71M6543F-IGT/F Maxim Integrated Products, 71M6543F-IGT/F Datasheet - Page 131

• 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

include delay compensation, sample interpolation, scaling and the processing of meter equations.
5.4.11 CE Flow Diagrams
Figure 39 through
v1.2
IA
VA
IB
VB
IC
VC
I D
Figure 40: CE Data Flow: Scaling, Gain Control, Intermediate Variables for one Phase
multiplexer
F
Figure 41
S
= 2184 Hz
© 2008–2011 Teridian Semiconductor Corporation
Figure 39: CE Data Flow: Multiplexer and ADC
show the data flow through the CE in simplified form. Functions not shown
VREF
mod
∆
∑
Deci -
mator
71M6543F/H and 71M6543G/GH Data Sheet
F
S
de - multiplexer
= 2184 Hz
IA_RAW
VA_RAW
IB_RAW
VB_RAW
VC_RAW
I D _RAW
IC_RAW
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