage (min)
±1.4V
Dual Supply Voltage (max)
±5.5V
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
8
Package Type
SOIC N
No. Of Amplifiers
1
Gain Db Max
1.0045dB
Bandwidth
320MHz
Slew Rate
1150V/µs
Supply Voltage Range
2.7V To 11V, ± 1.4V To ± 5.5V
Supply Current
20mA
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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AD8138
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Pin Configuration............................................................................. 1
Typical Application Circuit ............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 7
Pin Configuration and Function Descriptions............................. 8
Typical Performance Characteristics ............................................. 9
Test Circuits..................................................................................... 15
Operational Description................................................................ 16
REVISION HISTORY
1/06—Rev. E to Rev. F
Changes to Features.......................................................................... 1
Added Thermal Resistance Section and Maximum Power
Dissipation Section........................................................................... 7
Changes to Balanced Transformer Driver Section..................... 20
Changes to Ordering Guide .......................................................... 23
3/03—Rev. D to Rev. E
Changes to Specifications ................................................................ 2
Changes to Ordering Guide ............................................................ 4
Changes to TPC 16........................................................................... 6
Changes to Table I ............................................................................ 9
Added New Paragraph after Table I ............................................. 10
Updated Outline Dimensions ....................................................... 14
±D
V
±D
V
Thermal Resistance ...................................................................... 7
ESD Caution.................................................................................. 7
Definition of Terms.................................................................... 16
OCM
OCM
IN
IN
to ±OUT Specifications...................................................... 3
to ±OUT Specifications...................................................... 5
to ±OUT Specifications ..................................................... 4
to ±OUT Specifications ..................................................... 6
Rev. F | Page 2 of 24
Theory of Operation ...................................................................... 17
Layout, Grounding, and Bypassing.............................................. 19
Balanced Transformer Driver ....................................................... 20
High Performance ADC Driving ................................................. 21
3 V Operation ................................................................................. 22
Outline Dimensions ....................................................................... 23
7/02—Rev. C to Rev. D
Addition of TPC 35 and TPC 36 .....................................................8
6/01—Rev. B to Rev. C
Edits to Specifications ......................................................................2
Edits to Ordering Guide ...................................................................4
12/00—Rev. A to Rev. B
9/99—Rev. 0 to Rev. A
3/99—Rev. 0: Initial Version
Analyzing an Application Circuit ............................................ 17
Setting the Closed-Loop Gain .................................................. 17
Estimating the Output Noise Voltage ...................................... 17
The Impact of Mismatches in the Feedback Networks ......... 18
Calculating an Application Circuit’s Input Impedance......... 18
Input Common-Mode Voltage Range in Single-Supply
Applications ................................................................................ 18
Setting the Output Common-Mode Voltage .......................... 18
Driving a Capacitive Load......................................................... 18
Ordering Guide .......................................................................... 23

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