Rainbow-electronics 78M6631 User Manual download pdf (Page 4)

78M6631 Data Sheet DS_6631_056

4 Rev 1

Figures

Figure 1: 78M6631 IC Functional Block Diagram ..................................................................................... 6

Figure 2: AFE Block Diagram ................................................................................................................... 8

Figure 3: Functions Defined by V1 ......................................................................................................... 11

Figure 4: SPI Slave Port: Typical Read and Write Operations ................................................................ 13

Figure 5: SPI Slave Port Timing ............................................................................................................. 22

Figure 6: Pinout for QFN-56 Package .................................................................................................... 23

Figure 7: PCB Land Pattern for QFN-56 Package .................................................................................. 25

Figure 8: I/O Equivalent Circuits............................................................................................................. 28

Tables

Table 1: SPI Command Description ....................................................................................................... 13

Table 2: Absolute Maximum Ratings ...................................................................................................... 15

Table 3: Recommended External Components ...................................................................................... 16

Table 4: Recommended Operating Conditions ....................................................................................... 16

Table 5: Input Logic Levels .................................................................................................................... 17

Table 6: Output Logic Levels ................................................................................................................. 17

Table 7: Power-Fault Comparator Performance Specifications ............................................................... 17

Table 8: Power Supply Monitor Performance Specifications (BME= 1).................................................... 18

Table 9: Supply Current Performance Specifications .............................................................................. 18

Table 10: Crystal Oscillator Performance Specifications ......................................................................... 18

Table 11: Temperature Sensor Performance Specifications ................................................................... 19

Table 12: VREF Performance Specifications .......................................................................................... 19

Table 13: ADC Converter Performance Specifications ........................................................................... 20

Table 14: Flash Memory Timing Specifications ...................................................................................... 21

Table 15: EEPROM Interface Timing ..................................................................................................... 21

Table 16: RESET Timing ....................................................................................................................... 21

Table 17: SPI Slave Port Timing ............................................................................................................ 22

Table 19: Power and Ground Pins ......................................................................................................... 26

Table 20: Analog Pins............................................................................................................................ 26

Table 21: Digital Pins ............................................................................................................................. 27

Table 22: Ordering Information .............................................................................................................. 29

1 2 3 4 5 6 7 8 9 ... 29 30

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Rainbow-electronics 78M6631 User Manual Page 4

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