71M6521FE-IM Maxim Integrated Products, 71M6521FE-IM Datasheet - Page 46

• Manufacturer Part Number: 71M6521FE-IM
• Description: Current & Power Monitors & Regulators Residential Energy Meter IC
• Manufacturer: Maxim Integrated Products

Specifications of 71M6521FE-IM

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 783-71M6521FE-IM/F, 783-71M6521FE-IMR, 783-71M6521FE-IMR/F 783-71M6521FEIM-DB,

Test Ports
TMUXOUT Pin: One out of 16 digital or 8 analog signals can be selected to be output on the TMUXOUT pin. The function of
the multiplexer is controlled with the I/O RAM register TMUX (0x20AA[4:0]), as shown in Table 59.
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TMUX[4:0]
0x10 – 0x13
0x16 – 0x17
8-0x0F
0X1D
0X1E
0x1C
0X1F
0x14
0x15
0x18
0x19
0x1A
0x1B
3-5
0
1
2
6
7
Analog
Analog
Analog
Analog
Analog
Analog
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Mode
© 2005-2008 TERIDIAN Semiconductor Corporation
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Table 59: TMUX[4:0] Selections
Function
DGND
Reserved
DGND
Reserved
VBIAS
Not used
Reserved
Not used
RTM (Real time output from CE)
WDTR_EN (Comparator 1 Output AND V1LT3)
Not used
RXD (from Optical interface, w/ optional inversion)
MUX_SYNC
CK_10M (10MHz clock)
CK_MPU (MPU clock)
Reserved
RTCLK (output of the oscillator circuit, nominally 32,786Hz)
CE_BUSY (busy interrupt generated by CE, 396µs)
XFER_BUSY (transfer busy interrupt generated by CE,
nominally every 999.7ms)
71M6521DE/71M6521FE
Energy Meter IC
DATASHEET
JANUARY 2008
v1.0