OUTPUT DATA REPRESENTATION

The output data is represented in BOB (Bipolar Offset Binary)

format. The table below shows the output data codes for zero

and plus-minus full scale input voltage for the programmable

resolution of the converter.

Input Voltage

Output Data

High Byte

Middle Byte

Low Byte

00

80

FF

00

00

FF

00

00

FF

-10.485760 V

0.0 V

+10.485755 V

Input Voltage

Output Data

High Byte

Middle Byte

Low Byte

00

20

3F

00

00

FF

00

00

FF

-10.485760 V

0.0 V

+10.485755 V

Input Voltage

Output Data

High Byte

Middle Byte

Low Byte

00

08

10

00

00

FF

00

00

FF

-10.485760 V

0.0 V

+10.485755 V

Input Voltage

Output Data

High Byte

Middle Byte

Low Byte

00

02

04

00

00

FF

00

00

FF

-10.485760 V

0.0 V

+10.485755 V

24 Bits

1 LSB = 1.24 µV

22 Bits

1 LSB = 5 µV

20 Bits

1 LSB = 20 µV

18 Bits

1 LSB = 80 µV

FIGURE 2

ADC150DS REV. F MAR 00