參數(shù)資料
型號(hào): WLA49VVA
廠(chǎng)商: National Semiconductor Corporation
元件分類(lèi): ADC
英文描述: Audio Sub-System with Dual-Mode Stereo Headphone and Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC
中文描述: 音頻子系統(tǒng)的雙模單聲道立體聲耳機(jī)和揚(yáng)聲器放大器的高效率和多功能模數(shù)轉(zhuǎn)換器
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文件大?。?/td> 5017K
代理商: WLA49VVA
11.0 System Control (Continued)
When a READ function is to be accomplished, a WRITE function must precede the READ function, as shown in the Read
Cycle waveform.
201341Q6
Example I
2C Read Cycle
201341P9
I
2C Timing Diagram
11.5 I
2C TIMING PARAMETERS
Symbol
Parameter
Limit
Units
Min
Max
1
Hold Time (repeated) START Condition
0.6
s
2
Clock Low Time
1.3
s
3
Clock High Time
600
ns
4
Setup Time for a Repeated START Condition
600
ns
5
Data Hold Time (Output direction, delay generated by LM4935)
300
900
ns
5
Data Hold Time (Input direction, delay generated by the Master)
0
900
ns
6
Data Setup Time
100
ns
7
Rise Time of SDA and SCL
20+0.1C
b
300
ns
8
Fall Time of SDA and SCL
15+0.1C
b
300
ns
9
Set-up Time for STOP condition
600
ns
10
Bus Free Time between a STOP and a START Condition
1.3
s
C
b
Capacitive Load for Each Bus Line
10
200
pF
NOTE: Data guaranteed by design
LM4935
www.national.com
18
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