PC87393VJG National Semiconductor, PC87393VJG Datasheet - Page 2

• Manufacturer Part Number: PC87393VJG
• Description: IC, SUPER I/O DEVICE, TQFP-100
• Manufacturer: National Semiconductor

Specifications of PC87393VJG

• Data Rate: 2Mbps
• Supply Voltage Range: 3V to 3.6V
• Logic Case Style: TQFP
• No. Of Pins: 100
• Operating Temperature Range: 0°C to +70°C
• Termination Type: SMD
• Transceiver Type: Interface
• Rohs Compliant: No

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Features
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LPC System Interface
— Synchronous cycles, up to 33 MHz bus clock
— 8-bit I/O cycles
— Up to four 8-bit DMA channels
— LPCPD and CLKRUN support
— Implements PCI mobile design guide recommenda-
— Memory and FWH transaction support
Interrupt Serializer
— Four Parallel IRQs to Serial IRQ
Musical Instrument Digital Interface (MIDI) Port
— Compatible with MPU-401 UART mode
— 16-byte Receive and Transmit FIFOs
— Loopback mode support
Game Port
— Compatible with the Legacy Game Port definition
— Full digital implementation
— Supports up to two analog joysticks
X-Bus Extension
— Supports read and write operations
— 8-bit data bus
— Up to 28-bit address bus supports up to 256MB data
— Two chip select pins
— Interrupt routing via PIRQ pins
— Supports BIOS flash devices
PC99 and ACPI Compliant
— PnP Configuration Register structure
— Flexible resource allocation for all logical devices
Clock Sources
— 32.768 KHz, 14.318 MHz or 48 MHz clock input
— LPC clock, up to 33 MHz
Power Supply
— 3.3V supply operation
— All pins are 5V tolerant
— All pins are back-drive protected, except LPC bus
Wake-Up Control
— Optional routing of IRQ to power-up event
32 General-Purpose I/O (GPIO) Ports
— Sixteen standard, with Assert IRQ/SMI for 16 ports
— Programmable drive type for each output pin (open-
— Programmable option for internal pull-up resistor on
— Output lock option
tion ( PCI Mobile Design Guide 1.1, Dec. 18, 1998)
pins
drain, push-pull or output disable)
each input pin
Relocatable base address
Fifteen IRQ routing options
Four optional 8-bit DMA channels (where applica-
ble)
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— Input debounce mechanism
Floppy Disk Controller (FDC)
— Programmable write protect
— FM and MFM mode support
— Enhanced mode command for three-mode Floppy
— Perpendicular recording drive support for 2.88 MB
— Burst and non-burst modes
— Full support for IBM Tape Drive register (TDR) im-
— 16-byte data FIFO
— Error-free handling of data overrun and underrun
— Software compatible with the PC8477, which con-
— High-performance, digital separator
— Standard 5.25” and 3.5” FDD support
— Supports up to four floppy disk drives
— Supports fast tape drives (2 Mbps) and standard
— Supports external drive via parallel port pins
IEEE 1284 compliant Parallel Port
— ECP, including Level 2 (14 mA sink and source out-
— Software or hardware control
— Enhanced Parallel Port (EPP) compatible with EPP
— EPP support as mode 4 of the Extended Control
— Selection of internal pull-up or pull-down resistor for
— Supports a demand DMA mode mechanism and a
— Protection circuit that prevents damage to the paral-
— Parallel Port Multiplexer (PPM) to support additional
Serial Port 1 (SP1)
— Software compatible with the 16550A and the 16450
— Shadow register support for write-only bit monitoring
— UART data rates up to 1.5 Mbaud
Serial Port 2 with Fast Infrared (SP2 with FIR)
— Software compatible with the 16550A and the 16450
— Shadow register support for write-only bit monitoring
— UART data rates up to 1.5 Mbaud
— FIR IrDA 1.1 compliant
— HP-SIR
— ASK-IR option of SHARP-IR
— DASK-IR option of SHARP-IR
— Consumer Remote Control supports RC-5, RC-6,
— DMA support
— PnP dongle support
Disk Drive (FDD) support
plementation of AT and PS/2 drive types
tains a superset of the FDC functions in the
tape drives (1 Mbps, 500 Kbps and 250 Kbps)
put buffers)
1.7 and EPP 1.9
Register (ECR)
Paper End (PE) pin
DMA fairness mechanism for improved bus utilization
lel port when a printer connected to it powers up or
is operated at high voltages, even if the device is in
power-down
external FDC signals on parallel port pins for FDD use
NEC, RCA and RECS 80
DP8473, the NEC PD765A and the N82077
one or two channels