Data Sheet

NUC123
May 3, 2017 Page 4 of 99 Rev.2.04
NUC123 SERIES DATASHEET
I
2
S Controller (I
2
S) .................................................................................... 63 6.15
6.15.1 Overview ....................................................................................................... 63
6.15.2 Features ........................................................................................................ 63
USB Device Controller (USB) ....................................................................... 64 6.16
6.16.1 Overview ....................................................................................................... 64
6.16.2 Features ........................................................................................................ 64
Analog-to-Digital Converter (ADC) ................................................................. 65 6.17
6.17.1 Overview ....................................................................................................... 65
6.17.2 Features ........................................................................................................ 65
7 ELECTRICAL CHARACTERISTICS (NUC123xxxANx) ................................... 66
Absolute Maximum Ratings ......................................................................... 66 7.1
DC Electrical Characteristics ........................................................................ 67 7.2
AC Electrical Characteristics ........................................................................ 71 7.3
7.3.1 External 4~24 MHz High Speed Oscillator ............................................................... 71
7.3.2 External 4~24 MHz High Speed Crystal .................................................................. 71
7.3.3 Internal 22.1184 MHz High Speed Oscillator ............................................................. 72
7.3.4 Internal 10 kHz Low Speed Oscillator ..................................................................... 72
Analog Characteristics ............................................................................... 73 7.4
7.4.1 10-bit SARADC Specifications .............................................................................. 73
7.4.2 LDO and Power Management Specifications ............................................................ 74
7.4.3 Low Voltage Reset Specifications .......................................................................... 74
7.4.4 Brown-out Detector Specifications ......................................................................... 75
7.4.5 Power-On Reset (5V) Specifications ...................................................................... 75
7.4.6 USB PHY Specifications ..................................................................................... 76
Flash DC Electrical Characteristics ................................................................ 77 7.5
SPI Dynamic Characteristics ........................................................................ 78
7.6
8 ELECTRICAL CHARACTERISTICS (NUC123xxxAEx).................................... 80
Absolute Maximum Ratings ......................................................................... 80 8.1
DC Electrical Characteristics ........................................................................ 81 8.2
AC Electrical Characteristics ........................................................................ 85 8.3
8.3.1 External 4~24 MHz High Speed Oscillator ............................................................... 85
8.3.2 External 4~24 MHz High Speed Crystal .................................................................. 85
8.3.3 Internal 22.1184 MHz High Speed Oscillator ............................................................. 86
8.3.4 Internal 10 kHz Low Speed Oscillator ..................................................................... 86
Analog Characteristics ............................................................................... 87 8.4