SI3230 SILABS [Silicon Laboratories], SI3230 Datasheet - Page 21

• Manufacturer Part Number: SI3230
• Manufacturer: SILABS [Silicon Laboratories]

Power Alarm Threshold, Q1 & Q2
Power Alarm Threshold, Q3 & Q4
Power Alarm Threshold, Q5 & Q6
*Note: The ProSLIC uses registers that are both directly and indirectly mapped. A “direct” register is one that is mapped
Power Alarm Interrupt Pending
Power Alarm Interrupt Enable
Thermal LPF Pole, Q1 & Q2
Thermal LPF Pole, Q3 & Q4
Thermal LPF Pole, Q5 & Q6
Line Power Monitor Output
Automatic/Manual Detect
Power Monitor Pointer
directly. An “indirect” register is one that is accessed using the indirect access registers (direct registers 28 through
31).
Power Alarm
Parameter
Table 22. Associated Power Monitoring and Power Fault Registers
1 = enter open state
spond to Q1 to Q6,
spond to Q1 to Q6,
to Q6, respectively
0 to 5 points to Q1
upon power alarm
0 to 7.8 W for Q1,
0 to 0.9 W for Q3,
0 = manual mode
Bits 2 to 7 corre-
Bits 2 to 7 corre-
Description/
respectively
respectively
Q2, Q5, Q6
0 to 7.8 W
0 to 0.9 W
0 to 7.8 W
Range
see equation above
see equation above
see equation above
Q4
Preliminary Rev. 0.96
Resolution
30.4 mW
3.62 mW
30.4 mW
3.62 mW
30.4 mW
n/a
n/a
n/a
n/a
where n = 1 to 6
where n = 1 to 6
PWRMP[2:0]
PWROM[7:0]
QnAP[n+1],
QnAE[n+1],
PPT12[7:0]
PPT34[7:0]
PPT56[7:0]
NQ12[7:0]
NQ34[7:0]
NQ56[7:0]
Register
AOPN
Bits
Indirect Register 32
Indirect Register 33
Indirect Register 34
Indirect Register 37
Indirect Register 38
Indirect Register 39
Direct Register 76
Direct Register 77
Direct Register 19
Direct Register 22
Direct Register 67
Si3230
Location*
21