JAJSI90A
November 2019 – April 2020
DAC60502
,
DAC70502
,
DAC80502
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
Device Images
機能ブロック図
4
改訂履歴
5
概要(続き)
6
Device Comparison Table
7
Pin Configuration and Functions
Pin Functions
8
Specifications
8.1
Absolute Maximum Ratings
8.2
ESD Ratings
8.3
Recommended Operating Conditions
8.4
Thermal Information
8.5
Electrical Characteristics
8.6
Timing Requirements : SPI Mode
8.7
Timing Requirements : I2C Standard Mode
8.8
Timing Requirements : I2C Fast Mode
8.9
Timing Requirements : I2C Fast-Mode Plus
8.10
Typical Characteristics
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Digital-to-Analog Converter (DAC) Architecture
9.3.1.1
DAC Transfer Function
9.3.1.2
DAC Register Structure
9.3.1.3
Output Amplifier
9.3.2
Internal Reference
9.3.2.1
Solder Heat Reflow
9.3.3
Power-On Reset (POR)
9.3.4
Software Reset
9.4
Device Functional Modes
9.4.1
Power-Down Mode
9.5
Programming
9.5.1
Serial Interface
9.5.1.1
SPI Mode
9.5.1.1.1
SYNC Interrupt
9.5.1.2
I2C Mode
9.5.1.2.1
F/S Mode Protocol
9.5.1.2.2
DACx0502 I2C Update Sequence
9.5.1.2.2.1
DACx0502 Address Byte
9.5.1.2.2.2
DACx0502 Command Byte
9.5.1.2.2.3
DACx0502 Data Byte (MSDB and LSDB)
9.5.1.2.3
DACx0502 I2C Read Sequence
9.6
Register Maps
9.6.1
Registers
9.6.1.1
NOOP Register (offset = 0h) [reset = 0000h]
Table 9.
NOOP Register Field Descriptions
9.6.1.2
DEVID Register (offset = 1h) [reset = 0214h for DAC80502, 1214h for DAC70502, 2214h for DAC60502]
Table 10.
DEVID Register Field Descriptions
9.6.1.3
SYNC Register (offset = 2h) [reset = 0300h]
Table 11.
SYNC Register Field Descriptions
9.6.1.4
CONFIG Register (offset = 3h) [reset = 0000h]
Table 12.
CONFIG Register Field Descriptions
9.6.1.5
GAIN Register (offset = 4h) [reset = 0003h]
Table 13.
GAIN Register Field Descriptions
9.6.1.6
TRIGGER Register (offset = 5h) [reset = 0000h]
Table 14.
TRIGGER Register Field Descriptions
9.6.1.7
BRDCAST Register (offset = 6h) [reset = 0000h for RSTSEL = 0, or reset = 8000h for RSTSEL = 1]
Table 15.
BRDCAST Register Field Descriptions
9.6.1.8
STATUS Register (offset = 7h) [reset = 0000h]
Table 16.
STATUS Register Field Descriptions
9.6.1.9
DAC-n Register (offset = 8h–9h) [reset = 0000h for RSTSEL = 0, or reset = 8000h for RSTSEL = 1]
Table 17.
DAC-A Data Register Field Descriptions (8h)
Table 18.
DAC-B Data Register Field Descriptions (9h)
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.3
Application Curves
10.3
System Examples
10.3.1
SPI Connection to a Processor
10.3.2
I2C Interface Connection to a Processor
10.4
What To Do and What Not To Do
10.4.1
What To Do
10.4.2
What Not To Do
10.5
Initialization Setup
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
デバイスおよびドキュメントのサポート
13.1
ドキュメントのサポート
13.1.1
関連資料
13.2
関連リンク
13.3
ドキュメントの更新通知を受け取る方法
13.4
サポート・リソース
13.5
商標
13.6
静電気放電に関する注意事項
13.7
Glossary
14
メカニカル、パッケージ、および注文情報
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)
DRX|10
MPSS105A
サーマルパッド・メカニカル・データ
発注情報
jajsi90a_oa
jajsi90a_pm
10.4.2
What Not To Do
Do not use an external reference when the internal reference is on. There is no current limit on the internal reference.