
MAX11626–MAX11629/MAX11632/MAX11633
12-Bit, 300ksps ADCs
with FIFO and Internal Reference
16
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AVGON
NAVG1
NAVG0
FUNCTION
0
x
Performs one conversion for each requested result.
1
0
Performs four conversions and returns the average for each requested result.
1
0
1
Performs eight conversions and returns the average for each requested result.
1
0
Performs 16 conversions and returns the average for each requested result.
1
Performs 32 conversions and returns the average for each requested result.
NSCAN1
NSCAN0
FUNCTION (APPLIES ONLY IF SCAN MODE 10 IS SELECTED)
0
Scans channel N and returns four results.
0
1
Scans channel N and returns eight results.
1
0
Scans channel N and returns 12 results.
1
Scans channel N and returns 16 results.
BIT NAME
BIT
FUNCTION
—
7 (MSB)
Set to 0 to select reset register.
—
6
Set to 0 to select reset register.
—
5
Set to 0 to select reset register.
—
4
Set to 1 to select reset register.
RESET
3
Set to 0 to reset all registers. Set to 1 to clear the FIFO only.
x
2
Reserved. Don’t care.
x
1
Reserved. Don’t care.
x
0 (LSB)
Reserved. Don’t care.
Table 5. Reset Register
BIT NAME
BIT
FUNCTION
—
7 (MSB)
Set to 0 to select averaging register.
—
6
Set to 0 to select averaging register.
—
5
Set to 1 to select averaging register.
AVGON
4
Set to 1 to turn averaging on. Set to 0 to turn averaging off.
NAVG1
3
Configures the number of conversions for single-channel scans.
NAVG0
2
Configures the number of conversions for single-channel scans.
NSCAN1
1
Single-channel scan count. (Scan mode 10 only.)
NSCAN0
0 (LSB)
Single-channel scan count. (Scan mode 10 only.)
Table 4. Averaging Register*
*See below for bit details.