Analog Devices SHARC ADSP-214 Series Hardware Reference Manual page 45

POWER MANAGEMENT
Features ...................................................................................... 22-1
Register Overview ....................................................................... 22-1
Phase-Locked Loop (PLL) ........................................................... 22-2
Functional Description .......................................................... 22-2
PLL Input Clock .................................................................. 22-3
Pre-Divider Input .................................................................. 22-3
PLL Multiplier ...................................................................... 22-4
PLLM Hardware Control .................................................. 22-4
PLLM Software Control .................................................... 22-4
PLL VCO ............................................................................. 22-5
Output Clock Generator ....................................................... 22-5
Core Clock (CCLK) ......................................................... 22-6
IOP Clock (PCLK) ........................................................... 22-6
SDRAM/DDR2 Clock (SDCLKx/DDR2_CLK) ............... 22-6
Default PLL Hardware Settings .............................................. 22-6
Operating Modes ........................................................................ 22-7
Bypass Mode ......................................................................... 22-7
Normal Mode ........................................................................ 22-8
Clocking Golden Rules .......................................................... 22-8
Power-Up Sequence .................................................................... 22-8
PLL Start-Up ........................................................................ 22-9
Power Management ................................................................... 22-10
Peripherals .......................................................................... 22-10
ADSP-214xx SHARC Processor Hardware Reference
www.BDTIC.com/ADI
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