Specifications

Reference Design HFRD-25.2 (Rev.8; 01/09) Maxim Integrated Products
Page 30 of 42
Figure 4. Simplified monitor diode sample state diagram.
Monitor Diode Sample
State Diagram
Check Fo
r
Continuous
or Burst Mode
Switch A/D
Input
as Needed
Sample
BENOUT
Check On
Time
(If Enabled)
Init. Burst-Of
f
Counte
r
Finish A/D
Disable Burst-
Off Counter
Start A/D
Check if Burst-
Off Interrupt
Occurred
BENOUT = 0
BENOUT = 1
Burst Mode
Burst On
> 500ns
BENOUT = 1
Cont. Mode
Burst Off < 5uS
Exit with No APC
Loop Update
Burst On< 500ns
Exit with No APC
Loop Update
Store Result
in
Memory
Go to
APC Loop
Burst Off > 5uS