参数资料
型号: 71M6531D-IMR/F
厂商: Maxim Integrated
文件页数: 53/121页
文件大小: 0K
描述: IC ENERGY METER 128KB 68-QFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: *
FDS 6531/6532 005
Data Sheet 71M6531D/F-71M6532D/F
1.5.17 Test Ports (TMUXOUT pin)
One of the digital or analog signals listed in Table 51 can be selected to be output on the TMUXOUT pin.
The function of the multiplexer is controlled with the I/O RAM field TMUX[4:0] (0x20AA[4:0]), as shown in
Table 51: TMUX[4:0] Selections
TMUX[4:0]
0
1
2
3
4
5
6
7
8 - 0x0F
0x10
0x11
0x12
0x13
0x14
0x15
0x16 – 0x17
0x18
0x19
0x1A
0x1B
0x1C
0X1D
0X1E
0X1F
Mode
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Function
GNDD
Reserved
GNDD
Reserved
PLL_2P5
Output of the 2.5 V low-power regulator
Internal VBIAS voltage (nominally 1.6V)
Not used
Reserved
RTC 1-second output
RTC 4-second output
Not used
V1_OK comparator output
Real-time output (RTM) from the CE
WDTR_EN (Comparator 1 Output AND V1LT3)
Not used
RXD (from Optical interface, w/ optional inversion)
MUX_SYNC
Not used
CKMPU (MPU clock)
Pulse output
RTCLK (output of the oscillator circuit, nominally
32,786Hz)
CE_BUSY (busy interrupt generated by CE, 396μs)
XFER_BUSY (transfer busy interrupt generated by the
CE, nominally every 999.7ms)
The TMUXOUT pin may be used for diagnosis purposes or in production test. The RTC 1-second output
may be used to calibrate the crystal oscillator. The RTC 4-second output provides even higher precision.
Rev 2
53
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