參數(shù)資料
型號: LP3950SL
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 顯示驅(qū)動器
英文描述: Color LED Driver with Audio Synchronizer
中文描述: LED DISPLAY DRIVER, QCC32
封裝: 4.50 X 5.50 MM, 0.80 MM HEIGHT, 0.50 MM PITCH, CSP-32
文件頁數(shù): 12/31頁
文件大?。?/td> 1085K
代理商: LP3950SL
I
2
C Compatible Interface
(Continued)
I
2
C Timing Parameters
(V
DD1
= V
DD2
= V
DDA
= 2.70V to 2.90V, V
DDIO
= 1.65V to V
DD1,2
V)
Symbol
Parameter
Limit
Units
Min
0.6
3.2
1.3
1200
600
600
300
0
100
20+0.1C
b
15+0.1C
b
600
1.3
10
Max
1
2
2
3
3
4
5
5
6
7
8
9
10
C
b
Hold Time (repeated) START Condition
Clock Low Time (1.65V
V
DDIO
<
1.80V)
Clock Low Time (1.80V
V
DDIO
V
DD1,2
V)
Clock High Time (1.65V
V
DDIO
<
1.80V)
Clock High Time (1.80V
V
DDIO
V
DD1,2
V)
Setup Time for a Repeated START Condition
Data Hold Time (data output, delay generated by LP3950)
Data Hold Time (data input)
Data Setup Time
Rise Time of SDA and SCL
Fall Time of SDA and SCL
Set-up Time for STOP condition
Bus Free Time between a STOP and a START Condition
Capacitive Load Parameter for Each Bus Line.
Load of One Picofarad Corresponds to One Nanosecond.
NOTE:
Data guaranteed by design
μs
μs
μs
ns
ns
ns
ns
ns
ns
ns
ns
ns
μs
ns
900
900
300
300
200
20129314
FIGURE 9. I
2
C Read Cycle
20129341
FIGURE 10. I
2
C Timing Diagram
L
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