AK2572 Datasheet, PDF (7/50 Pages) Asahi Kasei Microsystems – APC for Burst Mode Applicable Direct Modulation Laser Diode

ASAHI KASEI
[AK2572]
(4) Digital Input / Output Pin AC Characteristics (Serial Interface)
tF
tR
SCL
SDA (IN)
tSU.STA
tHD.STA
tAA
tHD.DAT
tSU.STO
tSU.DAT
tDH
tBUF
SDA (OUT)
Symbol
Parameter
Min.
ｔSCL
Clock Frequency, SCL
ｔLOW
Clock Pulse Width Low
4.7
ｔHIGH
Clock Pulse Width High
4.0
ｔI
Noise Suppression Time
ｔAA
Clock Low to Data Out Valid
0.1
ｔBUF
Time before a New Transmission
4.7
ｔHD.STA
Start Hold Time
4.0
ｔSU.STA
Start Setup Time
4.7
ｔHD.DAT
Data Hold Time
0
ｔSU.DAT
Data Setup Time
200
ｔR
Input Rise Time
ｔF
Input Fall Time
ｔSU.STO
Stop Setup Time
4.0
ｔDH
Data Out Hold Time
100
ｔWR
Write Cycle Time
[*] This parameter is characterized and is not 100% tested.
Max.
Unit
100
kHz
μs
μs
100
ns
4.5
μs
μs
μs
μs
μs
ns
1.0
μs
0.3
μs
μs
ns
10
ms
Note
[*]
[*]
-7-
<MS0290-E-01>
2004/8