ADS8422 Datasheet, PDF (13/29 Pages) Burr-Brown (TI) – 16-BIT, 4-MSPS, PSEUDO-BIPOLAR, FULLY DIFFERENTIAL INPUT, MICROPOWER SAMPLING ANALOG-TO-DIGITAL CONVERTER WITH PARALLEL INTERFACE, REFERENCE

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CS
ADS8422
SLAS512B – JUNE 2006 – REVISED DECEMBER 2006
RD
BYTE
t_d4
Hi-Z
DB
Valid
Data
t_d4
Hi-Z
Valid
Valid
Data
Data
t_d6
t_d5
Note: Data is output on the pins only if CS and RD are both low, t_d4 ns after this condition is satisfied.
Figure 25. Data Read Timing
t_d6
Hi-Z
CONVST
PD1
t_d7
BUSY
t_w3 > 1500 ns
DB
Hi-Z
t_d9
t_d8
t_w2
Conversion(1)
t_d2
Undefined
Data
Conversion(2)
DB(1)
DB(2)
ICC
Note: Data is valid from the first conversion initiated 5 µs after PD1 is pulled high.
Figure 26. ADC Power-Down Timing
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