W83627DHG Nuvoton Technology Corporation of America, W83627DHG Datasheet - Page 14

• Manufacturer Part Number: W83627DHG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627DHG

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

2.
General
FDC
UART
FEATURES
Meet LPC Spec. 1.01
Support LDRQ# (LPC DMA), SERIRQ (Serialized IRQ)
Integrated hardware monitor functions
Compliant with Microsoft PC98/PC99/PC2001 System Design Guide
Support DPM (Device Power Management), ACPI (Advanced Configuration and Power Interface)
Programmable configuration settings
Single 24- or 48-MHz clock input
Support selective pins of 5 V tolerance
Variable write pre-compensation with track-selection capability
Support vertical recording format
DMA-enable logic
16-byte data FIFOs
Support floppy disk drives and tape drives
Detect all overrun and underrun conditions
Built-in address mark detection circuit to simplify the read electronics
FDD anti-virus functions with software write protect and FDD-write enable signal (write data signal
Support 3.5-inch or 5.25-inch floppy disk drives
Compatible with industry standard 82077
360K / 720K / 1.2M / 1.44M / 2.88M formats
250K, 300K, 500K, 1M, 2M bps data transfer rate
Support 3-mode FDD and its Windows driver
Two high-speed, 16550-compatible UARTs with 16-byte send / receive FIFOs
Fully programmable serial-interface characteristics:
Internal diagnostic capabilities:
Programmable baud rate generator allows division of clock source by any value from 1 to (2
Maximum baud rate for clock source 14.769 MHz is up to 921K bps. The baud rate at 24 MHz is
--- 5, 6, 7 or 8-bit characters
--- Even, odd or no parity bit generation/detection
--- 1, 1.5 or 2 stop-bit generation
--- Loop-back controls for communications link fault isolation
--- Break, parity, overrun, framing error simulation
forced to be inactive)
1.5 M bps.
-2-
Publication Release Date: Aug, 22, 2007
W83627DHG
Version 1.4
16
-1)