W83627 データシートの表示（PDF） - Winbond
部品番号
コンポーネント説明
メーカー
W83627 Datasheet PDF : 144 Pages
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W83627EHF/EF, W83627EHG/EG
2. FEATURES
General
• Meet LPC Spec. 1.01
• Support LDRQ#(LPC DMA), SERIRQ (Serial IRQ)
• Integrated Hardware Monitor functions
• Compliant with Microsoft PC2000/PC2001 Hardware Design Guide
• Support DPM (Device Power Management), ACPI
• Programmable configuration settings
• Single 24 or 48 MHz clock input
• It is 3.3V level but 5V tolerance support
--- Besides LPC function pins(Pin21 ~ Pin30) and H/W monitor analog pins(Pin95 ~ Pin110)
--- Input level can up to 5V and maximum input level can be up to 5V+10%
FDC
• Compatible with IBM PC AT disk drive systems
• Variable write pre-compensation with track selectable capability
• Support vertical recording format
• DMA enable logic
• 16-byte data FIFOs
• Support floppy disk drives and tape drives
• Detects 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
was forced to be inactive)
• Support up to four 3.5-inch or 5.25-inch floppy disk drives
• Completely compatible with industry standard 82077
• 360K/720K/1.2M/1.44M/2.88M format; 250K, 300K, 500K, 1M, 2M bps data transfer rate
• Support 3-mode FDD, and its Win95/98 driver
UART
• Two high-speed 16550 compatible UARTs with 16-byte send/receive FIFOs
• MIDI compatible
• Fully programmable serial-interface characteristics:
--- 5, 6, 7 or 8-bit characters
--- Even, odd or no parity bit generation/detection
--- 1, 1.5 or 2 stop bits generation
• Internal diagnostic capabilities:
--- Loop-back controls for communications link fault isolation
--- Break, parity, overrun, framing error simulation
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