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AS8267 bảng dữ liệu(PDF) 135 Page - ams AG

tên linh kiện AS8267
Giải thích chi tiết về linh kiện  Single-Phase 2-Current Energy Measurement Integrated Circuits with Microcontroller, RTC, Programmable Multi-Purpose I/Os
PDF  136 Pages
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nhà sản xuất  AMSCO [ams AG]
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AS8267 bảng dữ liệu(HTML) 135 Page - ams AG

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Data Sheet AS8267 / AS8268
Revision 1.0, 19-Jun-07
Page 135 of 136
14.
Terminology
AFE
-
Analog front end
CT
-
Current transformer
DSP
-
Digital signal processor
EEPROM
-
Electrically erasable programmable read only memory
I_RAM
-
8051 internal memory
kB
-
kilobyte
LBPx
-
LCD back-plane driver pin
LCD
-
Liquid crystal display
LCDD
-
Liquid crystal display driver
LED
-
Light-emitting diode
LP_DIV
-
Low power divider
LP_OSC
-
Low power oscillator
LSB
-
Least significant bit
LSDx
-
LCD segment driver pin
MCU
-
Microcontroller unit
MDR
-
Meter data register (in DSP block)
MPIO
-
Programmable multi-purpose input/output
MSB
-
Most significant bit
P_ACCU
-
Power accumulator for real power
PF
-
Power factor
PLP
-
Power low pass filter
PSM
-
Power-supply monitor
PSW
-
Program status word
RAM
-
Random access memory
RES_N
-
System reset pin
RMS
-
Root mean square
RTC
-
Real time clock
SCT
-
System control
SDM
-
Sigma-delta modulator
SFR
-
Special function register
SQRT
-
Square root block
SREG
-
Settings register (in DSP block)
SPI
-
Serial peripheral interface
UART
-
Universal asynchronous receiver/transmitter
VREF
-
Voltage reference
WDT
-
Watchdog timer
X_RAM
-
8051 external data memory
X_DATA
-
64kByte address space



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