ZHCSH32
November 2017
TLA2021
,
TLA2022
,
TLA2024
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
系统监控应用示例
4
修订历史记录
5
Device Comparison Table
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
I2C Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagrams
8.3
Feature Description
8.3.1
Multiplexer
8.3.2
Analog Inputs
8.3.3
Full-Scale Range (FSR) and LSB Size
8.3.4
Voltage Reference
8.3.5
Oscillator
8.3.6
Output Data Rate and Conversion Time
8.4
Device Functional Modes
8.4.1
Reset and Power-Up
8.4.2
Operating Modes
8.4.2.1
Single-Shot Conversion Mode
8.4.2.2
Continuous-Conversion Mode
8.5
Programming
8.5.1
I2C Interface
8.5.1.1
I2C Address Selection
8.5.1.2
I2C Interface Speed
8.5.1.3
Serial Clock (SCL) and Serial Data (SDA)
8.5.1.4
I2C Data Transfer Protocol
8.5.1.5
Timeout
8.5.1.6
I2C General-Call (Software Reset)
8.5.2
Reading and Writing Register Data
8.5.2.1
Reading Conversion Data or the Configuration Register
8.5.2.2
Writing the Configuration Register
8.5.3
Data Format
9
Register Maps
9.1
Conversion Data Register (RP = 00h) [reset = 0000h]
Table 6.
Conversion Data Register Field Descriptions
9.2
Configuration Register (RP = 01h) [reset = 8583h]
Table 7.
Configuration Register Field Descriptions
10
Application and Implementation
10.1
Application Information
10.1.1
Basic Interface Connections
10.1.2
Connecting Multiple Devices
10.1.3
Single-Ended Signal Measurements
10.1.4
Analog Input Filtering
10.1.5
Duty Cycling To Reduce Power Consumption
10.1.6
I2C Communication Sequence Example
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.3
Application Curve
11
Power Supply Recommendations
11.1
Power-Supply Sequencing
11.2
Power-Supply Decoupling
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
器件和文档支持
13.1
器件支持
13.1.1
Third-Party Products Disclaimer
13.2
相关链接
13.3
接收文档更新通知
13.4
社区资源
13.5
商标
13.6
静电放电警告
13.7
Glossary
14
机械、封装和可订购信息
1
特性
业界成本最低的
12
位 Δ-Σ ADC
超小型 X2QFN 封装:2mm × 1.5mm
高集成度:
4 个单端或 2 个差分输入成就了TLA2024业界最高通道密度 ADC(每个通道 0.75mm²)
PGA(仅限 TLA2022 and TLA2024)
电压基准
振荡器
低电流消耗:150µA
宽电源电压范围:2V 至 5.5V
可编程数据速率:
128
SPS 至
3.3kSPS
I2C™兼容接口:
支持标准模式和快速模式
三个引脚可选 I
2
C 地址
工作温度范围:-40°C 至 +85°C
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