LPC47B272-MS SMSC, LPC47B272-MS Datasheet - Page 4

• Manufacturer Part Number: LPC47B272-MS
• Description: IC CTRLR SUPER I/O LPC 100-QFP
• Manufacturer: SMSC

Specifications of LPC47B272-MS

• Controller Type: I/O Controller
• Interface: LPC
• Voltage - Supply: 3.3V
• Current - Supply: 15mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1019

PARALLEL PORT....................................................................................................................................................74
PARALLEL PORT FLOPPY DISK CONTROLLER...........................................................................................90
FDC SWAP BIT..........................................................................................................................................................90
FLOPPY ON PARALLEL PORT PIN....................................................................................................................92
POWER MANAGEMENT .......................................................................................................................................93
SERIAL IRQ ..............................................................................................................................................................96
TIMING DIAGRAMS FOR SER_IRQ CYCLE ....................................................................................................96
8042 KEYBOARD CONTROLLER DESCRIPTION ...........................................................................................99
GENERAL PURPOSE I/O .....................................................................................................................................108
SYSTEM MANAGEMENT INTERRUPT (SMI) ................................................................................................114
PME SUPPORT.......................................................................................................................................................116
FAN SPEED CONTROL AND MONITORING ..................................................................................................119
SECURITY FEATURE ..........................................................................................................................................123
GAME PORT LOGIC ............................................................................................................................................123
ISA IRQ TO SERIAL IRQ CONVERSION CAPABILITY ...............................................................................126
RUNTIME REGISTERS ........................................................................................................................................127
CONFIGURATION ................................................................................................................................................150
OPERATIONAL DESCRIPTION.........................................................................................................................167
TIMING DIAGRAMS ..............................................................................................................................................170
SMSC LPC47B27x
IBM XT/AT COMPATIBLE, BI-DIRECTIONAL AND EPP MODES ..................................................................75
EXTENDED CAPABILITIES PARALLEL PORT.................................................................................................79
L
K
GPIO P
EITHER EDGE TRIGGERED INTERRUPTS ..................................................................................................113
LED FUNCTIONALITY .......................................................................................................................................113
WATCH DOG TIMER..........................................................................................................................................113
‘WAKE ON SPECIFIC KEY’ OPTION ...............................................................................................................117
F
F
GPIO D
D
P
VREF P
MAXIMUM GUARANTEED RATINGS*............................................................................................................167
DC ELECTRICAL CHARACTERISTICS..........................................................................................................167
ATCHES
AN
AN
OWER
EYBOARD AND
EVICE
S
T
ACHOMETER
PEED
D
C
INS
EVICE
IN
O
ISABLE
ONTROL
..............................................................................................................................................................125
N
.............................................................................................................................................................108
C
K
ONTROL
D
EYBOARD AND
M
ISABLE
R
OUSE
R
EGISTER
I
NPUTS
EGISTER
...........................................................................................................................................119
R
PME G
EGISTER
....................................................................................................................................120
..................................................................................................................................123
................................................................................................................................125
M
ENERATION
OUSE
C
ONTROL
IRQ
S
..........................................................................................................105
..........................................................................................................106
DATASHEET
.......................................................................................................123
- 4 -
Rev. 04-17-07