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78M6618-IM Datasheet(PDF) 2 Page - Teridian Semiconductor Corporation |
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78M6618-IM Datasheet(HTML) 2 Page - Teridian Semiconductor Corporation |
2 / 32 page 78M6618 Data Sheet DS_6618_005 2 Rev. 1.4 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 |
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