JAJSJT5
April 2020
TPL1401
PRODUCTION DATA
1
特長
2
アプリケーション
3
概要
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
6.6
Timing Requirements: I2C Standard Mode
6.7
Timing Requirements: I2C Fast Mode
6.8
Timing Requirements: I2C Fast Mode Plus
6.9
Typical Characteristics: VDD = 1.8 V (Reference = VDD) or VDD = 2 V (Internal Reference)
6.10
Typical Characteristics: VDD = 5.5 V (Reference = VDD) or VDD = 5 V (Internal Reference)
6.11
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Digital Potentiometer (Digipot) Architecture
7.3.1.1
Reference Selection and Digipot Transfer Function
7.3.1.1.1
Power Supply as Reference
7.3.1.1.2
Internal Reference
7.3.2
Digipot Update
7.3.3
Nonvolatile Memory (EEPROM or NVM)
7.3.3.1
NVM Cyclic Redundancy Check
7.3.3.1.1
NVM_CRC_ALARM_USER Bit
7.3.3.1.2
NVM_CRC_ALARM_INTERNAL Bit
7.3.4
Power-On Reset (POR)
7.3.5
Software Reset
7.3.6
Device Lock Feature
7.4
Device Functional Modes
7.4.1
Power Down Mode
7.5
Programming
7.5.1
F/S Mode Protocol
7.5.2
I2C Update Sequence
7.5.3
Address Byte
7.5.4
Command Byte
7.5.5
I2C Read Sequence
7.6
Register Map
7.6.1
STATUS Register (address = D0h) (reset = 000Ch or 0014h)
7.6.2
GENERAL_CONFIG Register (address = D1h) (reset = 01F0h)
7.6.3
PROTECT Register (address = D3h) (reset = 0008h)
7.6.4
DPOT_POSITION Register (address = 21h) (reset = 0000h)
7.6.5
USER_BYTE1 Register (address = 25h) (reset = 0000h)
7.6.6
USER_BYTE2 Register (address = 26h) (reset = 0000h)
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
ドキュメントの更新通知を受け取る方法
11.3
サポート・リソース
11.4
Trademarks
11.5
静電気放電に関する注意事項
11.6
用語集
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)
DSG|8
MPDS308C
サーマルパッド・メカニカル・データ
DSG|8
QFND141I
発注情報
jajsjt5_oa
jajsjt5_pm