參數(shù)資料
型號(hào): 90E32ERGI
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 模擬信號(hào)調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, PQFP48
封裝: TQFP-48
文件頁數(shù): 11/67頁
文件大?。?/td> 777K
代理商: 90E32ERGI
90E32
POLY-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Function Description
19
August 24, 2011
3.6
POWER MODE
The 90E32 has four power modes. The power mode is solely defined
by the PM1 and PM0 pins.
3.6.1
NORMAL MODE (N MODE)
In Normal mode, all function blocks are active except for current
detector block. Refer to Figure-6.
Figure-6 Block Diagram in Normal Mode
Table-2 Power Mode Mapping
PM1:PM0 Value
Power Mode
11
Normal (N mode)
10
Partial Measurement (M mode)
01
Detection (D mode)
00
Idle (I mode)
VDD18 Regulator
Temperature Sensor
Current Detector
ADC-V1
ADC-V2
ADC-V3
ADC-I1
ADC-I2
ADC-I3
SPI Interface
DSP
Energy Metering
(Forward/Reverse
Active/Reactive/CF Generator)
Measure and Monitoring
(V/I/rms, SAG, Phase, Freq)
Control Logic
Zero
Crossing
CF Out
Power On Reset
Crystal Oscillator
Reference Voltage
OSCI
OSCO
Power Mode
Configuration
Disabled
IRQ
Warn
Out
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