參數(shù)資料
型號(hào): MP3275
廠商: Exar Corporation
英文描述: Fault Protected 16 Channel, 12-Bit Data Acquisition Subsystem
中文描述: 故障保護(hù)16頻道,12位數(shù)據(jù)采集子系統(tǒng)
文件頁數(shù): 8/16頁
文件大?。?/td> 138K
代理商: MP3275
MP3275
8
Rev. 4.00
WR
ADDRESS
Figure 1. Timing for ADC Channel Select Start Conversion
STL
ADEN
STS
SDO
RD = 0
SDO
RD = 1
HIGH Z
Previous ADC Data
New ADC Data
t
3
t
4
t
5
t
6
t
7
t
8
t
9
t
11
10
t
t
12
t
14
t
13
Table 3. ADC Read Timing
(See Figure 2.)
25
°
C
Tmin to
Tmax
Limits
Comments/Test Conditions
RD to Data Valid Delay
t
17
100
150
100
150
200
150
ns max
ns max
ns max
Load ckt of Figure 3. C
L
= 20 pF
Load ckt of Figure 3. C
L
= 100 pF
Load ckt of Figure 4.
SDO Relinquish Time after
RD High
RD Pulse Width
t
18
t
19
100
150
ns min
ADC Read Timing
Time
Interval
RD
DATA
Figure 2. Timing for ADC Read
t
18
t
Valid
17
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