參數(shù)資料
型號: SPT175
廠商: Electronic Theatre Controls, Inc.
英文描述: 8-BIT, 20 MSPS CMOS A/D CONVERTER
中文描述: 8位,20 MSPS的的CMOS A / D轉(zhuǎn)換
文件頁數(shù): 4/8頁
文件大?。?/td> 76K
代理商: SPT175
SPT
4
6/24/97
SPT1175
Table I - Output Coding
DIGITAL
OUTPUT
00000000
00000001
00000010
....
01111111
10000000
10000001
....
11111110
11111111
INDEX
0
1
2
....
123
124
125
....
254
255
ANALOG INPUT (V)
0.6078125
0.6078125 ~ 0.6156260
0.6156250 ~ 0.6234375
V
RB
=0.6 V
V
RT
=2.6 V
....
1.5921875 ~ 1.6000000
1.6000000 ~ 1.6078125
1.6078125 ~ 1.6156250
1 LSB=7.8125 mV
....
2.5843750 ~2.5921875
2.5921875 ~
Data (n-3)
Data (n-2)
Data (n-1)
Data (n)
t
d
VIN (n)
VIN (n+1)
VIN (n+2)
VIN (n+3)
Data
Clock
VIN
Figure 1A: Timing Diagram
Figure 1B: Tri-State Output Timing Diagram
DUT
2.5 V
220
50 pF
50%
OE
2.5 V
90%
TdisL
50%
2.5 V
90%
TeneL
10%
VOL
VOL
50%
2.5 V
10%
TdisH
50%
2.5 V
90%
TeneH
VOH
VOH
OE
OE
OE
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