LPC47M182-NR SMSC [SMSC Corporation], LPC47M182-NR Datasheet - Page 214

• Manufacturer Part Number: LPC47M182-NR
• Description: ADVANCED I/O CONTROLLER WITH MOTHERBOARD GLUE LOGIC
• Manufacturer: SMSC [SMSC Corporation]

Revision 1.8 SMSC/Non-SMSC Register Sets (02-24-05)
NAME
t1
t2
NAME
t1
t2
t3
FAN_TACHx
Period
Blink ON Time
Pulse Time (1/2 Revolution Time=30/RPM)
Pulse High Time
Pulse Low Time
LED
Figure 13.23 – Fan Tachometer Input Timing
Figure 13.24 – Power LED Output Timing
DESCRIPTION
DESCRIPTION
DATASHEET
t2
t2
t1
t1
214
t3
MIN
Advanced I/O Controller with Motherboard GLUE Logic
MIN
11.11
TYP
5.55
5.55
TYP
1.49
0.59
MAX
MAX
UNITS
µsec
µsec
µsec
SMSC LPC47M182
UNITS
sec
sec
Datasheet