AK2572 Datasheet, PDF (48/50 Pages) Asahi Kasei Microsystems – APC for Burst Mode Applicable Direct Modulation Laser Diode

ASAHI KASEI
[AK2572]
[A] Example of the connection to the LDD controlled by AK2572 voltage output for CW LD
DATA
FF
CLK
LDD (CW)
LD
Current
Control
IMODN
IMOD
DUTY
_ADJ
DATAALM
AK2572
Vdac3
(E_MOD_TC) V-DAC3
EXTALMx
Idac1
(E_EXTRA_TC) I-DAC1
Monitor
PD
PDIN
BIASMON
Ri
(x0.012)
Cpd
Rpd _{(E_BIAS_TC) I-DAC2}
Idac2
Voltage
Control
Rv
Vextra
Ci
Voltage
Control
Vmod
Cv
Ibias
[B] Example of the connection to the LDD controlled by AK2572 current output for CW LD
DATA
FF
CLK
LDD (CW)
LD
Current
Control
IMODN
IMOD
DUTY_
ADJ
DATAALM
Monitor
PD
AK2572
(E_EXTRA_TC)
EXTALMx
(E_MOD_TC)
PDIN
Cpd
Rpd _{(E_BIAS_TC) I-DAC2}
Vdac3
V-DAC3
Idac1
I-DAC1
BIASMON
(x0.012)
Idac2
Voltage
Control
Vextra
Rv
Cv
Ibias
Current
Control
Imod
-48-
< MS0290-E-01>
2004/8