Datasheet

MAX196/MAX198
Multirange, Single +5V, 12-Bit DAS
with 12-Bit Bus Interface
12 ______________________________________________________________________________________
WR
CLK
CLK
WR
WR GOES HIGH WHEN CLK IS HIGH
WR GOES HIGH WHEN CLK IS LOW
t
CWS
t
CWH
ACQUISITION STARTS
ACQUISITION STARTS
CONVERSION STARTS
CONVERSION STARTS
ACQUISITION ENDS
ACQUISITION ENDS
ACQMOD = "0"
ACQMOD = "0"
Figure 8a. External Clock and WR Timing (Internal Acquisition Mode)
WR
CLK
CLK
WR
WR GOES HIGH WHEN CLK IS HIGH
WR GOES HIGH WHEN CLK IS LOW
t
DH
t
DH
t
CWH
t
CWS
ACQUISITION STARTS
ACQUISITION STARTS
CONVERSION STARTS
CONVERSION STARTS
ACQUISITION ENDS
ACQUISITION ENDS
ACQMOD = "1"
ACQMOD = "1"
ACQMOD = "0"
ACQMOD = "0"
Figure 8b. External Clock and WR Timing (External Acquisition Mode)