M052LDN Datasheet, PDF (3/86 Pages) List of Unclassifed Manufacturers – 32-bit Microcontroller

M051 DN/DE
6.9 Watchdog Timer (WDT) ·············································································································46
6.9.1 Overview·······································································································································46
6.9.2 Features········································································································································46
6.10 Window Watchdog Timer (WWDT) ··························································································47
6.10.1 Overview·····································································································································47
6.10.2 Features······································································································································47
6.11 UART Controller (UART) ···········································································································48
6.11.1 Overview·····································································································································48
6.11.2 Features······································································································································48
6.12 I²C Serial Interface Controller (I²C) ··························································································49
6.12.1 Overview·····································································································································49
6.12.2 Features······································································································································49
6.13 Serial Peripheral Interface (SPI) ·······························································································50
6.13.1 Overview·····································································································································50
6.13.2 Features······································································································································50
6.14 Analog-to-Digital Converter (ADC) ···························································································51
6.14.1 Overview·····································································································································51
6.14.2 Features······································································································································51
6.15 Analog Comparator (ACMP) ·····································································································52
6.15.1 Overview·····································································································································52
6.15.2 Features······································································································································52
6.16 Hardware Divider (HDIV) (M05xxDN/DE Only) ······································································53
6.16.1 Overview·····································································································································53
6.16.2 Features······································································································································53
7 APPLICATION CIRCUIT ·····················································································································54
8 M05XXDN ELECTRICAL CHARACTERISTICS ···············································································55
8.1 Absolute Maximum Ratings·······································································································55
8.2 DC Electrical Characteristics·····································································································56
8.3 AC Electrical Characteristics ·····································································································60
8.3.1 External Input Clock····················································································································60
8.3.2 External 4~24 MHz High Speed Crystal (HXT) ······································································60
8.3.3 Typical Crystal Application Circuits ··························································································61
8.3.4 22.1184 MHz Internal High Speed RC Oscillator (HIRC) ·····················································61
8.3.5 10 kHz Internal Low Speed RC Oscillator (LIRC) ··································································61
8.4 Analog Characteristics ···············································································································62
8.4.1 12-bit SAR ADC···························································································································62
8.4.2 LDO & Power Management·······································································································64
8.4.3 Low Voltage Reset ······················································································································64
8.4.4 Brown-out Detector ·····················································································································64
8.4.5 Power-on Reset···························································································································65
8.4.6 Temperature Sensor···················································································································66
8.4.7 Comparator ··································································································································66
8.5 Flash DC Electrical Characteristics ··························································································67
8.6 SPI Dynamic Characteristics·····································································································67
8.6.1 Dynamic Characteristics of Data Input and Output Pin ·························································67
Oct. 05, 2015
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