Datasheet

LTC1857/LTC1858/LTC1859
9
185789fa
TIMING DIAGRAMS
t
1
(For Short Pulse Mode)
t
1
CONVST
50%
1859 TD01
50%
t
2
(CONVST to BUSY Delay)
t
2
CONVST
BUSY
2.4V
0.4V
1859 TD02
t
3
, t
4
, t
5
(SCK Timing)
SCK
1859 TD03
t
4
t
5
t
3
t
6
(Delay Time, SCKn to SDO Valid)
t
7
(Time from Previous Data Remains Valid After SCKn)
t
6
t
7
SCK
SDO
2.4V
0.4V
0.4V
1859 TD04
t
8
(SDO Valid After RDn)
t
8
RD
SDO
2.4V
0.4V
0.4V
1859 TD05
Hi-Z
t
9
(RDn to SCK Setup Time)
t
9
0.4V
2.4V
1959 TD06
RD
SCK
t
10
(SDI Setup Time Before SCKl)
t
10
SCK
SDI
2.4V
2.4V
0.4V
1859 TD07
t
11
(SDI Hold Time After SCKl)
t
11
SCK
SDI
2.4V
2.4V
0.4V
1859 TD08
t
12
(SDO Valid Before BUSYl, RD = 0)
t
12
BUSY
SDO
2.4V
B15
2.4V
1859 TD09
t
13
(BUS Relinquish Time)
t
13
RD
SDO
2.4V
1859 TD10
10%
90%
Hi-Z