78m6618-imr/f/p Maxim Integrated Products, Inc., 78m6618-imr/f/p Datasheet - Page 4

• Manufacturer Part Number: 78m6618-imr/f/p
• Description: Octal Power And Energy Measurement Ic
• Manufacturer: Maxim Integrated Products, Inc.

78M6618 Data Sheet
DS_6618_005
Figures
Figure 1: 78M6618 IC Functional Block Diagram ..................................................................................... 6
Figure 2: AFE Block Diagram................................................................................................................... 8
Figure 3: SPI Slave Port: Typical Read and Write Operations ................................................................ 12
Figure 4: SPI Slave Port (MISSION Mode) Timing ................................................................................. 23
Figure 5: Pinout for QFN-68 Package .................................................................................................... 24
Figure 6: QFN-68 Package Outline (Top, Bottom, and Side View) .......................................................... 25
Figure 7: PCB Land Pattern for QFN 68 Package .................................................................................. 26
Figure 8: I/O Equivalent Circuits............................................................................................................. 29
Tables
Table 1: SPI Command Description ....................................................................................................... 12
Table 2: Absolute Maximum Ratings ...................................................................................................... 14
Table 3: Recommended External Components ...................................................................................... 15
Table 4: Recommended Operating Conditions ....................................................................................... 15
Table 5: Input Logic Levels .................................................................................................................... 16
Table 6: Output Logic Levels ................................................................................................................. 16
Table 7: Power-Fault Comparator Performance Specifications ............................................................... 16
Table 8: Battery Monitor Performance Specifications (BME= 1) .............................................................. 17
Table 9: Supply Current Performance Specifications .............................................................................. 17
Table 10: V3P3D Switch Performance Specifications ............................................................................. 17
Table 11: 2.5 V Voltage Regulator Performance Specifications .............................................................. 18
Table 12: Low-Power Voltage Regulator Performance Specifications ..................................................... 18
Table 13: Crystal Oscillator Performance Specifications ......................................................................... 18
Table 14: LCD DAC Performance Specifications .................................................................................... 18
Table 15: LCD Driver Performance Specifications .................................................................................. 19
Table 16: Optical Interface Performance Specifications.......................................................................... 19
Table 17: Temperature Sensor Performance Specifications ................................................................... 19
Table 18: VREF Performance Specifications .......................................................................................... 20
Table 19: ADC Converter Performance Specifications ........................................................................... 21
Table 20: Flash Memory Timing Specifications ...................................................................................... 22
Table 21: EEPROM Interface Timing ..................................................................................................... 22
Table 22: RESET Timing ....................................................................................................................... 22
Table 23: RTC Range ............................................................................................................................ 22
Table 24: SPI Slave Port (MISSION Mode) Timing................................................................................. 23
Table 25: Recommended PCB Land Pattern Dimensions....................................................................... 26
Table 26: Power and Ground Pins ......................................................................................................... 27
Table 27: Analog Pins............................................................................................................................ 27
Table 28: Digital Pins ............................................................................................................................. 28
Table 29: Ordering Information .............................................................................................................. 30
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