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
4
Rev. 1.4