參數(shù)資料
型號(hào): ADUC845
廠商: Analog Devices, Inc.
元件分類: ADC
英文描述: MicroConverter Multichannel 24-/16-Bit ADCs with Embedded 62 kB Flash and Single-Cycle MCU
中文描述: MicroConverter的多通道ADC的24-/16-Bit與嵌入式62 kB閃存以及單周期控制器
文件頁數(shù): 98/108頁
文件大?。?/td> 1109K
代理商: ADUC845
ADuC845/ADuC847/ADuC848
Table 67. I
2
C COMPATIBLE INTERFACE TIMING Parameter
Parameter
t
L
SCLOCK Low Pulse Width
t
H
SCLOCK High Pulse Width
t
SHD
Start Condition Hold Time
t
DSU
Data Setup Time
t
DHD
Data Hold Time
t
RSU
Setup Time for Repeated Start
t
PSU
Stop Condition Setup Time
t
BUF
Bus Free Time between a Stop Condition and a Start Condition
t
R
Rise Time of Both SCLOCK and SDATA
t
F
Fall Time of Both SCLOCK and SDATA
t
SUP1
Pulse Width of Spike Suppressed
____________________________________________
Rev. A | Page 98 of 108
Min
1.3
0.6
0.6
100
0.6
0.6
1.3
Max
0.9
300
300
50
Unit
μs
μs
μs
μs
μs
μs
μs
μs
ns
ns
ns
1
Input filtering on both the SCLOCK and SDATA inputs suppresses noise spikes less than 50 ns.
MSB
t
BUF
SDATA (I/O)
SCLK (I)
STOP
CONDITION
START
CONDITION
REPEATED
START
LSB
ACK
MSB
1
2-7
8
9
1
S(R)
PS
t
PSU
t
DSU
t
SHD
t
DHD
t
SUP
t
DSU
t
DHD
t
H
t
SUP
t
L
t
RSU
t
R
t
R
t
F
t
F
0
Figure 74. I
2
C Compatible Interface Timing
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