Datasheet

MAX11618–MAX11621/MAX11624/MAX11625
10-Bit, 300ksps ADCs
with FIFO and Internal Reference
16 ______________________________________________________________________________________
AVGON NAVG1 NAVG0 FUNCTION
0 X X Performs 1 conversion for each requested result.
1 0 0 Performs 4 conversions and returns the average for each requested result.
1 0 1 Performs 8 conversions and returns the average for each requested result.
1 1 0 Performs 16 conversions and returns the average for each requested result.
1 1 1 Performs 32 conversions and returns the average for each requested result.
NSCAN1 NSCAN0 FUNCTION (APPLIES ONLY IF SCAN MODE 10 IS SELECTED)
0 0 Scans channel N and returns 4 results.
0 1 Scans channel N and returns 8 results.
1 0 Scans channel N and returns 12 results.
1 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 zero to reset all registers. Set to 1 to clear the FIFO only.
X 2 Don’t care.
X 1 Don’t care.
X 0 (LSB) 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 zero 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.
X = Don’t care.