參數(shù)資料
型號: ADS8482IRGZT
英文描述: 18-BIT, 1-MSPS, PSEUDO-BIPOLAR, FULLY DIFFERENTIAL INPUT, MICROPOWER SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH PARALLEL INTERFACE, REFERENCE
中文描述: 18位,1 MSPS的,偽雙極,全差分輸入,微采樣模擬到數(shù)字轉(zhuǎn)換并行接口,參考
文件頁數(shù): 15/31頁
文件大?。?/td> 647K
代理商: ADS8482IRGZT
www.ti.com
DB[17:12]
MSB
D[17:12]
HiZ
HiZ
HiZ
CONVST
BUSY
CS
CONVERT
SAMPLING
(When CS Toggle)
BYTE
BUS 18/16
RD = 0
t
w1
t
pd1
t
pd2
t
w4
t
w2
t
w3
t
su1
t
(CONV)
t
(ACQ)
t
(CONV)
t
h1
t
pd4
t
en
t
h2
t
dis
Signal internal to device
t
d6
t
su5
t
dis
HiZ
HiZ
t
en
Previous
D[17:12]
Previous
D[11:10]
Repeated
D[17:12]
Repeated
D[11:10]
D [9:0]
HiZ
Previous
Repeated
D [9:0]
t
d7
t
pd3
t
(HOLD)
t
en
HiZ
HiZ
DB[11:10]
D[11:10]
D[3:2]
D[1:0]
D[9:4]
HiZ
DB[9:0]
D[9:0]
t
w7
t
su(ABORT)
t
su(ABORT)
ADS8482
SLAS386A–JULY 2005–REVISED JUNE 2006
Figure 31. Timing for Conversion and Acquisition Cycles With CS Toggling, RD Tied to BDGND
15
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