W83627UHG Nuvoton Technology Corporation of America, W83627UHG Datasheet - Page 10

• Manufacturer Part Number: W83627UHG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627UHG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V, 5V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

List of Figures -
Figure 3-1 W83627UHG Block Diagram ........................................................................................... 5
Figure 4-1 W83627UHG Pin Layout ................................................................................................. 6
Figure 6-1 Structure of the Configuration Register ......................................................................... 21
Figure 6-2 Configuration Register ................................................................................................... 23
Figure 7-1 LPC Bus’ Reads from / Writes to Internal Registers...................................................... 28
Figure 7-2 Serial Bus Write to Internal Address Register Followed by the Data Byte .................... 29
Figure 7-3 Serial Bus Read from Internal Address Register........................................................... 30
Figure 7-4 Analog Inputs and Application Circuit of the W83627UHG ........................................... 31
Figure 7-5 Monitoring Temperature from Thermistor...................................................................... 33
Figure 7-6 Monitoring Temperature from Thermal Diode (Voltage Mode)...................................... 34
Figure 7-7 Monitoring Temperature from Thermal Diode ............................................................... 35
Figure 7-8 PECI Illustration ............................................................................................................. 39
Figure 7-9 FANOUT and Corresponding Temperature Sensors in SMART FAN
Figure 7-10 Mechanism of Thermal Cruise
Figure 7-11 Mechanism of Thermal Cruise
Figure 7-12 Mechanism of Fan Speed Cruise
Figure 7-13 FANOUT and Corresponding Temperature Sensor in SMART FAN
Figure 7-14 Setting of SMART FAN
Figure 7-15 SMART FAN
Figure 7-16 SMART FAN
Figure 7-17 SMI Mode of Voltage and Fan Inputs .......................................................................... 49
Figure 7-18 SMI Mode of SYSTIN I ................................................................................................ 50
Figure 7-19 SMI Mode of SYSTIN II ............................................................................................... 51
Figure 7-20 SMI Mode of CPUTIN .................................................................................................. 52
Figure 7-21 OVT# Modes of Temperature Inputs ........................................................................... 53
Figure 7-22 Caseopen Mechanism ................................................................................................. 54
Figure 12-1 Keyboard and Mouse Interface.................................................................................. 132
Figure 13-1 Power Control Mechanism......................................................................................... 139
Figure 13-2 Power Sequence from S5 to S0, then back to S5. .................................................... 139
Figure 13-3 Mechanism of Resume Reset Logic.......................................................................... 143
Figure 14-1 Start Frame Timing with Source Sampled A Low Pulse on IRQ1 ............................. 145
Figure 14-2 Stop Frame Timing with Host Using 17 SERIRQ Sampling Period........................... 147
TM
TM
III Mechanism (Current Temp. > Target Temp. + Tol.)....................... 47
III Mechanism (Current Temp. < Target Temp. – Tol.)....................... 48
TM
III......................................................................................... 46
TM
TM
Mode (PWM Duty Cycle) ........................................ 43
Mode (DC Output Voltage) ..................................... 43
TM
-IX-
Mode................................................................... 44
Publication Release Date: May 25, 2007
W83627UHG
TM
TM
I ...................... 42
III ................... 45
Revision 1.0