78M6613-IM/F/P MAXIM [Maxim Integrated Products], 78M6613-IM/F/P Datasheet - Page 2

• Manufacturer Part Number: 78M6613-IM/F/P
• Description: Single-Phase AC Power Measurement IC
• Manufacturer: MAXIM [Maxim Integrated Products]

78M6613 Data Sheet
1
2
3
4
2
Hardware Description .................................................................................................................... 5
1.1
1.2
1.3
1.4
1.5
Functional Description ................................................................................................................ 11
2.1
2.2
2.3
2.4
Application Information .............................................................................................................. 14
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10 MPU Firmware Library .......................................................................................................... 19
3.11 Measurement Calibration ...................................................................................................... 19
Electrical Specifications ............................................................................................................. 20
4.1
4.2
4.3
4.4
Hardware Overview ................................................................................................................ 5
Analog Front End (AFE) .......................................................................................................... 6
Digital Computation Engine (CE) ............................................................................................ 8
80515 MPU Core .................................................................................................................... 8
On-Chip Resources ................................................................................................................. 9
Theory of Operation .............................................................................................................. 11
Reset Behavior ..................................................................................................................... 12
Data Flow ............................................................................................................................. 12
CE/MPU Communication ...................................................................................................... 13
Connection of Sensors (CT, Resistive Shunt)........................................................................ 14
Temperature Measurement ................................................................................................... 15
Temperature Compensation .................................................................................................. 15
Connecting 5V Devices ......................................................................................................... 16
UART (TX/RX) ...................................................................................................................... 16
Reset Function and Reset Pin Connections........................................................................... 16
Connecting the Emulator Port Pins ....................................................................................... 18
Crystal Oscillator................................................................................................................... 19
Flash Programming .............................................................................................................. 19
Absolute Maximum Ratings .................................................................................................. 20
Recommended External Components ................................................................................... 21
Recommended Operating Conditions .................................................................................... 21
Performance Specifications .................................................................................................. 21
1.2.1 Input Multiplexer.......................................................................................................... 6
1.2.2 A/D Converter (ADC) .................................................................................................. 6
1.2.3 FIR Filter ..................................................................................................................... 6
1.2.4 Voltage References ..................................................................................................... 6
1.2.5 Temperature Sensor ................................................................................................... 7
1.2.6 Functional Description ................................................................................................. 7
1.4.1 UART .......................................................................................................................... 8
1.4.2 Timers and Counters ................................................................................................... 9
1.5.1 Oscillator ..................................................................................................................... 9
1.5.2 PLL and Internal Clocks .............................................................................................. 9
1.5.3 Temperature Sensor ................................................................................................... 9
1.5.4 Flash Memory ............................................................................................................. 9
1.5.5 Digital I/O .................................................................................................................. 10
1.5.6 Hardware Watchdog Timer........................................................................................ 10
1.5.7 Program Security ...................................................................................................... 10
1.5.8 Test Ports.................................................................................................................. 10
4.4.1 Input Logic Levels ..................................................................................................... 21
4.4.2 Output Logic Levels .................................................................................................. 21
4.4.3 Supply Current .......................................................................................................... 22
4.4.4 Crystal Oscillator ....................................................................................................... 22
4.4.5 VREF ........................................................................................................................ 22
4.4.6 ADC Converter, V3P3 Referenced ............................................................................ 23
4.4.7 Temperature Sensor ................................................................................................. 23
Tab le of Contents
DS_6613_018
Rev 2