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SC1100 Datasheet(PDF) 3 Page - National Semiconductor (TI) |
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SC1100 Datasheet(HTML) 3 Page - National Semiconductor (TI) |
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3 / 348 page  Revision 1.1 3 www.national.com SuperI/O Module ■ Real-Time Clock (RTC): — DS1287, MC146818 and PC87911 compatible — Multi-century calendar ■ ACCESS.bus (ACB) Interface: — Two ACB interface ports ■ Serial Port (UART): — Enhanced UART ■ Infrared (IR) Port — IrDA1.1 and 1.0 compatible — Sharp-IR options ASK-IR and DASK-IR — Consumer Remote Control supports RC-5, RC-6, NEC, RCA and RECS80 — DMA support Other Features ■ High Resolution Timer: — 32-bit counter with 1 µs count interval ■ Watchdog: — 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 (78 to 100 MHz) – PCI clock (33 MHz) ■ JTAG Testability: — Bypass, Extest, Sample/Preload, IDcode, Clamp, HiZ ■ Voltages — Internal logic: 1.8V (233 MHz); 2.0V (266 MHz) or TBD (300 MHz) ± 5% — Battery: 3V ± 20% — I/O: 3.3V ± 5% — Standby: 3.3V ± 5% and 1.8V (233 MHz); 2.0V (266 MHz) or 2.0V (300 MHz) ± 5% |
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