71M6543F-IGTR/F Maxim Integrated Products, 71M6543F-IGTR/F Datasheet - Page 88
![no-image](/images/manufacturer_photos/0/4/417/maxim_integrated_products_sml.jpg)
71M6543F-IGTR/F
Manufacturer Part Number
71M6543F-IGTR/F
Description
PMIC Solutions Precision Energy Meter IC
Manufacturer
Maxim Integrated Products
Type
Metering SoCr
Datasheet
1.71M6543F-DB.pdf
(157 pages)
Specifications of 71M6543F-IGTR/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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
71M6543F-IGTR/F
Manufacturer:
Maxim Integrated
Quantity:
10 000
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71M6543F/H and 71M6543G/GH Data Sheet
4.4
Figure 32
sensing for anti-tamper purposes. The Neutral current sensing CT can be omitted if Neutral current
sensing is not required. The system is referenced to Neutral (i.e., the Neutral rail is tied to V3P3A and
V3P3SYS).
88
NEUTRAL
A
B
C
System Using Current Transformers
shows a polyphase system using four current transformers to support optional Neutral current
Current Transformers
HOST
AMR
IR
Figure 32. System Using Current Transformers
© 2008–2011 Teridian Semiconductor Corporation
*IN = Optional Neutral Current
NEUTRAL
SPI INTERFACE
IADC2
VADC8 (VA)
VADC9 (VB)
VADC10 (VC)
SERIAL PORTS
MODUL-
POWER FAULT
IADC3
COMPARATOR
IADC4
IADC5
IADC6
IADC7
IADC0
IADC1
MUX and ADC
ATOR
TX
RX
VREF
}
}
}
}
IA
IB
IN*
IC
Note: This system is referenced to Neutral
TX
RX
TEMPERATURE
71M6543GH
V3P3A V3P3SYS
71M6543H/
71M6543G/
71M6543F/
TERIDIAN
COMPUTE
MEMORY
ENGINE
SENSOR
TIMERS
FLASH
MPU
RAM
RTC
ICE
POWER SUPPLY
LOAD
GNDA GNDD
OSCILLATOR/
REGULATOR
DIO, PULSES
LCD DRIVER
VBAT_RTC
PWR MODE
CONTROL
BATTERY
MONITOR
WAKE-UP
COM0...5
SEG/DIO
PLL
VBAT
9/17/2010
V3P3D
XOUT
SEG
DIO
XIN
BATTERY
RTC
BATTERY
8888.8888
LCD DISPLAY
32 kHz
I
2
EEPROM
PULSES,
C or µWire
DIO
v1.2
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