SI5375 Datasheet, PDF (39/54 Pages) Silicon Laboratories – 4-PLL ANY-FREQUENCY PRECISION CLOCK MULTIPLIER/JITTER ATTENUATOR

Si5375
Register 130.
Bit
D7
D6
D5
D4
D3
D2
D1
Name CLATPROGRESS
Type
R
R
R
R
R
R
R
Reset value = 0000 0001
Bit
Name
Function
7 CLATPROGRESS CLAT Progress.
Indicates if the last change in the CLAT register has been processed.
0: Coarse skew adjustment not in progress.
1: Coarse skew adjustment in progress.
6:1
Reserved
0
LOL_INT
PLL Loss of Lock Status.
0: PLL locked.
1: PLL unlocked.
D0
LOL_INT
R
Register 131.
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
LOS_FLG LOSX_FLG
Type
R
R
R
R
R
R
R/W
R/W
Reset value = 0001 1111
Bit
Name
Function
7:2 Reserved
1
LOS_FLG CKINn_q Loss-of-Signal Flag.
0: Normal operation
1: Held version of LOS_INT. Generates active output interrupt if output interrupt pin is
enabled (INT_PIN = 1) and if not masked by LOS_MSK bit. Flag cleared by writing 0 to
this bit.
0 LOSX_FLG External Reference (Signal on Pins OSC_P/N) Loss-of-Signal Flag.
0: Normal operation
1: Held version of LOSX_INT. Generates active output interrupt if output interrupt pin is
enabled (INT_PIN = 1) and if not masked by LOSX_MSK bit. Flag cleared by writing 0 to
this bit.
Rev. 1.0
39