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ATT7025 데이터시트 PDF




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ATT7025 데이터시트, 핀배열, 회로
ATT7025 User Manual
ATT7025 User Manual
Version: 1.1
Date: 2008/01/15
HI-TREND TECHNOLOGY (SHANGHAI) CO.,LTD
Page 1 of 164




ATT7025 pdf, 반도체, 판매, 대치품
ATT7025 User Manual
4.6 INTERRUPT RESPONSE TIME ................................................................................................... 42
5 CLOCK .........................................................................................................................................44
5.1 INTRODUCTION .......................................................................................................................44
5.2 FUNCTION DESCRIPTION......................................................................................................... 44
5.2.1 Clock Oscillator Circuit.....................................................................................................44
5.2.2 System Clock Generation...................................................................................................45
5.2.3 Clock solution for the Energy Meter..................................................................................47
5.3 REGISTERS..............................................................................................................................48
6 SYSTEM RESET .........................................................................................................................50
6.1 INTRODUCTION .......................................................................................................................50
6.2 FUNCTION DESCRIPTION......................................................................................................... 50
6.2.1 POR ...................................................................................................................................50
6.2.2 /RST Pin Reset ...................................................................................................................50
6.2.3 WDTR ................................................................................................................................50
6.3 REGISTERS..............................................................................................................................51
7 POWER SUPPLY SYSTEM .......................................................................................................54
7.1 INTRODUCTION .......................................................................................................................54
7.2 FUNCTION DESCRIPTION......................................................................................................... 54
7.2.1 Power Supply System.........................................................................................................54
7.2.2 BOR ...................................................................................................................................54
7.2.3 LVD....................................................................................................................................55
7.3 REGISTERS..............................................................................................................................56
8 LOW POWER MODES ..............................................................................................................60
8.1 INTRODUCTION .......................................................................................................................60
8.2 THE OPERATION MODES .........................................................................................................60
8.2.1 Power Saving Mode...........................................................................................................60
8.2.2 Normal Mode.....................................................................................................................61
8.2.3 Power Down Mode ............................................................................................................61
8.3 TRANSITION BETWEEN OPERATING MODES ............................................................................ 62
8.3.1 Normal Mode ->PSM ........................................................................................................62
8.3.2 PSM-> Noraml Mode ........................................................................................................63
8.3.3 PSM or Normal Mode-> PDM......................................................................................63
8.3.4 PDM -> PSM.....................................................................................................................64
8.4 REGISTERS..............................................................................................................................65
9 ENERGY MEASUREMENT ......................................................................................................67
9.1 INTRODUCTION .......................................................................................................................67
9.2 FUNCTION DESCRIPTION......................................................................................................... 68
9.2.1 ADC ...................................................................................................................................68
9.2.2 ADC Sample Output and Power Waveform Output ...........................................................68
9.2.3 Active Power, Reactive Power and Apparent Power .........................................................68
HI-TREND TECHNOLOGY (SHANGHAI) CO.,LTD
Page 4 of 164

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ATT7025 전자부품, 판매, 대치품
ATT7025 User Manual
16.3 REGISTERS............................................................................................................................ 136
17 I2C ............................................................................................................................................... 140
17.1 INTRODUCTION ..................................................................................................................... 140
17.2 FUNCTION DESCRIPTION....................................................................................................... 140
17.3 REGISTERS............................................................................................................................ 141
17.4 I/O SIGNALS.......................................................................................................................... 145
18 GPIO ........................................................................................................................................... 146
18.1
18.2
18.3
18.4
18.5
18.6
18.7
18.8
18.9
18.10
18.11
18.12
INTRODUCTION ..................................................................................................................... 146
MULTIPLEXING CONFIGURATION .......................................................................................... 146
PORT P0................................................................................................................................ 147
PORT P1................................................................................................................................ 148
PORT P2................................................................................................................................ 149
PORT P3................................................................................................................................ 149
PORT A ................................................................................................................................. 150
PORT B ................................................................................................................................. 150
PORT C ................................................................................................................................. 150
PORT D ............................................................................................................................. 151
PORT E ............................................................................................................................. 151
LOW-POWER MODES ........................................................................................................ 152
19 KBI .............................................................................................................................................. 153
19.1 INTRODUCTION ..................................................................................................................... 153
19.2 FUNCTION DESCRIPTION....................................................................................................... 153
19.3 REGISTERS............................................................................................................................ 154
20 PWM ........................................................................................................................................... 155
20.1 INTRODUCTION ..................................................................................................................... 155
20.2 FUNCTION DESCRIPTION....................................................................................................... 155
20.2.1 Tone Generator............................................................................................................ 156
20.2.2 Pulse Width Modulation .............................................................................................. 156
20.3 REGISTERS............................................................................................................................ 157
21 PROGRAMMING MODE ........................................................................................................ 159
21.1 INTRODUCTION ..................................................................................................................... 159
21.2 FUNCTION............................................................................................................................. 159
21.2.1 UAM ............................................................................................................................ 159
21.2.2 FPM............................................................................................................................. 159
21.2.3 The mode after reset .................................................................................................... 160
22 ON-CHIP ICE (IN-CIRCUIT EMULATOR) SUPPORT ...................................................... 161
22.1 INTRODUCTION ..................................................................................................................... 161
22.2 FUNCTION DESCRIPTION....................................................................................................... 161
22.3 REGISTERS............................................................................................................................ 162
HI-TREND TECHNOLOGY (SHANGHAI) CO.,LTD
Page 7 of 164

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일반 IC 문의 : 샘플 및 소량 구매
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IGBT, TR 모듈, SCR 및 다이오드 모듈을 포함한
광범위한 전력 반도체를 판매합니다.

전력 반도체 전문업체

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부품번호상세설명 및 기능제조사
ATT7021

ATT7021

ECN
ECN
ATT7021

Single Phase Energy Metering IC

AS
AS

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