參數資料
型號： AK2572
廠商： Asahi Kasei Microsystems Co.,Ltd
英文描述： APC for Burst Mode Applicable Direct Modulation Laser Diode
中文描述： apc的突發(fā)模式適用的直接調制激光器
文件頁數： 8/50頁
文件大?。?/td> 463K
代理商： AK2572
ASAHI KASEI
[AK2572]
-8-
<MS0290-E-01>
2004/8
(5) I-DAC1 Characteristics
Item
Resolution
Maximum Output
Current 1 (Source)
Maximum Output
Current 2 (Source)
Current Supply at
Shutdown
1 LSB Current Step 1
1 LSB Current Step 2
DNL
INL
[*] At RE_SFP_SET
＝
“0“, a logical sum of TXFAULT output and TXDIS-pin input becomes a disable request.
Refer to Table 7-1.
Condition
Min.
Typ.
8
Max.
Unit
bit
Note
Straight Binary
Input Code
＝
FFh
RE_DAC1_GAIN
＝
1
Input Code
＝
FFh
RE_DAC1_GAIN
＝
0
RE_MODV_SEL
＝
0
TXDIS
＝
“H” [*]
RE_DAC1_GAIN
＝
1
RE_DAC1_GAIN
＝
0
LSB Input Code
＝
10h~FFh
LSB Input Code
＝
10h~FFh
IOUT1
＝
1.3V
9.4
10.2
11.0
mA
IOUT1
＝
1.3V
0.94
1.02
1.10
mA
IOUT1
＝
VSS
10
μ
A
IOUT1
＝
1.3V
IOUT1
＝
1.3V
IOUT1
＝
1.3V
IOUT1
＝
1.3V
40.0
4.0
μ
A
μ
A
- 1
- 2
+ 1
+ 2
(6) I-DAC2 Characteristics
Item
Resolution
Maximum Output
Current 1 (Sink)
Maximum Output
Current 2 (Sink)
Current Supply at
Shutdown
1 LSB Current Step 1 IOUT2
＝
VDD
－
1.7V
1 LSB Current Step 2 IOUT2
＝
VDD
－
1.7V
DNL
INL
[*] At RE_SFP_SET
＝
“0“, a logical sum of TXFAULT output and TXDIS-pin input becomes a disable request.
Refer to Table 7-1.
Condition
Min.
Typ.
8
Max.
Unit
bit
Note
Straight Binary
Input Code
＝
FFh
RE_DAC2_GAIN
＝
1
Input Code
＝
FFh
RE_DAC2_GAIN
＝
0
IOUT2
＝
VDD
－
1.7V
78.2
85.0
91.8
mA
IOUT2
＝
VDD
－
1.7V
39.1
42.5
45.9
mA
IOUT2
＝
VDD
100
μ
A
TXDIS
＝
“H” [*]
333
167
μ
A
μ
A
LSB Input Code
＝
10h~FFh
LSB Input Code
＝
10h~FFh
RE_DAC2_GAIN
＝
1
RE_DAC2_GAIN
＝
0
IOUT2
＝
VDD
－
1.7V
IOUT2
＝
VDD
－
1.7V
- 1
- 2
+ 1
+ 2
(7) V-DAC3 Characteristics
Item
Resolution
Maximum Output
Voltage 1
Maximum Output
Voltage 2
Minimum Output
Voltage
Voltage Supply at
Shutdown
1 LSB Voltage Step 1
1 LSB Voltage Step 2
DNL
INL
[*] At RE_SFP_SET
＝
“0“, a logical sum of TXFAULT output and TXDIS-pin input becomes a disable request.
Refer to Table 7-1.
Condition
Min.
Typ.
8
Max.
Unit
bit
Note
Straight Binary
Input Code
＝
FFh
RE_DAC3_GAIN
＝
1
Input Code
＝
FFh
RE_DAC3_GAIN
＝
0
10k
Ω
(to VSS)
1.11
1.20
1.29
V
10k
Ω
(to VSS)
2.03
2.20
2.37
V
10k
Ω
(to VDD)
0.2
V
Input Code
＝
00h
10k
Ω
(to VDD)
0.2
V
RE_MODV_SEL
＝
1
TXDIS
＝
“H” [*]
RE_DAC3_GAIN
＝
1
RE_DAC3_GAIN
＝
0
LSB Input Code
＝
20h~FFh
LSB Input Code
＝
20h~FFh
10k
Ω
(to VSS)
10k
Ω
(to VSS)
10k
Ω
(to VSS)
10k
Ω
(to VSS)
4.7
8.6
mV
mV
- 1
- 2
+ 1
+ 2
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AK2573A 125M / 156M Laser Diode Driver + APC
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