ADC12L030CIWM National Semiconductor, ADC12L030CIWM Datasheet - Page 22

• Manufacturer Part Number: ADC12L030CIWM
• Description: 3.3V Self-Calibrating 12-Bit Plus Sign Serial I/O A/D Converters with MUX and Sample/Hold
• Manufacturer: National Semiconductor

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Tables
X = High or Low state.
without
DI0
DI0
Sign
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
H
H
H
H
L
L
L
L
DO Formats
Address
DI1
Address
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
MUX
MUX
DI1
MSB
First
First
LSB
H
H
H
H
L
L
L
L
DI2
(Continued)
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
DI2
Bits
Bits
Bits
Bits
Bits
Bits
16
12
16
12
H
H
H
H
DI3 CH0 CH1 CH2 CH3 CH4 CH5 CH6 CH7
L
L
L
L
8
8
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
MSB
MSB
DB0
CH0
LSB
LSB
LSB
+
−
+
0
with A/DIN1 tied to MUXOUT1
and A/DIN2 tied to MUXOUT2
+
−
+
Analog Channel Addressed
DB1
−
+
+
10
0
6
1
1
1
CH1
and Assignment
−
+
+
with A/DIN1 tied to MUXOUT1
and A/DIN2 tied to MUXOUT2
Analog Channel Addressed
DB2
+
−
+
0
9
5
2
2
2
CH2
TABLE 2. ADC12L038 Multiplexer Addressing
TABLE 3. ADC12L034 Multiplexer Addressing
and Assignment
+
−
+
DB3
−
+
+
0
8
4
3
3
3
TABLE 1. Data Out Formats (Continued)
+
−
+
CH3
MSB
DB4
−
+
+
7
3
4
4
4
−
+
+
DB5
COM
10
6
2
5
5
5
−
−
−
−
+
−
+
DB6
9
5
1
6
6
6
A/DIN1
−
+
+
22
MSB
DB7
LSB
Assignment
+
+
−
−
+
+
+
+
8
4
7
7
A/D Input
Polarity
COM
−
−
−
−
−
−
−
−
DB8
7
3
8
8
A/DIN2
A/DIN1
−
−
+
+
−
−
−
−
DB9
Assignment
+
+
+
+
−
−
−
−
+
+
+
+
+
+
+
+
6
2
9
9
A/D Input
Polarity
DB10
10
10
A/DIN2 MUXOUT1 MUXOUT2
5
1
MUXOUT1
−
−
−
−
+
+
+
+
−
−
−
−
−
−
−
−
CH0
CH2
CH0
CH2
CH0
CH2
CH1
CH3
DB11
MSB
MSB
LSB
Assignment
4
Multiplexer
Channel
Output
CH0
CH2
CH4
CH6
CH0
CH2
CH4
CH6
CH0
CH2
CH4
CH6
CH1
CH3
CH5
CH7
DB12
Assignment
3
0
Multiplexer
Channel
MUXOUT2
Output
COM
COM
COM
COM
CH1
CH3
CH1
CH3
DB13
2
0
COM
COM
COM
COM
COM
COM
COM
COM
CH1
CH3
CH5
CH7
CH1
CH3
CH5
CH7
DB14
1
0
Single-Ended
Differential
Single-Ended
DB15
Differential
LSB
Mode
0
Mode
DB16