User guide

MAX1272/MAX1273
Fault-Protected, 12-Bit ADCs
with Software-Selectable Input Range
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• • •
• • •
• • •
• • •
CS
SCLK
DIN
DOUT
t
CSH
t
CSS
t
CL
t
DS
t
DH
t
DV
t
CH
t
DO
t
TR
t
CSH
Figure 4. Detailed Serial Interface Timing
START
RNG
BIP
MODE1
PD
MODE0
1
8
16
RESERVED
REF
24
32
D11
D10
D9
D8
D0
D1
D2
D3
D4
D5
D6
D7
DIN
DOUT
SCLK
ACQUISITION
4 SCLKs
CONVERSION
12 SCLKs
AUTO STANDBY
MSB LSBHI-Z HI-Z
CS
Figure 5. Conversion Timing, 21 Clocks/Conversion