參數(shù)資料
型號: AK2573AVB
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: 125M / 156M Laser Diode Driver + APC
中文描述: 1.25億/ 1.56 apc的激光二極管驅(qū)動(dòng)器
文件頁數(shù): 37/38頁
文件大?。?/td> 286K
代理商: AK2573AVB
ASAHI KASEI [AK2573A]
<MS0189-E-01>
-37-
2004/5
. Circuit Example
Fig-A illustrates circuit example of AK2573A.
Fig-A Circuit Example
AK2573AVB
SDA
SCL
DVSS
NC
DATAALM
OPTALM
CURRALM
TEMPALM
TEMPMON
BIAS
PDMON
AVSS
TEST6
TEST5
TEST4
TEST3
TEST2
TEST1
MODMON
BIASMON
VSSDR
VDDDR
NC
VV
I
I
I
I
V
V
I
I
V
P
A
N
D
D
S
C
C
W
T
T
D
T
N
Tx_Fault
L1
Open
R2
Mod_def 1
Mod_def 2
Tx_Disable
For full access: GND
For write protection: Open or VDD
LVPECL I/F
(see below)
DATAP
DATAN
SEL
CLKP
CLKN
TD +
TD -
VDD or Open
DATAP
DATAN
SEL
CLKP
CLKN
TD +
TD -
VDD or Open
DATAP
DATAN
SEL
CLKP
CLKN
TD +
TD -
LVPECL I/F
DATA Only
AC Coupling
DATA Only
DC Coupling
DATA & CLK
DC Coupling
LD
PD
RPD
C11 C12 C13 C14
CPD
R3
R4
R5
R6
fpd = 1/ (2*
π
*RPD*CPD) = 1kHz
10kHz
C15
C16
C17
C18
C19
C20
C101
C102
R101
R111
R112
R113
R114
CLK +
CLK -
R121
R122
R123
R124
R125
R126
R127
R128
C1
R2 = 12k
Ω
+/- 1%
R3 = R4 = R5 = R6 = 4.7k
Ω~
10k
Ω
L1: Ferrite Bead (Murata BLM18BD102)
C11=C13=C15=C17=C19 = 0.1uF
C12=C14=C16=C18=C20 = 0.01uF or 0.001uF
R101 = 100
Ω
C101 = C102 >= 0.01uF
R111 = R113 = 130
Ω
R112 = R114 = 82
Ω
R121 = R123 = R125 = R127 = 130
Ω
R122 = R124 = R126 = R128 = 82
Ω
Normal Operation with Open: Pull-down
Shutdown Operation with Open: Pull-up
VCC = 3.3V +/- 0.2V
VCC or GND
R1
R1 = 10
Ω
+/- 1%
C1 = 1uF
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