71M6542F-IGT/F Maxim Integrated Products, 71M6542F-IGT/F Datasheet - Page 4

• Manufacturer Part Number: 71M6542F-IGT/F
• Description: PMIC Solutions Precision Energy Meter IC
• Manufacturer: Maxim Integrated Products
• Type: Metering SoCr

Specifications of 71M6542F-IGT/F

• Core: 8051
• Core Architecture: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 5 KB
• Device Million Instructions Per Second: 5 MIPS
• Interface Type: I2C, ICE, SPI, UART
• Maximum Clock Frequency: 5 MHz
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Number Of Programmable I/os: 51
• Number Of Timers: 2
• On-chip Adc: 22 bit
• Operating Supply Voltage: 3 V to 3.6 V
• Package / Case: LQFP-100
• Processor Series: 8051
• Program Memory Size: 64 KB
• Program Memory Type: Flash
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

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Appendix A: Acronyms ..................................................................................................................... 163
Appendix B: Revision History ........................................................................................................... 164
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6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
Ordering Information ................................................................................................................. 162
7.1
Related Information ................................................................................................................... 162
Contact Information ................................................................................................................... 162
Absolute Maximum Ratings ................................................................................................. 138
Recommended External Components ................................................................................. 139
Recommended Operating Conditions .................................................................................. 139
Performance Specifications ................................................................................................. 140
Timing Specifications .......................................................................................................... 151
Package Outline Drawings .................................................................................................. 153
Pinout Diagrams ................................................................................................................. 155
Pin Descriptions .................................................................................................................. 157
71M6541D/F and 71M6542F ............................................................................................... 162
6.4.1 Input Logic Levels ................................................................................................... 140
6.4.2 Output Logic Levels ................................................................................................. 140
6.4.3 Battery Monitor ........................................................................................................ 141
6.4.4 Temperature Monitor ............................................................................................... 141
6.4.5 Supply Current ........................................................................................................ 142
6.4.6 V3P3D Switch ......................................................................................................... 143
6.4.7 Internal Power Fault Comparators ........................................................................... 143
6.4.8 2.5 V Voltage Regulator – System Power ................................................................ 143
6.4.9 2.5 V Voltage Regulator – Battery Power ................................................................. 144
6.4.10 Crystal Oscillator ..................................................................................................... 144
6.4.11 Phase-Locked Loop (PLL) ....................................................................................... 144
6.4.12 LCD Drivers ............................................................................................................ 145
6.4.13 VLCD Generator...................................................................................................... 146
6.4.14 VREF ...................................................................................................................... 148
6.4.15 ADC Converter ........................................................................................................ 149
6.4.16 Pre-Amplifier for IAP-IAN ......................................................................................... 150
6.5.1 Flash Memory ......................................................................................................... 151
6.5.2 SPI Slave ................................................................................................................ 151
6.5.3 EEPROM Interface .................................................................................................. 151
6.5.4 RESET Pin .............................................................................................................. 151
6.5.5 RTC ........................................................................................................................ 152
6.6.1 64-Pin LQFP Outline Package Drawing ................................................................... 153
6.6.2 100-Pin LQFP Package Outline Drawing ................................................................. 154
6.7.1 71M6541D/F LQFP-64 Package Pinout ................................................................... 155
6.7.2 71M6542F LQFP-100 Package Pinout..................................................................... 156
6.8.1 Power and Ground Pins........................................................................................... 157
6.8.2 Analog Pins ............................................................................................................. 158
6.8.3 Digital Pins .............................................................................................................. 159
6.8.4 I/O Equivalent Circuits ............................................................................................. 161
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