71M6543F-IGT/F Maxim Integrated Products, 71M6543F-IGT/F Datasheet - Page 132

• Manufacturer Part Number: 71M6543F-IGT/F
• Description: PMIC Solutions Precision Energy Meter IC
• Manufacturer: Maxim Integrated Products
• Type: Metering SoCr

Specifications of 71M6543F-IGT/F

• Core: 8051
• Core Architecture: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 5 KB
• Device Million Instructions Per Second: 5 MIPS
• Interface Type: I2C, ICE, SPI, UART
• Maximum Clock Frequency: 5 MHz
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Programmable I/os: 51
• Number Of Timers: 2
• On-chip Adc: 22 bit
• Operating Supply Voltage: 3 V to 3.6 V
• Package / Case: LQFP-100
• Processor Series: 8051
• Program Memory Size: 64 KB
• Program Memory Type: Flash
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

71M6543F/H and 71M6543G/GH Data Sheet
132
VARA
VARB
VARC
WA
WB
WC
VA
VC
VB
IA
IB
IC
ID
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Figure 41: CE Data Flow: Squaring and Summation Stages
© 2008–2011 Teridian Semiconductor Corporation
SQUARE
V
I
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2
IDSQ
VASQ
VBSQ
VCSQ
IASQ
IBSQ
ICSQ
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SUM
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SUM_SAMPS = 2184
VARASUM_X
IASQSUM_X
ICSQSUM_X
VARBSUM_X
VARCSUM_X
IBSQSUM_X
VASQSUM_X
VBSQSUM_X
VCSQSUM_X
IDSQSUM_X
WASUM_X
WBSUM_X
WCSUM_X
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MPU
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