Datasheet

71M6543F/71M6543G Data Sheet
4 v2
6 71M6543 Specifications .................................................................................................................. 130
6.1 Absolute Maximum Ratings ..................................................................................................... 130
6.2 Recommended External Components ..................................................................................... 131
6.3 Recommended Operating Conditions ...................................................................................... 131
6.4 Performance Specifications ..................................................................................................... 132
6.4.1 Input Logic Levels ........................................................................................................ 132
6.4.2 Output Logic Levels ..................................................................................................... 132
6.4.3 Battery Monitor............................................................................................................. 133
6.4.4 Temperature Monitor ................................................................................................... 134
6.4.5 Supply Current ............................................................................................................. 135
6.4.6 V3P3D Switch .............................................................................................................. 136
6.4.7 Internal Power Fault Comparators ............................................................................... 136
6.4.8 2.5 V Voltage Regulator – System Power ................................................................... 136
6.4.9 2.5 V Voltage Regulator – Battery Power .................................................................... 137
6.4.10 Crystal Oscillator .......................................................................................................... 137
6.4.11 Phase-Locked Loop (PLL) ........................................................................................... 137
6.4.12 LCD Drivers ................................................................................................................. 137
6.4.13 VLCD Generator .......................................................................................................... 138
6.4.14 71M6543 VREF ........................................................................................................... 140
6.4.15 ADC Converter............................................................................................................. 141
6.4.16 Pre-Amplifier for IADC0-IADC1 ................................................................................... 142
6.5 Timing Specifications ............................................................................................................... 143
6.5.1 Flash Memory .............................................................................................................. 143
6.5.2 SPI Slave ..................................................................................................................... 143
6.5.3 EEPROM Interface ...................................................................................................... 143
6.5.4 RESET Pin ................................................................................................................... 144
6.5.5 Real-Time Clock (RTC) ............................................................................................... 144
6.6 100-Pin LQFP Package Outline Drawing ................................................................................ 145
6.7 71M6543 Pinout ....................................................................................................................... 146
6.8 71M6543 Pin Descriptions ....................................................................................................... 147
6.8.1 71M6543 Power and Ground Pins .............................................................................. 147
6.8.2 71M6543 Analog Pins .................................................................................................. 148
6.8.3 71M6543 Digital Pins ................................................................................................... 149
6.8.4 I/O Equivalent Circuits ................................................................................................. 151
7 Ordering Information ...................................................................................................................... 152
7.1 71M6543 Ordering Guide ........................................................................................................ 152
8 Related Information ..................................................................................................................... 152
9 Contact Information ..................................................................................................................... 152
Appendix A: Acronyms .......................................................................................................................... 153
Appendix B: Revision History................................................................................................................ 154