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ADC12H030 Datasheet(PDF) 25 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. ADC12H030
Description  Self-Calibrating 12-Bit Plus Sign Serial I/O A/D Converters with MUX and Sample/Hold
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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ADC12H030 Datasheet(HTML) 25 Page - National Semiconductor (TI)

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Tables (Continued)
TABLE 1. Data Out Formats (Continued)
DO Formats
DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB8 DB9 DB10 DB11 DB12 DB13 DB14 DB15 DB16
without
Sign
16
0
0
0
0
MSB
10
9
8
7
6
54321
LSB
Bits
MSB
12
MSB
10
9
8
7
6
5
4
3
2
1
LSB
First
Bits
8
MSB
65
43
21
LSB
Bits
16
LSB
1
2
3
4
5
6
7
8
9
10
MSB
0000
Bits
LSB
12
LSB
1
2
3
4
5
6
7
8
9
10
MSB
First
Bits
8
LSB
12
34
56
MSB
Bits
X = High or Low state.
TABLE 2. ADC12038 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 DI2 DI3 CH0 CH1 CH2 CH3 CH4 CH5 CH6 CH7 COM A/DIN1 A/DIN2 MUXOUT1 MUXOUT2
LLLL
+
+
CH0
CH1
L
L
L
H
+
+
CH2
CH3
L
L
H
L
+
+
CH4
CH5
L
L
H
H
+
+
CH6
CH7
Differential
L
H
L
L
+
+
CH0
CH1
L
H
L
H
+
+
CH2
CH3
L
H
H
L
+
+
CH4
CH5
L
H
H
H
+
+
CH6
CH7
H
L
L
L
+
+
CH0
COM
H
L
L
H
+
+
CH2
COM
H
L
H
L
+
+
CH4
COM
H
L
H
H
+
+
CH6
COM
Single-Ended
H
H
L
L
+
+
CH1
COM
H
H
L
H
+
+
CH3
COM
H
H
H
L
+
+
CH5
COM
HHHH
+
+
CH7
COM
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