ZHCSKW7D
October 2003 – February 2020
ADS1204
PRODUCTION DATA.
1
特性
2
应用
3
说明
功能方框图
4
修订历史记录
5
Pin Configuration and Functions
Pin 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
6.6
Timing Requirements: 5.0 V
6.7
Timing Requirements: 3.0 V
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Analog Input Stage
7.3.1.1
Analog Input
7.3.1.2
Modulator
7.3.2
Digital Output
7.3.3
Equivalent Input Circuits
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.1.1
Filter Usage
9
Power Supply Recommendations
9.1
Power-Supply Sequencing
9.2
Power-Supply Decoupling
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
器件和文档支持
11.1
接收文档更新通知
11.2
支持资源
11.3
商标
11.4
静电放电警告
11.5
Glossary
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
RHB|32
MPQF130D
散热焊盘机械数据 (封装 | 引脚)
RHB|32
QFND028W
订购信息
zhcskw7d_oa
6.8
Typical Characteristics
AV
DD
= 5 V, BV
DD
= 3 V, CH x+ = 0.5 V to 4.5 V, CH x– = 2.5 V, REFIN = external, CLKSEL = 0, and 16-bit sinc
3
filter, with OSR = 256 (unless otherwise noted)
CLKIN = 20 MHz
Figure 2.
Integral Nonlinearity vs Input Signal
Figure 4.
Integral Linearity Match of Channels
vs Input Signal
Figure 6.
Offset vs Temperature
Figure 8.
Offset vs Power Supply
Figure 10.
Gain Error vs Temperature
Figure 12.
SNR vs Temperature
Figure 14.
THD vs Temperature
CLKIN = 20 MHz
Figure 16.
SFDR and THD vs Input Frequency
4096-Point FFT, f
IN
= 1 kHz, 4 V
PP
Figure 18.
Frequency Spectrum
Figure 20.
ENOB vs Decimation Ratio
Figure 22.
CMRR vs Frequency
Figure 24.
Clock Frequency vs Temperature
CLKIN = 32 MHz
Figure 3.
Integral Nonlinearity vs Input Signal
Figure 5.
Maximum Integral Nonlinearity
vs Temperature
Figure 7.
Offset Match vs Temperature
Figure 9.
Internal Reference vs Temperature
Figure 11.
Gain Match vs Temperature
Figure 13.
SINAD vs Temperature
Figure 15.
SFDR vs Temperature
CLKIN = 32 MHz
Figure 17.
SFDR and THD vs Input Frequency
4096-Point FFT, f
IN
= 5 kHz, 4 V
PP
Figure 19.
Frequency Spectrum
Figure 21.
Analog Power-Supply Current
vs Temperature
Figure 23.
PSRR vs Frequency
Figure 25.
Clock Frequency vs Power Supply