AS8267 Datasheet, PDF (135/136 Pages) ams AG – Single-Phase 2-Current Energy Measurement Integrated Circuits with Microcontroller, RTC, Programmable Multi-Purpose I/Os

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