AD8328
TABLE OF CONTENTS
Features .............................................................................................. 1
Signal Integrity Layout Considerations................................... 11
Initial Power-Up ......................................................................... 12
RAMP Pin and BYP Pin Features ............................................ 12
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Logic Inputs (TTL-/CMOS-Compatible Logic)....................... 4
Timing Requirements .................................................................. 4
Absolute Maximum Ratings............................................................ 6
ESD Caution.................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Typical Performance Characteristics ............................................. 8
Applications..................................................................................... 10
General Applications.................................................................. 10
Circuit Description..................................................................... 10
SPI Programming and Gain Adjustment ................................ 10
Input Bias, Impedance, and Termination................................ 10
Output Bias, Impedance, and Termination............................. 10
Power Supply............................................................................... 11
SLEEP
Transmit Enable (TXEN) and
...................................... 12
Distortion, Adjacent Channel Power, and DOCSIS .............. 12
Noise and DOCSIS..................................................................... 12
Evaluation Board Features and Operation.............................. 12
Differential Signal Source ......................................................... 13
Differential Signal from Single-Ended Source ....................... 13
Single-Ended Source.................................................................. 13
Overshoot on PC Printer Ports ................................................ 13
Installing Visual Basic Control Software................................. 13
Running AD8328 Software....................................................... 14
Controlling Gain/Attenuation of the AD8328 ....................... 14
Transmit Enable and Sleep Mode............................................. 14
Memory Functions..................................................................... 14
Outline Dimensions....................................................................... 17
Ordering Guide............................................................................... 18
REVISION HISTORY
10/05—Rev. 0 to Rev. A
Updated Format..................................................................Universal
Changes to Table 4............................................................................ 6
Updated Outline Dimensions....................................................... 17
Changes to Ordering Guide .......................................................... 18
11/02—Revision 0: Initial Version
Rev. A | Page 2 of 20