JAJSRL6
November 2023
AFE432A3W
,
AFE532A3W
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics: Voltage Output
5.6
Electrical Characteristics: Current Output
5.7
Electrical Characteristics: Comparator Mode
5.8
Electrical Characteristics: ADC Input
5.9
Electrical Characteristics: General
5.10
Timing Requirements: I2C Standard Mode
5.11
Timing Requirements: I2C Fast Mode
5.12
Timing Requirements: I2C Fast-Mode Plus
5.13
Timing Requirements: SPI Write Operation
5.14
Timing Requirements: SPI Read and Daisy Chain Operation (FSDO = 0)
5.15
Timing Requirements: SPI Read and Daisy Chain Operation (FSDO = 1)
5.16
Timing Requirements: GPIO
5.17
Timing Diagrams
5.18
Typical Characteristics: Voltage Output
5.19
Typical Characteristics: Current Output
5.20
Typical Characteristics: Comparator
5.21
Typical Characteristics: ADC
5.22
Typical Characteristics: General
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
Smart Analog Front End (AFE) Architecture
6.3.2
Digital Input/Output
6.3.3
Nonvolatile Memory (NVM)
6.4
Device Functional Modes
6.4.1
Voltage-Output Mode
6.4.1.1
Voltage Reference and DAC Transfer Function
6.4.1.1.1
Internal Reference
6.4.1.1.2
Power-Supply as Reference
6.4.2
Current-Output Mode
6.4.3
Comparator Mode
6.4.3.1
Programmable Hysteresis Comparator
6.4.3.2
Programmable Window Comparator
6.4.4
Analog-to-Digital Converter (ADC) Mode
6.4.5
Fault-Dump Mode
6.4.6
Application-Specific Modes
6.4.6.1
Voltage Margining and Scaling
6.4.6.1.1
High-Impedance Output and PROTECT Input
6.4.6.1.2
Programmable Slew-Rate Control
6.4.6.2
Function Generation
6.4.6.2.1
Triangular Waveform Generation
6.4.6.2.2
Sawtooth Waveform Generation
6.4.6.2.3
Sine Waveform Generation
6.4.7
Device Reset and Fault Management
6.4.7.1
Power-On Reset (POR)
6.4.7.2
External Reset
6.4.7.3
Register-Map Lock
6.4.7.4
NVM Cyclic Redundancy Check (CRC)
6.4.7.4.1
NVM-CRC-FAIL-USER Bit
6.4.7.4.2
NVM-CRC-FAIL-INT Bit
6.4.8
General-Purpose Input/Output (GPIO) Modes
6.5
Programming
6.5.1
SPI Programming Mode
6.5.2
I2C Programming Mode
6.5.2.1
F/S Mode Protocol
6.5.2.2
I2C Update Sequence
6.5.2.2.1
Address Byte
6.5.2.2.2
Command Byte
6.5.2.3
I2C Read Sequence
7
Register Map
7.1
NOP Register (address = 00h) [reset = 0000h]
7.2
DAC-0-MARGIN-HIGH Register (address = 0Dh) [reset = 0000h]
7.3
DAC-1-MARGIN-HIGH Register (address = 13h) [reset = 0000h]
7.4
DAC-2-MARGIN-HIGH Register (address = 01h) [reset = 0000h]
7.5
DAC-0-MARGIN-LOW Register (address = 0Eh) [reset = 0000h]
7.6
DAC-1-MARGIN-LOW Register (address = 14h) [reset = 0000h]
7.7
DAC-2-MARGIN-LOW Register (address = 02h) [reset = 0000h]
7.8
DAC-0-GAIN-CONFIG Register (address = 0Fh) [reset = 0000h]
7.9
DAC-1-GAIN-CMP-CONFIG Register (address = 15h) [reset = 0000h]
7.10
DAC-2-GAIN-CONFIG Register (address = 03h) [reset = 0000h]
7.11
DAC-1-CMP-MODE-CONFIG Register (address = 17h) [reset = 0000h]
7.12
DAC-0-FUNC-CONFIG Register (address = 12h) [reset = 0000h]
7.13
DAC-1-FUNC-CONFIG Register (address = 18h) [reset = 0000h]
7.14
DAC-2-FUNC-CONFIG Register (address = 06h) [reset = 0000h]
7.15
DAC-0-DATA Register (address = 1Bh) [reset = 0000h]
7.16
DAC-1-DATA Register (address = 1Ch) [reset = 0000h]
7.17
DAC-2-DATA Register (address = 19h) [reset = 0000h]
7.18
ADC-CONFIG-TRIG Register (address = 1Dh) [reset = 0000h]
7.19
ADC-DATA Register (address = 1Eh) [reset = 0001h]
7.20
COMMON-CONFIG Register (address = 1Fh) [reset = 0FFFh]
7.21
COMMON-TRIGGER Register (address = 20h) [reset = 0000h]
7.22
COMMON-DAC-TRIG Register (address = 21h) [reset = 0000h]
7.23
GENERAL-STATUS Register (address = 22h) [reset = 20h, DEVICE-ID, VERSION-ID]
7.24
CMP-STATUS Register (address = 23h) [reset = 000Ch]
7.25
GPIO-CONFIG Register (address = 24h) [reset = 0000h]
7.26
DEVICE-MODE-CONFIG Register (address = 25h) [reset = 0000h]
7.27
INTERFACE-CONFIG Register (address = 26h) [reset = 0000h]
7.28
SRAM-CONFIG Register (address = 2Bh) [reset = 0000h]
7.29
SRAM-DATA Register (address = 2Ch) [reset = 0000h]
7.30
BRDCAST-DATA Register (address = 50h) [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
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
ドキュメントの更新通知を受け取る方法
9.3
サポート・リソース
9.4
Trademarks
9.5
静電気放電に関する注意事項
9.6
用語集
10
Revision History
11
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)
YBH|16
MPBGAQ3
サーマルパッド・メカニカル・データ
発注情報
jajsrl6_oa
8.2.1
Design Requirements
Table 8-1 Design Parameters
PARAMETER
VALUE
V
DD
3.3 V
PV
DD
3.3 V
IDAC nominal output
200 mA
VDAC output range
0 V to 3.3 V
ADC input range
0 V to 3.3 V
V
SS
–5 V
Negative EAM bias output range
–3.3 V to 0 V