ZHCSMZ6B
December 2020 – July 2022
ADC3664
PRODUCTION DATA
1
特性
2
应用
3
说明
4
Revision History
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
6.8
Timing Requirements
6.9
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Analog Input
8.3.1.1
Analog Input Bandwidth
8.3.1.2
Analog Front End Design
8.3.1.2.1
Sampling Glitch Filter Design
8.3.1.2.2
Analog Input Termination and DC Bias
8.3.1.2.2.1
AC-Coupling
8.3.1.2.2.2
DC-Coupling
8.3.2
Clock Input
8.3.2.1
Single Ended vs Differential Clock Input
8.3.3
Voltage Reference
8.3.3.1
Internal voltage reference
8.3.3.2
External voltage reference (VREF)
8.3.3.3
External voltage reference with internal buffer (REFBUF)
8.3.4
Digital Down Converter
8.3.4.1
DDC MUX
8.3.4.2
Digital Filter Operation
8.3.4.3
FS/4 Mixing with Real Output
8.3.4.4
Numerically Controlled Oscillator (NCO) and Digital Mixer
8.3.4.5
Decimation Filter
8.3.4.6
SYNC
8.3.4.7
Output Formatting with Decimation
8.3.5
Digital Interface
8.3.5.1
Output Formatter
8.3.5.2
Output Bit Mapper
8.3.5.3
Output Interface/Mode Configuration
8.3.5.3.1
Configuration Example
8.3.5.4
Output Data Format
8.3.6
Test Pattern
8.4
Device Functional Modes
8.4.1
Normal operation
8.4.2
Power Down Options
8.5
Programming
8.5.1
Configuration using PINs only
8.5.2
Configuration using the SPI interface
8.5.2.1
Register Write
8.5.2.2
Register Read
8.6
Register Maps
8.6.1
Detailed Register Description
9
Application Information Disclaimer
9.1
Typical Application
9.1.1
Design Requirements
9.1.2
Detailed Design Procedure
9.1.2.1
Input Signal Path
9.1.2.2
Sampling Clock
9.1.2.3
Voltage Reference
9.1.3
Application Curves
9.2
Initialization Set Up
9.2.1
Register Initialization During Operation
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
接收文档更新通知
10.2
支持资源
10.3
Trademarks
10.4
Electrostatic Discharge Caution
10.5
术语表
11
Mechanical, Packaging, and Orderable Information
1
特性
14 位 125MSPS ADC
本底噪声:-156.9dBFS/Hz
低功耗:100mW/ch
延迟:2 个时钟周期
电压基准:
外部:65MSPS 至 125MSPS
内部:100MSPS 至 125MSPS
保证 14 位,无丢码
输入带宽:1.4GHz (3dB)
INL:±2.6LSB;DNL:±0.9LSB
工业温度范围:-40°C 至 +105°C
片上数字滤波器(可选)
2 倍、4 倍、8 倍、16 倍、32 倍抽取率
32 位 NCO
串行 LVDS 数字接口(2 线、1 线和 1/2 线)
小尺寸:40 引脚 VQFN (5mm × 5mm) 封装
频谱性能 (f
IN
= 5MHz):
SNR:77.5dBFS
SFDR:84dBc HD2、HD3
SFDR:92dBFS 最严重毛刺
频谱性能 (f
IN
= 70MHz):
SNR:75.5dBFS
SFDR:76dBc HD2、HD3
SFDR:84dBFS 最严重毛刺