SBASAU8
December 2024
ADC3649
PRODMIX
1
1
Features
2
Applications
3
Description
4
Device Comparison
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics - Power Consumption
6.6
Electrical Characteristics - DC Specifications
6.7
Electrical Characteristics - AC Specifications (ADC3648 - 250 MSPS)
6.8
Electrical Characteristics - AC Specifications (ADC3649 - 500 MSPS)
6.9
Timing Requirements
6.10
Typical Characteristics, ADC3648
6.11
Typical Characteristics, ADC3649
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Analog Inputs
8.3.1.1
Nyquist Zone Selection
8.3.1.2
Analog Front End Design
8.3.2
Sampling Clock
8.3.3
Multi-Chip Synchronization
8.3.3.1
SYSREF Monitor
8.3.4
Time-Stamp
8.3.5
Overrange
8.3.6
External Voltage Reference
8.3.7
Digital Gain
8.3.8
Decimation Filter
8.3.8.1
Uncommon Decimation Ratios
8.3.8.2
Decimation Filter Response
8.3.8.3
Decimation Filter Configuration
8.3.8.4
Numerically Controlled Oscillator (NCO)
8.3.9
Digital Interface
8.3.9.1
Parallel LVDS
8.3.9.2
Serial LVDS (SLVDS) with Decimation
8.3.9.2.1
SLVDS - Status Bit Insertion
8.3.9.3
Output Data Format
8.3.9.4
32-bit Output Resolution
8.3.9.5
Output Scrambler
8.3.9.6
Output MUX
8.3.9.7
Test Pattern
8.4
Device Functional Modes
8.4.1
Low Latency Mode
8.4.2
Digital Channel Averaging
8.4.3
Power Down Mode
8.5
Programming
8.5.1
GPIO Programming
8.5.2
Register Write
8.5.3
Register Read
8.5.4
Device Programming
8.5.5
Register Map
8.5.6
Detailed Register Description
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Wideband Spectrum Analyzer
9.2.2
Design Requirements
9.2.2.1
Input Signal Path
9.2.2.2
Clocking
9.2.3
Detailed Design Procedure
9.2.3.1
Sampling Clock
9.2.4
Application Performance Plots
9.3
Initialization Set Up
9.4
Power Supply Recommendations
9.5
Layout
9.5.1
Layout Guidelines
9.5.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Third-Party Products Disclaimer
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
RTD|64
MPQF141C
サーマルパッド・メカニカル・データ
RTD|64
QFND625
発注情報
sbasau8_oa
sbasau8_pm
11
Revision History
DATE
REVISION
NOTES
December 2024
*
Initial Release