TLC5540_14 Datasheet, PDF (9/24 Pages) Texas Instruments – 8-Bit Resolution Differential Linearity Error Integral Linearity Error

TLC5540
www.ti.com
SLAS105D − JANUARY 1995 − REVISED APRIL 2004
TYPICAL CHARACTERISTICS
DIFFERENTIAL NONLINEARITY
1
VI = Vramp = 0.6 V − 2.6 V, 500 Hz
0.8 _{VRT = 2.6 V, VRB = 0.6 V, VDD = 5 V}
fs = 40 MHz
0.6 _{TA = 25°C}
0.4
0.2
0
− 0.2
− 0.4
− 0.6
− 0.8
−1
0
40
80 120 160 200 240
Digital Output Code
Figure 7
EFFECTIVE NUMBER OF BITS
vs
AMBIENT TEMPERATURE
8
VDD = 5 V, VI = 1 V(PP), 3 MHz Sine Wave
VRT = 2.6 V, VRB = 0.6 V, fs = 20 MHz
7.5
7
6.5
6
−40 −20 0
20 40 60 80 100
TA − Ambient Temperature − °C
Figure 8
INTEGRAL NONLINEARITY
1
VI = Vramp = 0.6 V − 2.6 V, 500 Hz
0.8 VRT = 2.6 V, VRB = 0.6 V, VDD = 5 V
fs = 40 MHz, TA = 25°C
0.6
0.4
0.2
0
− 0.2
− 0.4
− 0.6
− 0.8
−1
0
40 80 120 160 200 240
Digital Output Code
Figure 9
0
− 10
− 20
− 30
− 40
− 50
− 60
− 70
− 80
− 90
− 100
01
FFT SPECTRUM
VI = 2 V(PP), 1 MHz Sine Wave
VRT = 2.6 V, VRB = 0.6 V
fs = 20 MHz, TA = 25°C
23 4 5 67
f − Frequency − MHz
8 9 10
Figure 10
9