Revision 0.8 (02-06-07)

2

SMSC KBC1122

PRODUCT PREVIEW

Consumer Infrared Communications Controller

(CIRCC2.0)

— 96 Base I/O Address, 15 IRQ Options and 3 DMA

Options

— CIR supports NEC and RC5 framing

— CIR supports RC6 framing under Philips license

(p/n KBC1122P only)

— 8051 access to RC6, RC5, and NEC received

data

— 8051/Host wakeup from specific RC5 and NEC

received data

Battery Backed Resources

— 32KHz clock generator

— 1 Week Wakeup timer

Two 8584-Style SMBus Controllers

— 8051 Host Interface Logic Allows Master or Slave

Operation

— Controllers are Fully Operational on Standby

Power

— One Controller with one Port

Three independent Hardware Driven PS/2 Ports

— Fully functional on Main and/or Suspend Power

— PS/2 edge Wake Capable

— Wake on specific mouse protocol

— Wake on specific keyboard protocol

92 General Purpose I/O Pins

Four Programmable Pulse-Width Modulator Outputs

— Multiple clock Sources and Independent Clock

Rates

— 8 Bit Duty Cycle Granularity

Three Fan Tachometer Inputs

Four Programmable 16-bit Counter/Timers

Serial Port

— Host-Driven High-Speed 16C550A-Compatible

UART with 16-Byte Send/Receive FIFOs

— Programmable Baud Rate Generator

— Modem Control Circuitry

— Relocatable to 480 Different Base I/O Addresses

— 15 IRQ Options

Direct Battery Management with SMSC SentinelAlert!

— Analog to Digital Converter with

– 8 channels, 8b/10b conversion

– 20ms conversion time for 8 channels

— Digital to Analog Converter with SMSC

SentinelAlert!

– 3 channels, 8b conversion

– 1.5ms conversion time for 3 channels

— 2-GPIO’s with SMSC SentinelAlert!

— 2-Single pin SMSC BudgetBus Sensor Interface

Ports

— HW_PROTECT# output thermal event indication

MCU Serial Debug Port

Integrated Standby Power Reset Generator

156 Pin DQFN Lead-Free RoHS Compliant Package