Owner's manual

Tables (Continued)
TABLE III. ADC12130 and ADC12132 Multiplexer Addressing
Analog Channel Addressed
A/D Input
Multiplexer
Mode
MUX and Assignment
Polarity
Output
Address with A/DIN1 tied to MUXOUT1
Assignment
Channel
and A/DIN2 tied to MUXOUT2 Assignment
DI0 DI1 CH0 CH1 COM A/DIN1 A/DIN2 MUXOUT1 MUXOUT2
LL
ab ab
CH0 CH1
Differential
LH
ba ba
CH0 CH1
HL
abab
CH0 COM
Single-Ended
HH
abab
CH1 COM
Note: ADC12130 do not have A/DIN1, A/DIN2, MUXOUT1 and MUXOUT2 pins.
TABLE IV. Mode Programming
ADC12138 DI0 DI1 DI2 DI3 DI4 DI5 DI6 DI7
Mode Selected
(Current)
(next Conversion
DO Format
Cycle)
ADC12130
and DI0 DI1 DI2 DI3 DI4 DI5
ADC12132
See Tables II or III L L L L 12 Bit Conversion 12 or 13 Bit MSB First
See Tables II or III L L L H 12 Bit Conversion 16 or 17 Bit MSB First
See Tables II or III L H L L 12 Bit Conversion 12 or 13 Bit LSB First
See Tables II or III L H L H 12 Bit Conversion 16 or 17 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 (LSB First) 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 V. Conversion/Read Data Only Mode Programming
CS CONV PD Mode
L L L See Table IV for Mode
L H L 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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