71M6543G Maxim, 71M6543G Datasheet - Page 16

• Manufacturer Part Number: 71M6543G
• Description: The 71M6543F/71M6543H are Teridian's 4th-generation polyphase metering system-on-chips (SoCs) with a 5MHz, 8051-compatible MPU core, low-power real-time clock (RTC) with digital temperature compensation, flash memory, and LCD driver
• Manufacturer: Maxim

71M6543F/H and 71M6543G/GH Data Sheet
16
Notes:
1. MUX_DIV[3:0] should be set to 0 while writing the other values in this table, and then set to
2. IN is the optional Neutral Current
Teridian updates the CE code periodically. Please contact your local Teridian representative to
obtain the latest CE code and the associated settings.
Current Sensor Type
Applicable Figures
MUX10_SEL[3:0]
MUX0_SEL[3:0]
MUX1_SEL[3:0]
MUX2_SEL[3:0]
MUX3_SEL[3:0]
MUX4_SEL[3:0]
MUX5_SEL[3:0]
MUX6_SEL[3:0]
MUX7_SEL[3:0]
MUX8_SEL[3:0]
MUX9_SEL[3:0]
MUX_DIV[3:0]
the indicated value before writing the MUXn_SEL[3:0] fields.
FIR_LEN[1:0]
Equation(s)
Mnemonic
PLL_FAST
ADC_DIV
EQU[2:0]
CE Code
I/O RAM
DIFF0_E
DIFF2_E
DIFF4_E
DIFF6_E
RMT2_E
RMT4_E
RMT6_E
PRE_E
Table 2. Required CE Code and Settings for CT Sensors
210C[2:1]
© 2008–2011 Teridian Semiconductor Corporation
Location
2100[7:4]
2105[3:0]
2105[7:4]
2104[3:0]
2104[7:4]
2103[3:0]
2103[7:4]
2102[3:0]
2102[7:4]
2101[3:0]
2101[7:4]
2100[3:0]
2106[7:5]
I/O RAM
210C[4]
210C[5]
210C[6]
210C[7]
2200[5]
2200[4]
2709[3]
2709[4]
2709[5]
2704[5]
I/O RAM Setting
(Hex)
Figure
4 Current Transformers (CTs)
A
1
0
1
7
2
8
4
9
6
0
0
0
0
0
0
0
0
1
1
1
1
0
5
3,
Figure 4
ce43a02
5
and
Local Sensor IADC2-IADC3
Local Sensor IADC4-IADC5
Local Sensor IADC6-IADC7
Differential IADC0-IADC1
Differential IADC2-IADC3
Differential IADC4-IADC5
Differential IADC6-IADC7
IA*VA + IB*VB + IC*VC
IADC0-IADC1 Gain = 1
Slot 0 is IADC2-IADC3
Slot 2 is IADC4-IADC5
Slot 4 is IADC6-IADC7
Slot 6 is IADC0-IADC1
Figure 32
Slot 5 is VADC10
Slots not enabled
(IN – See note 2)
Slot 1 is VADC8
Slot 3 is VADC9
Comments
288 cycles
19.66 MHz
See note 1
(VC)
Fast
(VA)
(VB)
(IC)
(IA)
(IB)
v1.2