EM78P341 datasheet(5/102 Pages) EMC

5 / 102 page

Contents

Product Specification (V1.0) 12.01.2006

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6.10 Comparator..................................................................................................... 68

6.10.1 External Reference Signal................................................................................ 69

6.10.2 Comparator Outputs ......................................................................................... 69

6.10.3 Using a Comparator as an Operation Amplifier................................................ 70

6.10.4 Comparator Interrupt ........................................................................................ 70

6.10.5 Wake-up from Sleep Mode ............................................................................... 70

6.11 Oscillator ........................................................................................................ 71

6.11.1 Oscillator Modes ............................................................................................... 71

6.11.2 Crystal Oscillator/Ceramic Resonators (Crystal) .............................................. 71

6.11.3 External RC Oscillator Mode ............................................................................ 73

6.11.4 Internal RC Oscillator Mode ............................................................................. 74

6.12 Power-on Considerations................................................................................ 75

6.12.1 Programmable WDT Time-out Period .............................................................. 75

6.12.2 External Power-on Reset Circuit ...................................................................... 75

6.12.3 Residual Voltage Protection ............................................................................. 76

6.13 Code Option ................................................................................................... 77

6.13.1 Code Option Register (Word 0) ........................................................................ 77

6.13.2 Code Option Register (Word 1) ........................................................................ 78

6.13.3 Customer ID Register (Word 2) ........................................................................ 79

6.14 Low Voltage Detector...................................................................................... 80

6.14.1 Low Voltage Reset............................................................................................ 80

6.14.2 Low Voltage Detector........................................................................................ 80

6.14.2.1 IOCD1 (LVD Control Register) .......................................................... 80

6.14.2.2 RE (Interrupt Status 2 & Wake-up Control Register) ......................... 81

6.14.3 Programming Process ...................................................................................... 82

6.15 Instruction Set................................................................................................. 83

Absolute Maximum Ratings.................................................................................. 85

DC Electrical Characteristics................................................................................ 85

8.1 AD Converter Characteristics ......................................................................... 86

8.2 Comparator (OP) Characteristics.................................................................... 87

8.3 Device Characteristics .................................................................................... 88

AC Electrical Characteristic.................................................................................. 89

10 Timing Diagrams ................................................................................................... 90

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