ADC08231 National Semiconductor, ADC08231 Datasheet - Page 14

• Manufacturer Part Number: ADC08231
• Description: 8-Bit 2 ms Serial I/O A/D Converters with MUX/ Reference/ and Track/Hold
• Manufacturer: National Semiconductor

Functional Description
Differential MUX Mode
START
1
1
1
1
1
1
1
1
SGL
DIF
0
0
0
0
0
0
0
0
MUX Address
Single-Ended MUX Mode
Differential MUX Mode
START
START
ODD
1
1
1
1
1
1
1
1
SIGN
0
0
0
0
1
1
1
1
TABLE II MUX Addressing ADC08238 (Continued)
SGL
SGL
(Continued)
DIF
DIF
MUX Address
MUX Address
1
1
1
1
0
0
0
0
1
0
0
1
1
0
0
1
1
SELECT
TABLE III MUX Addressing ADC08234
0
0
1
0
1
0
1
0
1
ODD
ODD
SIGN
SIGN
0
0
1
1
0
0
1
1
a
b
0
SELECT
SELECT
14
0
1
0
1
0
1
1
0
1
0
1
b
a
1
Analog Differential Channel-Pair
a
a
b
0
0
a
b
COM is internally tied to AGND
2
1
Channel
Channel
a
b
a
1
1
b
a
3
a
a
b
2
2
a
b
4
a
b
a
3
3
2
b
a
5
a
b
6
3
b
a
7