LM3S2637 Datasheet, PDF (8/678 Pages) Texas Instruments – Stellaris® LM3S2637 Microcontroller

Table of Contents
16 Analog Comparators ............................................................................................ 587
16.1 Block Diagram ............................................................................................................ 588
16.2 Signal Description ....................................................................................................... 588
16.3 Functional Description ................................................................................................. 589
16.3.1 Internal Reference Programming .................................................................................. 590
16.4 Initialization and Configuration ..................................................................................... 591
16.5 Register Map .............................................................................................................. 591
16.6 Register Descriptions .................................................................................................. 592
17 Pin Diagram .......................................................................................................... 600
18 Signal Tables ........................................................................................................ 602
18.1 100-Pin LQFP Package Pin Tables ............................................................................... 602
18.1.1 Signals by Pin Number ................................................................................................ 602
18.1.2 Signals by Signal Name ............................................................................................... 606
18.1.3 Signals by Function, Except for GPIO ........................................................................... 610
18.1.4 GPIO Pins and Alternate Functions .............................................................................. 612
18.2 108-Ball BGA Package Pin Tables ................................................................................ 613
18.2.1 Signals by Pin Number ................................................................................................ 613
18.2.2 Signals by Signal Name ............................................................................................... 618
18.2.3 Signals by Function, Except for GPIO ........................................................................... 621
18.2.4 GPIO Pins and Alternate Functions .............................................................................. 624
18.3 Connections for Unused Signals ................................................................................... 625
19 Operating Characteristics ................................................................................... 627
20 Electrical Characteristics .................................................................................... 628
20.1 DC Characteristics ...................................................................................................... 628
20.1.1 Maximum Ratings ....................................................................................................... 628
20.1.2 Recommended DC Operating Conditions ...................................................................... 628
20.1.3 On-Chip Low Drop-Out (LDO) Regulator Characteristics ................................................ 629
20.1.4 GPIO Module Characteristics ....................................................................................... 629
20.1.5 Power Specifications ................................................................................................... 629
20.1.6 Flash Memory Characteristics ...................................................................................... 631
20.1.7 Hibernation ................................................................................................................. 631
20.2 AC Characteristics ....................................................................................................... 631
20.2.1 Load Conditions .......................................................................................................... 631
20.2.2 Clocks ........................................................................................................................ 632
20.2.3 JTAG and Boundary Scan ............................................................................................ 633
20.2.4 Reset ......................................................................................................................... 635
20.2.5 Sleep Modes ............................................................................................................... 636
20.2.6 Hibernation Module ..................................................................................................... 636
20.2.7 General-Purpose I/O (GPIO) ........................................................................................ 637
20.2.8 Analog-to-Digital Converter .......................................................................................... 638
20.2.9 Synchronous Serial Interface (SSI) ............................................................................... 639
20.2.10 Inter-Integrated Circuit (I²C) Interface ........................................................................... 640
20.2.11 Analog Comparator ..................................................................................................... 641
A
A.1
A.2
A.2.1
Serial Flash Loader .............................................................................................. 642
Serial Flash Loader ..................................................................................................... 642
Interfaces ................................................................................................................... 642
UART ......................................................................................................................... 642
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June 18, 2012
Texas Instruments-Production Data