参数资料
型号: 71M6543F-IGTR/F
厂商: Maxim Integrated
文件页数: 151/154页
文件大小: 0K
描述: IC ENERGY METER 64K FLSH 100LQFP
标准包装: 1,000
系列: *
71M6543F/71M6543G Data Sheet
6.8.4
I/O Equivalent Circuits
V3P3D
V3P3D
V3P3A
Digital
Input
Pin
110K
CMOS
Input
LCD
Driver
LCD SEG
Output
Pin
from
internal
reference
VREF
Pin
GNDD
Digital Input Equivalent Circuit
Type 1:
Standard Digital Input or
pin configured as DIO Input
with Internal Pull-Up
V3P3D
GNDD
LCD Output Equivalent Circuit
Type 5:
LCD SEG or
pin configured as LCD SEG
V3P3A
GNDA
VREF Equivalent Circuit
Type 9:
VREF
V3P3D
Digital
Input
Pin
110K
CMOS
Input
Analog
Input
Pin
GNDA
To
MUX
from
internal
reference
V2P5
Pin
GNDD
GNDD
GNDD
Analog Input Equivalent Circuit
Type 6 :
ADC Input
V2P5 Equivalent Circuit
Type 10:
V2P5
Digital Input
Type 2:
Pin configured as DIO Input
with Internal Pull-Down
V3P3A
V3P3D
Comparator
Input
Pin
To
Comparator
VLCD
Pin
LCD
Drivers
Digital
Input
Pin
GNDD
CMOS
Input
GNDA
Comparator Input Equivalent
Circuit Type 7:
Comparator Input
GNDD
VLCD Equivalent Circuit
Type 11:
VLCD Power
Digital Input Type 3:
Standard Digital Input or
pin configured as DIO Input
Oscillator
Pin
To
Oscillator
VBAT
Pin
Power
Down
Circuits
GNDD
GNDD
CMOS
Output
V3P3D
V3P3D
Digital
Output
Pin
Oscillator Equivalent Circuit
Type 8:
Oscillator I/O
from
V3P3SYS
10
VBAT Equivalent Circuit
Type 12:
VBAT Power
V3P3D
Pin
GNDD
GNDD
from
VBAT
10
v2
Digital Output Equivalent Circuit
Type 4:
Standard Digital Output or
pin configured as DIO Output
V3P3D Equivalent Circuit
Type 13:
V3P3D
Figure 43: I/O Equivalent Circuits
151
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