參數(shù)資料
型號: LP5520
廠商: National Semiconductor Corporation
元件分類: LED驅(qū)動器
英文描述: RGB Backlight LED Driver
中文描述: RGB背光LED驅(qū)動器
文件頁數(shù): 25/34頁
文件大小: 790K
代理商: LP5520
When a READ function is to be accomplished, a WRITE func-
tion must precede the READ function, as shown in the I
2
C
Read Cycle waveform.
20186137
I
2
C Read Cycle
20186154
I
2
C Timing Diagram
I
2
C TIMING PARAMETERS (V
DD1,2
= 3.0 to 4.5V, V
DDIO
= 1.8V to V
DD1,2
)
Symbol
Parameter
Limit
Units
Min
0.6
1.3
600
600
300
0
100
Max
900
900
300
1
2
3
4
5
5
6
7
Hold Time (repeated) START Condition
Clock Low Time
Clock High Time
Setup Time for a Repeated START Condition
Data Hold Time (Output direction, delay generated by LP5520)
Data Hold Time (Input direction, delay generated by Master)
Data Setup Time
Rise Time of SDA and SCL
μs
μs
ns
ns
ns
ns
ns
ns
20 + 0.1C
b
15 + 0.1C
b
600
1.3
10
8
Fall Time of SDA and SCL
300
ns
9
Set-up Time for STOP condition
Bus Free Time between a STOP and a START Condition
Capacitive Load for Each Bus Line
ns
μs
pF
10
C
b
200
NOTE:
Data guaranteed by design
25
www.national.com
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LP5520TL 制造商:NSC 制造商全稱:National Semiconductor 功能描述:RGB Backlight LED Driver
LP5520TL/NOPB 功能描述:LED照明驅(qū)動器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
LP5520TLX 制造商:NSC 制造商全稱:National Semiconductor 功能描述:RGB Backlight LED Driver
LP5520TLX/NOPB 功能描述:LED照明驅(qū)動器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
LP5521 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Programmable Three Channel LED Driver