x9530 Intersil Corporation, x9530 Datasheet - Page 21

• Manufacturer Part Number: x9530
• Description: Temperature Compensated Laser Diode Controller
• Manufacturer: Intersil Corporation

Figure 21. X9530 Application Example Block Diagram
Figure 20. Typical Laser Driver Circuit Topology
High Speed
Data Input
MOD_DEF
MOD_DEF
INTERSIL
I
I
High Speed
Data Input
MODSET
BIASSET
I
PINSET
XDCP
(0)
(1)
21
SDA
SCK
X9530
Generation
Modulation
Generation
I
BIASSET
Currrent
Currrent
Bias
I
I
1
2
I
I
MODSET
PINSET
GBIC / SFP / XFP Module
I
BIASMAX
Laser Diode Driver Circuit
X9530
+
Automatic
Control
Power
(APC)
Σ
Circuit
Diode
Driver
Laser
I
–
APC
I
BIAS
(Error Signal)
+
Σ
I
+
MOD
I
LD
LD
V
CC
I
LD
LD
V
CC
MPD
I
MON
November 11, 2005
MPD
I
MON
FN8211.1