W83627UHG Nuvoton Technology Corporation of America, W83627UHG Datasheet - Page 13

• 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

Keyboard Controller
Hardware Monitor Functions
Infrared
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and “Fan Speed Cruise
this temperature during Thermal Cruise
Support Extended Capabilities Port (ECP) - Compatible with IEEE 1284 specification
Enhanced printer port back-drive current protection
8042-based keyboard controller
Support Phoenix MultiKey/42
Asynchronous Access to two data registers and one status register
Software-compatible with 8042
Support PS/2 mouse
Support port 92
Support both interrupt and polling modes
Fast Gate A20 and Hardware Keyboard Reset
8-bit timer / counter
Support binary and BCD arithmetic
6, 8, 12, or 16 MHz operating frequency
Smart Fan control system, supporting the functions of S
Programmable threshold temperature to speed fan fully while current temperature exceeds
Two thermal inputs from optionally-remote thermistors or thermal diode output
Support Current Mode (dual current source) temperature sensing method
Eight voltage inputs (CPUVCORE, VIN[0..2] and 5VCC, AVCC , 5VSB, VBAT)
Two fan-speed monitoring inputs
Two fan-speed controls
Dual mode for fan control (PWM and DC)
Built-in case open detection circuit
Programmable hysteresis and setting points for all monitored items
Over-temperature indicator output
Issue SMI#, OVT# to activate system protection
Nuvoton Hardware Doctor
Provide I
Support IrDA version 1.0 SIR protocol with maximum baud rate up to 115.2K bps
Support SHARP ASK-IR protocol with maximum baud rate up to 57,600 bps
2
C interface to read / write registers
TM
” modes and S
TM
Support
TM
firmware
TM
MART
-3-
mode
F
AN
TM
III functions
Publication Release Date: March 24, 2008
MART
F
AN
TM
I - “Thermal Cruise
W83627UHG
Revision 1.44
TM
”