14

LTC2602/LTC2612/LTC2622

2602fa

OPERATIO

Figure 3. Effects of Rail-to-Rail Operation On a DAC Transfer Curve. (a) Overall Transfer Function (b) Effect

of Negative Offset for Codes Near Zero Scale (c) Effect of Positive Full-Scale Error for Codes Near Full Scale

2600 F03

INPUT CODE

OUTPUT

VOLTAGE

NEGATIVE

OFFSET

0V

32,768

0

65,535

INPUT CODE

OUTPUT

VOLTAGE

INPUT CODE

OUTPUT

VOLTAGE

POSITIVE

FSE

(b)

(a)

(c)