71M6541F Maxim, 71M6541F Datasheet - Page 157
71M6541F
Manufacturer Part Number
71M6541F
Description
The 71M6541D/71M6541F/71M6541G/71M6542F/71M6542G are Teridian™ 4th-generation single-phase metering SoCs with a 5MHz 8051-compatible MPU core, low-power RTC with digital temperature compensation, flash memory, and LCD driver
Manufacturer
Maxim
Datasheet
1.71M6541D.pdf
(166 pages)
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6.8.2 71M6542F/G LQFP-100 Package Pinout
Rev 2
SPI_CSZ/SEGDIO36
SPI_DO/SEGDIO37
SPI_DI/SEGDIO38
SEGDIO27/COM4
SEGDIO26/COM5
SEGDIO35
SEGDIO34
SEGDIO33
SEGDIO32
SEGDIO31
SEGDIO30
SEGDIO29
SEGDIO28
SEGDIO25
SEGDIO24
SEGDIO23
SEGDIO22
SEGDIO21
SEGDIO20
SEGDIO19
SEGDIO18
COM0
COM1
COM2
COM3
Figure 51: Pinout for the 71M6542F/G (LQFP-100 Package)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
71M6542F
Teridian
71M6541D/F/G and 71M6542F/G Data Sheet
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
XIN
NC
NC
GNDA
VBAT_RTC
VBAT
V3P3SYS
IBP
IBN
GNDD
V3P3D
VDD
ICE_E
E_RXTX/SEG48
E_TCLK/SEG49
E_RST/SEG50
RX
TX
OPT_TX/SEGDIO51
SEGDIO52
SEGDIO53
NC
NC
NC
NC
157
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