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78M6618-IMR View Datasheet(PDF) - Teridian Semiconductor Corporation

Part NameDescriptionManufacturer
78M6618-IMR Octal Power and Energy Measurement IC TERIDIAN
Teridian Semiconductor Corporation TERIDIAN
78M6618-IMR Datasheet PDF : 32 Pages
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78M6618 Data Sheet
DS_6618_005
Table of Contents
1 Hardware Functional Description...................................................................................................... 5
1.1 Hardware Overview ..................................................................................................................... 5
1.2 Device Reset................................................................................................................................ 7
1.3 Power Management..................................................................................................................... 7
1.3.1 Voltage Regulator ............................................................................................................ 7
1.3.2 Power Fault Management................................................................................................ 7
1.3.3 BROWNOUT.................................................................................................................... 7
1.3.4 SLEEP mode ................................................................................................................... 7
1.4 Analog Front End (AFE)............................................................................................................... 7
1.4.1 Analog Current and Voltage Inputs ................................................................................. 8
1.5 Digital Computation Engine (CE) ................................................................................................. 8
1.6 80515 MPU Core ......................................................................................................................... 8
1.6.1 SFR .................................................................................................................................. 9
1.7 XRAM........................................................................................................................................... 9
1.8 IORAM ......................................................................................................................................... 9
1.9 FLASH.......................................................................................................................................... 9
1.9.1 Program Security ............................................................................................................. 9
1.10 Oscillator ...................................................................................................................................... 9
1.11 PLL and Internal Clock Generation.............................................................................................. 9
1.12 Real-Time Clock (RTC).............................................................................................................. 10
1.13 Hardware Watchdog Timer ........................................................................................................ 10
1.14 Temperature Sensor .................................................................................................................. 10
1.15 General Purpose Digital I/O ....................................................................................................... 10
1.16 LCD Drivers ............................................................................................................................... 11
1.17 EEPROM Interface .................................................................................................................... 11
1.18 SPI Slave Port............................................................................................................................ 11
1.19 Test Port..................................................................................................................................... 12
1.20 UARTs........................................................................................................................................ 13
1.20.1 UART1 (OPT_TX/OPT_RX) .......................................................................................... 13
1.21 In Circuit Emulator (ICE) Port .................................................................................................... 13
2 Electrical Specifications................................................................................................................... 14
2.1 Absolute Maximum Ratings ....................................................................................................... 14
2.2 Recommended External Components....................................................................................... 15
2.3 Recommended Operating Conditions........................................................................................ 15
2.4 Performance Specifications ....................................................................................................... 16
2.4.1 Input Logic Levels .......................................................................................................... 16
2.4.2 Output Logic Levels ....................................................................................................... 16
2.4.3 Power-Fault Comparator ............................................................................................... 16
2.4.4 Battery Monitor............................................................................................................... 17
2.4.5 Supply Current ............................................................................................................... 17
2.4.6 V3P3D Switch ................................................................................................................ 17
2.4.7 2.5 V Voltage Regulator................................................................................................. 18
2.4.8 Low-Power Voltage Regulator ....................................................................................... 18
2.4.9 Crystal Oscillator............................................................................................................ 18
2.4.10 LCD DAC ....................................................................................................................... 18
2.4.11 LCD Drivers ................................................................................................................... 19
2.4.12 Optical Interface............................................................................................................. 19
2.4.13 Temperature Sensor ...................................................................................................... 19
2.4.14 VREF ............................................................................................................................. 20
2.4.15 ADC Converter, V3P3A Referenced ............................................................................. 21
2.5 Timing Specifications ................................................................................................................. 22
2.5.1 Flash Memory ................................................................................................................ 22
2.5.2 EEPROM Interface ........................................................................................................ 22
2.5.3 RESET ........................................................................................................................... 22
2.5.4 RTC................................................................................................................................ 22
2.5.5 SPI Slave Port (MISSION Mode)................................................................................... 23
2
Rev. 1.4
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