參數(shù)資料
型號(hào): ADUC841
廠商: Analog Devices, Inc.
英文描述: MicroConverter 12-Bit ADCs and DACs with Embedded High Speed 62-kB Flash MCU
中文描述: MicroConverter的12位ADC和嵌入式高速DAC的62 - kB的閃存微控制器
文件頁(yè)數(shù): 81/88頁(yè)
文件大小: 903K
代理商: ADUC841
ADuC841/ADuC842/ADuC843
Rev. 0 | Page 81 of 88
Parameter
I
2
C COMPATIBLE INTERFACE TIMING
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 Conditionand 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
1
Input filtering on both the SCLOCK and SDATA inputs suppresses noise spikes less than 50 ns.
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
MSB
t
BUF
SDATA (I/O)
SCLK (I)
COSTOP
CSTART
RSTART
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 90. I
2
C Compatible Interface Timing
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