78M6618-IM/F Maxim Integrated Products, 78M6618-IM/F Datasheet - Page 26

• Manufacturer Part Number: 78M6618-IM/F
• Description: IC PWR MEASUREMENT OCTAL 68-QFN
• Manufacturer: Maxim Integrated Products
• Type: Octal Power and Energy Measurement ICr

Specifications of 78M6618-IM/F

• Core: 80515
• Core Architecture: 80515
• Data Bus Width: 8 bit
• Data Ram Size: 4 KB
• Interface Type: SPI, UART
• Maximum Clock Frequency: 500 KHz
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Programmable I/os: 19
• Number Of Timers: 1
• On-chip Adc: 21 bit, 10 Channel
• Operating Supply Voltage: 3.3 V
• Package / Case: QFN-68
• Processor Series: 78M6618
• Program Memory Size: 128 KB
• Program Memory Type: Flash
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

78M6618 Data Sheet
3.1.3 Recommended PCB Land Pattern for the QFN-68 Package
Notes:
1. Do not place unmasked vias in the region denoted by dimension d.
2. Soldering of bottom internal pad is not required for proper operation.
3. The y dimension has been elongated to allow for hand soldering and reworking. Production
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assembly may allow this dimension to be reduced as long as the G dimension is maintained.
Table 25: Recommended PCB Land Pattern Dimensions
Symbol
G
A
e
x
y
d
Figure 8: PCB Land Pattern for QFN 68 Package
Lead pitch
Pad width
Pad length. Nee Note 3.
See Note 1
Description
Typical Dimension
0.23 mm
6.63 mm
0.4 mm
0.8 mm
6.3 mm
7.2 mm
DS_6618_005
Rev. 1.4