71M6531D_10 Datasheet, PDF (4/120 Pages) Teridian Semiconductor Corporation – Energy Meter IC

Data Sheet 71M6531D/F-71M6532D/F
FDS 6531/6532 005
4.3.10 Other CE Parameters .................................................................................................... 95
4.3.11 CE Flow Diagrams ......................................................................................................... 95
5 Electrical Specifications................................................................................................................... 98
5.1 Absolute Maximum Ratings ....................................................................................................... 98
5.2 Recommended External Components....................................................................................... 99
5.3 Recommended Operating Conditions........................................................................................ 99
5.4 Performance Specifications ..................................................................................................... 100
5.4.1 Input Logic Levels ........................................................................................................ 100
5.4.2 Output Logic Levels ..................................................................................................... 100
5.4.3 Power-Fault Comparator ............................................................................................. 100
5.4.4 Battery Monitor............................................................................................................. 100
5.4.5 Supply Current ............................................................................................................. 101
5.4.6 V3P3D Switch .............................................................................................................. 101
5.4.7 2.5 V Voltage Regulator............................................................................................... 101
5.4.8 Low-Power Voltage Regulator ..................................................................................... 101
5.4.9 Crystal Oscillator.......................................................................................................... 102
5.4.10 LCD DAC ..................................................................................................................... 102
5.4.11 LCD Drivers ................................................................................................................. 102
5.4.12 Optical Interface........................................................................................................... 102
5.4.13 Temperature Sensor .................................................................................................... 103
5.4.14 VREF ........................................................................................................................... 103
5.4.15 ADC Converter, V3P3A Referenced ........................................................................... 104
5.5 Timing Specifications ............................................................................................................... 105
5.5.1 Flash Memory .............................................................................................................. 105
5.5.2 EEPROM Interface ...................................................................................................... 105
5.5.3 RESET ......................................................................................................................... 105
5.5.4 RTC.............................................................................................................................. 105
5.5.5 SPI Slave Port (MISSION Mode)................................................................................. 106
5.6 Typical Performance Data ....................................................................................................... 107
5.6.1 Accuracy over Current ................................................................................................. 107
5.6.2 Accuracy over Temperature ........................................................................................ 107
5.7 71M6531D/F Package ............................................................................................................. 108
5.7.1 Package Outline .......................................................................................................... 108
5.7.2 71M6531D/F Pinout (QFN-68)..................................................................................... 109
5.7.3 Recommended PCB Land Pattern for the QFN-68 Package ...................................... 110
5.8 71M6532D/F Package ............................................................................................................. 111
5.8.1 71M6532D/F Pinout (LQFP-100)................................................................................. 111
5.8.2 LQFP-100 Mechanical Drawing................................................................................... 112
5.9 Pin Descriptions ....................................................................................................................... 113
5.9.1 Power and Ground Pins............................................................................................... 113
5.9.2 Analog Pins.................................................................................................................. 113
5.9.3 Digital Pins ................................................................................................................... 114
5.9.4 I/O Equivalent Circuits ................................................................................................. 115
6 Ordering Information ...................................................................................................................... 116
7 Related Information ........................................................................................................................ 116
8 Contact Information ........................................................................................................................ 116
Appendix A: Acronyms .......................................................................................................................... 117
Appendix B: Revision History ............................................................................................................... 118
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