參數(shù)資料
型號(hào): LP5527TLX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類(lèi): 顯示驅(qū)動(dòng)器
英文描述: Tiny LED Driver for Camera Flash and 4 LEDs with I2C Programmability, Connectivity Test and Audio Synchronization
中文描述: LED DISPLAY DRIVER, PBGA30
封裝: 2.5 X 3 MM, 0.60 MM HEIGHT, BGA-30
文件頁(yè)數(shù): 16/21頁(yè)
文件大小: 829K
代理商: LP5527TLX
I
2
C Compatible Interface
(Continued)
20184017
w = write (SDA = “0”)
r = read (SDA = “1”)
ack = acknowledge (SDA pulled down by either master or slave)
rs = repeated start
id = chip address, 4C hex for LP5527.
I
2
C Write Cycle
20184018
I
2
C Read Cycle
20184054
I
2
C Timing Diagram
I
2
C TIMING PARAMETERS (V
DD1,2
= 3.0 to 4.5V, V
DDIO
= 1.65V to V
DD1,2
)
Symbol
Parameter
Limit
Units
Min
0.6
1.3
600
600
300
0
100
Max
1
2
3
4
5
5
6
7
8
9
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 LP5527)
Data Hold Time (Input direction)
Data Setup Time
Rise Time of SDA and SCL
Fall Time of SDA and SCL
Set-up Time for STOP condition
μs
μs
ns
ns
ns
ns
ns
ns
ns
ns
900
900
20+0.1C
b
15+0.1C
b
600
300
300
L
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