SC3200 datasheet(15/447 Pages) AMD

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AMD Geode™ SC3200 Processor Data Book

AMD Geode™ SC3200 Processor

Revision 5.1

■ PCI Bus Interface:

— PCI v2.1 compliant with wakeup capability

— 32-Bit data path, up to 33 MHz

— Glueless interface for an external PCI device

— Fixed priority

— 3.3V signal support only

■ Sub-ISA Bus Interface:

— Up to 16 MB addressing

— Supports a chip select for ROM or Flash EPROM

boot device

— Supports either:

– M-Systems DiskOnChip DOC2000 Flash file

system

– NAND EEPROM

— Supports up to two chip selects for external I/O

devices

— 8-Bit (optional 16-bit) data bus width

— Shares balls with PCI signals

— Is not a subtractive agent

■ IDE Interface:

— Two IDE channels for up to four external IDE devices

— Supports ATA-33 synchronous DMA mode transfers,

up to 33 MB/s

■ Universal Serial Bus (USB):

— USB OpenHCI v1.0 compliant

— Three ports

SuperI/O Module

■ Real-Time Clock (RTC):

— DS1287, MC146818 and PC87911 compatible

— Multi-century calendar

■ ACCESS.bus (ACB) Interface:

— Two ACB interface ports

■ Parallel Port:

— EPP 1.9 compliant

— IEEE 1284 ECP compliant, including level 2

■ Serial Port (UART):

— UART1, 16550A compatible (SIN, SOUT, BOUT

pins), used for SmartCard interface

— UART2, 16550A compatible

— Enhanced UART with fast Infrared (IR)

Other Features

■ High-Resolution Timer:

— 32-Bit counter with 1

µs count interval

■ WATCHDOG Timer:

— Interfaces to INTR, SMI, Reset

■ Clocks:

— Input (external crystals):

– 32.768 KHz (internal clock oscillator)

– 27 MHz (internal clock oscillator)

—Output:

– AC97 clock (24.576 MHz)

– Memory controller clock (66 MHz to 100 MHz)

– PCI clock (33 MHz)

■ JTAG Testability:

— Bypass, Extest, Sample/Preload, IDcode, Clamp, HiZ

■ Voltages

— Internal logic: 266 or 233 MHz @ 1.8V

— Standby logic: 266 or 233 MHz @ 1.8V

— I/O: 3.3V

— Standby I/O: 3.3V

— Battery (if used): 3.0V

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