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PL8331 Datasheet, PDF (2/2 Pages) List of Unclassifed Manufacturers – Multi mode power saving function | |||
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PL8331
MICROPROCESSOR FEATURES
⢠8052-based core
⢠Single-cycle 8MIPS (Peak)
⢠32.768 kHz external crystal with built in PLL
⢠Accurate RTC for time-of-use functions
⢠H/W watchdog timer (WDT)
⢠External interrupt sources
⢠SPI / I2C interface for
EEPROM
⢠IrDa/UART/IR I/F for AMR
⢠Flash security
⢠16-Bit timer
⢠Wake-up from I/O, temperature change, or UART
⢠64kB flash memory, 2k bytes RAM
⢠Supply voltage supervisor/monitor with built in SAR ADC
⢠Serial on board programming/debugging
ENERGY MEASUREMENT FEATURES
⢠Exceeds IEC62053 / ANSI C12.20 standards
⢠Digital signal processing (DSP) provide high accuracy
active (Watt), reactive (VAR), and apparent energy (VA)
measurement
⢠< 0.1% Error on active energy over a Dynamic Range of
2000 to 1 @25â
⢠Line voltage and frequency measurements
⢠Phase compensation
GENERAL FEATURES
⢠Wide supply voltage range: 2.4V to 5V
⢠Ultralow power consumption
⢠Normal mode:
⢠Total: 2.2mA @ 3V
⢠Sleep Mode: 3uA
⢠RTC only: 1.1uA
⢠Multi mode power saving function
⢠Internal switch between regulated and battery inputs
⢠Compatible with CTs, resistive shunts and Rogowski
Coil sensors
⢠Digital temperature compensation
⢠Wake-up from standby mode in less than 5us
⢠Reference: 1.2V (20ppm/â )
⢠Operation temperature range: -40â to +85â
⢠64-LQFP(7x7) package
ADC FEATURES
⢠Three second-order, 24-bit, delta-sigma Analog-to-
Digital Converters
⢠Three differential input PGA front ADC
(Gain=1,2,4,8,16,24,32)
⢠10 bit SAR ADC with temperature sensor
LCD FEATURES
⢠Up to 4x25 segment
Technologies for Tomorrow
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PROLIFIC
TECHNOLOGIES INC.
Prolific Technologies Inc.
No.10-2, Li Hsing First Road,
Science-Based Park,
Hsin-Chu City, 300
Tel: 886-3-578-2011. Ext- 3637
Fax: 886-3-578-2022
E-mail: ranjit-dash@prolific.com.tw
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