User Manual

Tables (Continued)
TABLE V. Mode Programming
ADC12L038 DI0 DI1 DI2 DI3 DI4 DI5 DI6 DI7
Mode Selected
(Current)
(next Conversion
DO Format
Cycle)
ADC12L034 DI0 DI1 DI2 DI3 DI4 DI5 DI6
ADC12L030
and DI0 DI1 DI2 DI3 DI4 DI5
ADC12L032
See Tables II, III or IV L L L L 12 Bit Conversion 12 or 13 Bit MSB First
See Tables II, III or IV L L L H 12 Bit Conversion 16 or 17 Bit MSB First
See Tables II, III or IV L L H L 8 Bit Conversion 8 or 9 Bit MSB First
L L L L L L H H 12 Bit Conversion of Full-Scale 12 or 13 Bit MSB First
See Tables II, III or IV L H L L 12 Bit Conversion 12 or 13 Bit LSB First
See Tables II, III or IV L H L H 12 Bit Conversion 16 or 17 Bit LSB First
See Tables II, III or IV L H H L 8 Bit Conversion 8 or 9 Bit LSB First
L L L L L H H H 12 Bit Conversion of Offset 12 or 13 Bit LSB First
L L L L H L L L Auto Cal No Change
L L L L H L L H Auto Zero No Change
L L L L H L H L Power Up No Change
L L L L H L H H Power Down No Change
L L L L H H L L Read Status Register No Change
L L L L H H L H Data Out without Sign No Change
H L L L H H L H Data Out with Sign No Change
L L L L H H H L Acquisition TimeÐ6 CCLK Cycles No Change
L H L L H H H L Acquisition TimeÐ10 CCLK Cycles No Change
H L L L H H H L Acquisition TimeÐ18 CCLK Cycles No Change
H H L L H H H L Acquisition TimeÐ34 CCLK Cycles No Change
L L L L H H H H User Mode No Change
HXXXHHHH
Test Mode
No Change
(CH1–CH7 become Active Outputs)
Note: The A/D powers up with no Auto Cal, no Auto Zero, 10 CCLK acquisition time, 12-bit
a
sign conversion, power up, 12- or 13-bit MSB first and user mode.
X
e
Don’t Care
TABLE VI. Conversion/Read Data Only Mode Programming
CS CONV PD Mode
L L L See Table V for Mode
LHL
Read Only (Previous DO Format)
No Conversion
H X L Idle
X X H Power Down
X
e
Don’t Care
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