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THS0842 Datasheet, PDF (10/29 Pages) Texas Instruments – DUAL-INPUT, 8-BIT, 40 MSPS LOW-POWER ANALOG-TO-DIGITAL CONVERTER WITH SINGLE OR DUAL PARALLEL BUS OUTPUT | |||
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THS0842
DUAL-INPUT, 8-BIT, 40 MSPS LOW-POWER ANALOG-TO-DIGITAL CONVERTER
WITH SINGLE OR DUAL PARALLEL BUS OUTPUT
SLAS246 â DECEMBER 1999
PARAMETER MEASUREMENT INFORMATION
N
I
N+3 N+4
N+1
N+2
Q
CLK
N+2
N+1
N+3
N
N+4
tJ(A)
td(A)
0
1
2
3
4
5
6
td(pipe-Q)
td(pipe-I)
td(0)
DA(7â0) Iâ4
Iâ3
Iâ2
Iâ1
7
8
9 10 11 12 13 14 15 16
td(0)
I1
I2
I3
I4
I5
DB(7â0)
Qâ4
Qâ3
Qâ2
Qâ1
Q1
Q2
Q3
Q4
Q5
tsu
th
DAB(15â0)
I1 & Q1
I2 & Q2
I3 & Q3
I4 & Q4
I5 & Q5
DAB(15â0) is the combination of both DA and DB. It illustrates when both buses have valid data for latching.
COUT
COUT
NOTE A: The relationship between CLK and COUT/COUT is not fixed and depends on the power-on conditions. Data out should be referenced
to COUT and COUT.
Figure 2. Timing Diagram, Dual Bus Output
10
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