X9523 INTERSIL [Intersil Corporation], X9523 Datasheet - Page 16

• Manufacturer Part Number: X9523
• Description: Laser Diode Control for Fiber Optic Modules
• Manufacturer: INTERSIL [Intersil Corporation]

Old Vx applied
New Vx applied =
16
Figure 19. V
+
| Error |
Error < MDE
TRIPx
NO
NO
–
Setting / Reset Sequence (x = 1,2,3)
Set Vx = desired V
> Desired V
V
Apply Vcc & Voltage
TRIPx
Set Higher V
-
Desired V
Desired V
V
Decrease Vx
Actual V
present value?
TRIPx
Sequence
switches?
Sequence
Execute
Execute
Programming
Output
= Error
DONE
X9523
Reset
TRIPx
TRIPx
YES
| Error | < | MDE |
TRIPx
YES
TRIPx
TRIPx
<
to Vx
TRIPx
Error >MDE
Old Vx applied
New Vx applied =
+
Reset V
Sequence
Execute
Desired Value
Note: X = 1,2,3.
Let: MDE = Maximum Desired Error
TRIPx
-
| Error |
MDE
MDE
Error = Actual – Desired
+
–
Error Range
Acceptable
March 10, 2005
FN8209.0