71M6521DE-IMR/F Maxim Integrated Products, 71M6521DE-IMR/F Datasheet - Page 101

• Manufacturer Part Number: 71M6521DE-IMR/F
• Description: IC ENERGY METER 16K FLASH 68-QFN
• Manufacturer: Maxim Integrated Products

Specifications of 71M6521DE-IMR/F

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

71M6521DE/DH/FE Data Sheet
Note 1: Do not place unmasked vias in region denoted by dimension “d”.
Note 2: Soldering of bottom internal pad is not required for proper operation.
Note 3: The ‘y’ dimension has been elongated to allow for hand soldering and reworking. Production assembly may
Rev 2
allow this dimension to be reduced as long as the ‘G’ dimension is maintained.
Recommended PCB Land Pattern for the QFN-68 Package
Symbol
G
A
e
x
y
d
Recommended PCB Land Pattern Dimensions
Description
Lead pitch
Pad width
Pad length, see note 3
See note 1
Dimension
0.23mm
6.63mm
Typical
0.4mm
0.8mm
6.3mm
7.2mm
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