JAJSF28B
July 2014 – March 2018
ONET2804T
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
Device Images
概略回路図
アイ・ダイアグラム
4
改訂履歴
5
Pin Configuration and Functions
Bond Pad Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
DC Electrical Characteristics
6.5
AC Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Signal Path
7.3.2
Gain Adjustment
7.3.3
Amplitude Adjustment
7.3.4
Rate Select
7.3.5
Threshold Adjustment
7.3.6
Filter Circuitry
7.3.7
AGC and RSSI
7.4
Device Functional Modes
7.4.1
Pad Control
7.4.2
2-Wire Interface Control
7.4.3
2-Wire Interface and Control Logic
7.4.4
Bus Idle
7.4.5
Start Data Transfer
7.4.6
Stop Data Transfer
7.4.7
Data Transfer
7.4.8
Acknowledge
7.5
Register Maps
7.5.1
Register 0 (0x00) – Control Settings (offset = 0h) [reset = 0h]
Table 2.
Register 0 (0x00) – Control Settings Field Descriptions
7.5.2
Register 1 (0x01) – Amplitude and Rate for Channel 1 (offset = 1h) [reset = 0h]
Table 3.
Register 1 (0x01) – Amplitude and Rate for Channel 1 Field Descriptions
7.5.3
Register 2 (0x02) Mapping – Threshold and Gain for Channel 1 (offset = 2h) [reset = 0h]
Table 4.
Register 2 (0x02) – Threshold and Gain for Channel 1
7.5.4
Register 3 (0x03) – Reserved
Table 5.
Register 3 (0x03) – Reserved Field Descriptions
7.5.5
Register 4 (0x04) – Reserved
Table 6.
Register 4 (0x04) – Reserved Field Descriptions
7.5.6
Register 5 (0x05) – Reserved
Table 7.
Register 5 (0x05) – Reserved Field Descriptions
7.5.7
Register 6 (0x06) – Reserved
Table 8.
Register 6 (0x06) – Reserved Field Descriptions
7.5.8
Register 7 (0x07) – Amplitude and Rate for Channel 2 (offset = 7h) [reset = 0h]
Table 9.
Register 7 (0x07) – Amplitude and Rate for Channel 2 Field Descriptions
7.5.9
Register 8 (0x08) Mapping – Threshold and Gain for Channel 1 (offset = 8h) [reset = 0h]
Table 10.
Register 8 (0x08) – Threshold and Gain for Channel 2
7.5.10
Register 9 (0x09) – Reserved
Table 11.
Register 9 (0x09) – Reserved Field Descriptions
7.5.11
Register 10 (0x0A) – Reserved
Table 12.
Register 10 (0x0A) – Reserved Field Descriptions
7.5.12
Register 11 (0x0B) – Reserved
Table 13.
Register 11 (0x0B) – Reserved Field Descriptions
7.5.13
Register 12 (0x0C) – Reserved
Table 14.
Register 12 (0x0C) – Reserved Field Descriptions
7.5.14
Register 13 (0x0D) – Amplitude and Rate for Channel 3 (offset = Dh) [reset = 0h]
Table 15.
Register 13 (0x0D) – Amplitude and Rate for Channel 3 Field Descriptions
7.5.15
Register 14 (0x0E) Mapping – Threshold and Gain for Channel 3 (offset = Eh) [reset = 0h]
Table 16.
Register 14 (0x0E) – Threshold and Gain for Channel 3
7.5.16
Register 15 (0x0F) – Reserved
Table 17.
Register 15 (0x0F) – Reserved Field Descriptions
7.5.17
Register 16 (0x10) – Reserved
Table 18.
Register 16 (0x10) – Reserved Field Descriptions
7.5.18
Register 17 (0x11) – Reserved
Table 19.
Register 17 (0x11) – Reserved Field Descriptions
7.5.19
Register 18 (0x12) – Reserved
Table 20.
Register 18 (0x12) – Reserved Field Descriptions
7.5.20
Register 19 (0x13) – Amplitude and Rate for Channel 4 (offset = 13h ) [reset = 0h]
Table 21.
Register 19 (0x13) – Amplitude and Rate for Channel 4 Field Descriptions
7.5.21
Register 20 (0x14) Mapping – Threshold and Gain for Channel 4 (offset =14h) [reset = 0h]
Table 22.
Register 20 (0x14) – Threshold and Gain for Channel 4
7.5.22
Register 21 (0x15) – Reserved
Table 23.
Register 21 (0x15) – Reserved Field Descriptions
7.5.23
Register 22 (0x10) – Reserved
Table 24.
Register 21 (0x10) – Reserved Field Descriptions
7.5.24
Register 23 (0x17) – Reserved
Table 25.
Register 23 (0x17) – Reserved Field Descriptions
7.5.25
Register 24 (0x18) – Reserved
Table 26.
Register 24 (0x18) – Reserved Field Descriptions
7.5.26
Register 25 (0x19) – Reserved
Table 27.
Register 25 (0x19) – Reserved Field Descriptions
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
Typical Application, Pad Control
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curves
8.2.2
Typical Application, 2-Wire Control
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
デバイスおよびドキュメントのサポート
11.1
ドキュメントの更新通知を受け取る方法
11.2
コミュニティ・リソース
11.3
商標
11.4
静電気放電に関する注意事項
11.5
Glossary
12
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)
Y|0
サーマルパッド・メカニカル・データ
発注情報
jajsf28b_oa
8.2.2
Typical Application, 2-Wire Control
Figure 45.
Basic Application Circuit with 2-Wire Control