71M6521FE-IGT/F Maxim Integrated Products, 71M6521FE-IGT/F Datasheet - Page 104

• Manufacturer Part Number: 71M6521FE-IGT/F
• Description: IC ENERGY METER 32K FLASH 64LQFP
• Manufacturer: Maxim Integrated Products

Specifications of 71M6521FE-IGT/F

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

I/O Equivalent Circuits:
Page: 104 of 107
Digital
Input
Pin
Digital
Output
CMOS
Input
Pin
Digital
Digital Output Equivalent Circuit
Input
Digital Input Equivalent Circuit
Pin
pin configured as DIO Output
pin configured as DIO Input
Pin configured as DIO Input
pin configured as DIO Input
Standard Digital Output or
Standard Digital Input or
Standard Digital Input or
with Internal Pull-Down
Digital Input Type 3:
V3P3D
V3P3D
with Internal Pull-Up
GNDD
Digital Input
GNDD
GNDD
110K
GNDD
Type 1:
Type 2:
Type 4:
V3P3D
GNDD
110K
GNDD
V3P3D
V3P3D
CMOS
CMOS
Output
V3P3D
Input
Digital
Input
Pin
CMOS
Input
Oscillator
Comparator
Pin
Driver
Input
LCD
Pin
Analog Input Equivalent Circuit
LCD Output Equivalent Circuit
Oscillator Equivalent Circuit
Comparator Input Equivalent
Analog
Input
pin configured as LCD SEG
Pin
V3P3A
Comparator Input
Circuit Type 7:
Oscillator I/O
LCD SEG or
V3P3A
GNDD
Type 8:
ADC Input
Type 5:
Type 6:
GNDA
GNDA
GNDD
Oscillator
Comparator
LCD SEG
To
Output
MUX
To
Pin
To
V3P3SYS
71M6521DE/DH/FE Data Sheet
VBAT
from
from
VBAT
Pin
reference
internal
V3P3D Equivalent Circuit
reference
from
VREF Equivalent Circuit
VBAT Equivalent Circuit
internal
V2P5 Equivalent Circuit
from
VBAT Power
10
40
Type 13:
V3P3D
Type 9:
Type 12:
Type 10:
GNDD
VREF
V3P3A
V2P5
V3P3D
GNDA
GNDD
VREF
Circuits
Power
Pin
V2P5
Down
V3P3D
Pin
Pin
Rev 2