参数资料
型号: WLA49VVA
厂商: National Semiconductor Corporation
元件分类: 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: 音频子系统的双模单声道立体声耳机和扬声器放大器的高效率和多功能模数转换器
文件页数: 23/112页
文件大小: 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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