
LTC1662
11
1662fa
Figure 2. 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 Input Codes Near Full-Scale When VREF = VCC
operation
1662 F02
INPUT CODE
(2b)
(2a)
(2c)
OUTPUT
VOLTAGE
NEGATIVE
OFFSET
0V
512
0
1023
INPUT CODE
OUTPUT
VOLTAGE
VREF = VCC
INPUT CODE
OUTPUT
VOLTAGE
POSITIVE
FSE