0 200 400 600 800 1000
0.6
0.4
0.2
0
−
0.2
−
0.4
−
0.6
DNL Error (LSB)
Input Code
0.6
0.4
0.2
0
−
0.2
−
0.4
−
0.6
INL Error (LSB)
0 200 400 600 800 1000
Input Code
0
10 403020 50 60 70 80 90 100
18
17
16
15
3
2
1
0
Output Voltage (V)
Output Current (mA)
OUT19, V
COM
12 (sinking)
Code =000h
V
REF L
= 1V, V
REF H
= 17..8V
R
LOAD
OUT1018 (sourcing), Code =3FFh
V
REFL REFH
= 17 V
R
LOAD
Connected to GND
OUT1018 (sin king) , Code =000 h
V
REFL REFH
= 17V
R
LOAD
Connected to 18V
OUT19, V
COM
12 (sourcing)
Code =3FFh
V
REFL
= 1 V, V
REFH
= 17..8V
R
LOAD
Connected to GND
Connected to 18V
= 0.2 V, V
= 0.2 V, V
Output Voltage (5V/div)
Time (1
m
s/div)
REFH =17V
REFL =1V
Code 3FF
→
000
Code 000
→
3FF
−
40
−
20
402010 60 80 100
Temperature ( C)°
30
25
20
15
10
5
0
Digital I
Q
(
m
A)
V
S
= 3. 3 V
V
S
= 5V
16
14
12
10
8
6
4
2
0
Analog I
Q
(mA)
−
40
−
20
402010 60 80 100
Temperature ( C)°
V
S
= 18V
V
S
= 10V
8
BUF20800-Q1
ZHCS348C –AUGUST 2011–REVISED AUGUST 2018
www.ti.com.cn
Copyright © 2011–2018, Texas Instruments Incorporated
6.6 Typical Characteristics
At T
A
= 25°C, V
S
= 18 V, V
SD
= 5 V, V
REFH
= 17 V, V
REFL
= 1 V, R
L
= 1.5 kΩ connected to ground, and C
L
= 200 pF, unless
otherwise noted.
Figure 1. Analog Supply Current vs Temperature
Figure 2. Digital Supply Current vs Temperature
Figure 3. Full−scale Output Swing
Figure 4. Output Voltage vs Output Current
Figure 5. Integral Nonlinearity Error vs Input Code
Figure 6. Differential Nonlinearity Error vs Input Code
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