SI5327 Datasheet, PDF (30/60 Pages) Silicon Laboratories – ANY-FREQUENCY PRECISION CLOCK MULTIPLIER/JITTER ATTENUATOR

Si5327
Register 20.
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Name
CK2_BAD_PIN CK1_BAD_PIN LOL_PIN INT_PIN
Type
R
R
R
R
R/W
R/W
R/W
R/W
Reset value = 0011 1110
Bit
Name
Function
7:4
Reserved
3 CK2_BAD_PIN CK2_BAD_PIN.
The CK2_BAD status can be reflected on the LOS2 output pin.
0: LOS2 output pin tristated
1: CK2_BAD status reflected to output pin
2 CK1_BAD_PIN CK1_BAD_PIN.
Either LOS1 or INT (see INT_PIN) status can be reflected on the INT_LOS1 output pin.
0: INT_LOS1 output pin tristated
1: LOS1 or INT (see INT_PIN) status reflected to output pin
1
LOL_PIN LOL_PIN.
The LOL_INT status bit can be reflected on the LOL output pin.
0: LOL output pin tristated
1: LOL_INT status reflected to output pin
0
INT_PIN INT_PIN.
Reflects the interrupt status on the INT_LOS1 output pin.
0: Interrupt status not displayed on INT_LOS1 output pin. Instead, the INT_LOS1 pin
indicates when CKIN1 is bad. If CK1_BAD_PIN = 0, INT_LOS1 output pin is tristated.
1: Interrupt status reflected to output pin.
30
Rev. 1.0