Rainbow Electronics MAX5559 - Manual (Page 15)

MAX5556–MAX5559
Low-Cost Stereo Audio DACs
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NO POWER APPLIED
OUTPUTS HELD
AT GROUND
OUTPUTS LINEARLY
RAMPED TO DC
QUIESCENT LEVELS (< 1 SECOND)
INTERNAL REGISTERS
INITIALIZED (MUTE)
SOFT-START
VOLUME RAMPING
OUTPUTS IMMEDIATELY
RETURNED TO DC
QUIESCENT LEVELS
INVALID RATIO DETECTED
MCLK TIME OUT
SCLK INT/EXT MODE CHANGED
LRCLK LOSS
OUTPUTS HELD
AT CURRENT LEVELS
VALID CLOCK
RATIO RE-ESTABLISHED
VALID CLOCK
RATIO RE-ESTABLISHED
VALID CLOCK
RATIO ESTABLISHED
POWER-UP
LOSS-
OF-
POWER
EVENT
NORMAL OPERATION
(FULL VOLUME)
LofC
LofC
LofC
LofC = LOSS OF CLOCK EVENT
LofC
OUTPUTS IMMEDIATELY
RETURNED TO GROUND
Figure 13. Internal State Diagram