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90E24PYGI: 产品描述IC ENERGY METERING 28SSOP; 产品类别半导体电源管理; 文件大小636KB，共57页; 制造商Microchip(微芯科技); 官网地址https://www.microchip.com; 标准

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90E24PYGI概述

IC ENERGY METERING 28SSOP

90E24PYGI规格参数

参数名称	属性值
输入阻抗	1 千欧，50 千欧
测量误差	0.5%
电压 - I/O 高	2.4V，3.9V，6.2V
电压 - I/O 低	0.4V，0.8V
电压 - 电源	2.8V ~ 3.6V
表计类型	单相
工作温度	-40°C ~ 85°C
安装类型	表面贴装
封装/外壳	28-SSOP（0.209"，5.30mm 宽）
供应商器件封装	28-SSOP

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Single-Phase High-Performance

Wide-Span Energy Metering IC

90E21/22/23/24

Version 6

April 2, 2013

X X X X

Atmel Corporation

1600 Technology Drive, San Jose, CA 95110 USA

(+1)(408) 441.0311

(+1)(408) 436.4200

www.atmel.com

Atmel

, Atmel logo and combinations thereof, Enabling Unlimited Possibilities

, and others are registered trademarks or trademarks of Atmel Corporation or its

subsidiaries. Other terms and product names may be trademarks of others.

DISCLAIMER: The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right

is granted by this document or in connection with the sale of Atmel products. EXCEPT AS SET FORTH IN THE ATMEL TERMS AND CONDITIONS OF SALES LOCATED ON THE

ATMEL WEBSITE, ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS, IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS

INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. IN NO EVENT

SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL, PUNITIVE, SPECIAL OR INCIDENTAL DAMAGES (INCLUDING, WITHOUT LIMITATION, DAMAGES

FOR LOSS AND PROFITS, BUSINESS INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT, EVEN IF ATMEL HAS

BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this

document and reserves the right to make changes to specifications and products descriptions at any time without notice. Atmel does not make any commitment to update the information

contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel products are not intended,

authorized, or warranted for use as components in applications intended to support or sustain life.

SAFETY-CRITICAL, MILITARY, AND AUTOMOTIVE APPLICATIONS DISCLAIMER: Atmel products are not designed for and will not be used in connection with any applications where

the failure of such products would reasonably be expected to result in significant personal injury or death (“Safety-Critical Applications”) without an Atmel officer's specific written

consent. Safety-Critical Applications include, without limitation, life support devices and systems, equipment or systems for the operation of nuclear facilities and weapons systems.

Atmel products are not designed nor intended for use in military or aerospace applications or environments unless specifically designated by Atmel as military-grade. Atmel products are

not designed nor intended for use in automotive applications unless specifically designated by Atmel as automotive-grade.

Table of Contents

FEATURES .............................................................................................................................................................................. 6

APPLICATION ......................................................................................................................................................................... 6

DESCRIPTION......................................................................................................................................................................... 6

BLOCK DIAGRAM .................................................................................................................................................................. 7

1 PIN ASSIGNMENT ............................................................................................................................................................. 9

2 PIN DESCRIPTION .......................................................................................................................................................... 10

3 FUNCTIONAL DESCRIPTION ......................................................................................................................................... 12

3.1

3.2

3.3

3.4

3.5

3.6

3.7

4.1

DYNAMIC METERING RANGE .................................................................................................................................................................... 12

STARTUP AND NO-LOAD POWER ............................................................................................................................................................. 12

ENERGY REGISTERS .................................................................................................................................................................................. 12

N LINE METERING AND ANTI-TAMPERING .............................................................................................................................................. 13

3.4.1 Metering Mode and L/N Line Current Sampling Gain Configuration ......................................................................................... 13

3.4.2 Anti-Tampering Mode .................................................................................................................................................................... 13

MEASUREMENT AND ZERO-CROSSING ................................................................................................................................................... 14

3.5.1 Measurement .................................................................................................................................................................................. 14

3.5.2 Zero-Crossing ................................................................................................................................................................................. 14

CALIBRATION .............................................................................................................................................................................................. 15

RESET ........................................................................................................................................................................................................... 15

SERIAL PERIPHERAL INTERFACE (SPI) ................................................................................................................................................... 16

4.1.1 Four-Wire Mode .............................................................................................................................................................................. 16

4.1.2 Three-Wire Mode ............................................................................................................................................................................ 17

4.1.3 Timeout and Protection ................................................................................................................................................................. 18

WARNOUT PIN FOR FATAL ERROR WARNING ....................................................................................................................................... 18

LOW COST IMPLEMENTATION IN ISOLATION WITH MCU ...................................................................................................................... 18

REGISTER LIST ............................................................................................................................................................................................ 19

STATUS AND SPECIAL REGISTER ............................................................................................................................................................ 21

METERING/ MEASUREMENT CALIBRATION AND CONFIGURATION .................................................................................................... 25

5.3.1 Metering Calibration and Configuration Register ....................................................................................................................... 25

5.3.2 Measurement Calibration Register ............................................................................................................................................... 32

ENERGY REGISTER .................................................................................................................................................................................... 37

MEASUREMENT REGISTER ....................................................................................................................................................................... 41

ELECTRICAL SPECIFICATION ................................................................................................................................................................... 48

SPI INTERFACE TIMING .............................................................................................................................................................................. 50

POWER ON RESET TIMING ........................................................................................................................................................................ 51

ZERO-CROSSING TIMING ........................................................................................................................................................................... 51

VOLTAGE SAG TIMING ............................................................................................................................................................................... 52

PULSE OUTPUT ........................................................................................................................................................................................... 52

ABSOLUTE MAXIMUM RATING .................................................................................................................................................................. 53

4 INTERFACE ..................................................................................................................................................................... 16

4.2

4.3

5.1

5.2

5.3

5.4

5.5

5 REGISTER ........................................................................................................................................................................ 19

6 ELECTRICAL SPECIFICATION ....................................................................................................................................... 48

6.1

6.2

6.3

6.4

6.5

6.6

6.7

PACKAGE DIMENSIONS...................................................................................................................................................... 54

ORDERING INFORMATION.................................................................................................................................................. 57

Table of Contents

April 2, 2013

List of Tables

Table-1

Table-2

Table-3

Table-4

Table-5

Table-6

Table-7

Table-8

Table-9

Table-10

Table-11

Table-12

Table-13

Table-14

Table-15

Function List ................................................................................................................................................................................................... 6

Pin Description ............................................................................................................................................................................................. 10

Active Energy Metering Error ....................................................................................................................................................................... 12

Reactive Energy Metering Error ................................................................................................................................................................... 12

Threshold Configuration for Startup and No-Load Power ............................................................................................................................ 12

Energy Registers ......................................................................................................................................................................................... 12

Metering Mode ............................................................................................................................................................................................. 13

The Measurement Format ........................................................................................................................................................................... 14

Read / Write Result in Four-Wire Mode ....................................................................................................................................................... 18

Read / Write Result in Three-Wire Mode ..................................................................................................................................................... 18

Register List ................................................................................................................................................................................................. 19

SPI Timing Specification .............................................................................................................................................................................. 50

Power On Reset Specification ..................................................................................................................................................................... 51

Zero-Crossing Specification ......................................................................................................................................................................... 52

Voltage Sag Specification ............................................................................................................................................................................ 52

List of Tables

April 2, 2013

List of Figures

Figure-1

Figure-2

Figure-3

Figure-4

Figure-5

Figure-6

Figure-7

Figure-8

Figure-9

Figure-10

Figure-11

Figure-12

Figure-13

Figure-14

Figure-15

90E21 Block Diagram .................................................................................................................................................................................... 7

90E22 Block Diagram .................................................................................................................................................................................... 7

90E23 Block Diagram .................................................................................................................................................................................... 8

90E24 Block Diagram .................................................................................................................................................................................... 8

Pin Assignment (Top View) ............................................................................................................................................................................ 9

Read Sequence in Four-Wire Mode ............................................................................................................................................................ 16

Write Sequence in Four-Wire Mode ............................................................................................................................................................. 16

Read Sequence in Three-Wire Mode .......................................................................................................................................................... 17

Write Sequence in Three-Wire Mode ........................................................................................................................................................... 17

4-Wire SPI Timing Diagram ......................................................................................................................................................................... 50

3-Wire SPI Timing Diagram ......................................................................................................................................................................... 50

Power On Reset Timing Diagram ................................................................................................................................................................ 51

Zero-Crossing Timing Diagram ................................................................................................................................................................... 51

Voltage Sag Timing Diagram ...................................................................................................................................................................... 52

Output Pulse Width ..................................................................................................................................................................................... 52

List of Figures

April 2, 2013

90E24PYGI相似产品对比

	90E24PYGI	90E21PYGI	90E22PYGI	90E24PYGI8
描述	IC ENERGY METERING 28SSOP	IC ENERGY METERING 28SSOP	IC ENERGY METERING 28SSOP	IC ENERGY METERING 28SSOP
输入阻抗	1 千欧，50 千欧	1 千欧，50 千欧	1 千欧，50 千欧	1 千欧，50 千欧
测量误差	0.5%	0.5%	0.5%	0.5%
电压 - 电源	2.8V ~ 3.6V	2.8V ~ 3.6V	2.8V ~ 3.6V	2.8V ~ 3.6V
表计类型	单相	单相	单相	单相
工作温度	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
安装类型	表面贴装	表面贴装	表面贴装	表面贴装
封装/外壳	28-SSOP（0.209"，5.30mm 宽）	28-SSOP（0.209"，5.30mm 宽）	28-SSOP（0.209"，5.30mm 宽）	28-SSOP（0.209"，5.30mm 宽）
供应商器件封装	28-SSOP	28-SSOP	28-SSOP	28-SSOP
电压 - I/O 高	2.4V，3.9V，6.2V	-	2.4V，3.9V，6.2V	2.4V，3.9V，6.2V
电压 - I/O 低	0.4V，0.8V	-	0.4V，0.8V	0.4V，0.8V

90E24PYGI

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