pc87591l-n05 National Semiconductor Corporation, pc87591l-n05 Datasheet - Page 19

• Manufacturer Part Number: pc87591l-n05
• Description: Lpc Mobile Embedded Controller
• Manufacturer: National Semiconductor Corporation

Revision 1.2
Table of Contents
7.0
Device Specifications
7.1
7.2
7.3
7.4
7.5
6.2.16
6.2.17
6.2.18
GENERAL DC ELECTRICAL CHARACTERISTICS ............................................................... 334
7.1.1
7.1.2
7.1.3
7.1.4
7.1.5
DC CHARACTERISTICS OF PINS BY I/O BUFFER TYPES ................................................. 336
7.2.1
7.2.2
7.2.3
7.2.4
7.2.5
7.2.6
7.2.7
7.2.8
7.2.9
7.2.10
INTERNAL RESISTORS ......................................................................................................... 339
7.3.1
7.3.2
ANALOG CHARACTERISTICS ............................................................................................... 340
7.4.1
7.4.2
7.4.3
PACKAGE THERMAL INFORMATION ................................................................................... 342
BCD and Binary Formats ........................................................................................... 333
Usage Hints ............................................................................................................... 333
RTC General-Purpose RAM Map .............................................................................. 333
Recommended Operating Conditions ....................................................................... 334
Absolute Maximum Ratings ....................................................................................... 334
Capacitance .............................................................................................................. 335
Power Supply Current Consumption under Recommended Operating Conditions ... 335
Voltage Thresholds .................................................................................................... 335
Input, CMOS Compatible with Schmitt Trigger .......................................................... 336
Input, PCI 3.3V .......................................................................................................... 336
Input, SMBus Compatible .......................................................................................... 336
Input, TTL Compatible ............................................................................................... 337
Input, TTL Compatible with Schmitt Trigger .............................................................. 337
Output, TTL Compatible Push-Pull Buffer ................................................................. 337
Output, Open-Drain Buffer ......................................................................................... 338
Output, PCI 3.3V ....................................................................................................... 338
Exceptions ................................................................................................................. 338
Terminology ............................................................................................................... 338
Pull-Up Resistor ......................................................................................................... 339
Pull-Down Resistor .................................................................................................... 339
ADC Characteristics .................................................................................................. 340
ACM Characteristics
DAC Characteristics .................................................................................................. 341
(Continued)
Minutes Register (MIN) ........................................................................................ 327
Minutes Alarm Register (MINA) ............................................................................ 327
Hours Register (HOR) .......................................................................................... 327
Hours Alarm Register (HORA) ............................................................................. 328
Day Of Week Register (DOW) ............................................................................. 328
Date Of Month Register (DOM) ............................................................................ 328
Month Register (MON) ......................................................................................... 328
Year Register (YER) ............................................................................................. 329
RTC Control Register A (CRA) ............................................................................. 329
RTC Control Register B (CRB) ............................................................................. 330
RTC Control Register C (CRC) ............................................................................ 331
RTC Control Register D (CRD) ............................................................................ 332
Date of Month Alarm Register (DOMA) ................................................................ 332
Month Alarm Register (MONA) ............................................................................ 332
Century Register (CEN) ....................................................................................... 333
DC Test Conditions .............................................................................................. 339
Voltage Measurement
............................................................................................... 341
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