LTC1669 LINER [Linear Technology], LTC1669 Datasheet - Page 4

• Manufacturer Part Number: LTC1669
• Description: 10-Bit Rail-to-Rail Micropower DAC with I2C Interface
• Manufacturer: LINER [Linear Technology]

LTC1669
TYPICAL PERFOR A CE CHARACTERISTICS
4
(VOLTS)
(VOLTS)
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
V
1.0
0.8
0.6
0.4
0.2
0.2
SDA
1.0
0.8
0.6
0.4
OUT
0
0
–1.0
Integral Nonlinearity (INL)
0
Load Regulation vs Output Current
5
0
5
4
3
2
1
0
V
T
V
V
CODE = 512
T
– 0.8
A
A
REF
CC
OUT
Large-Signal Step Response
28
= 25 C
= 25 C
= V
= V
= 1.5V
– 0.6– 0.4
SOURCE
REF
156
CC
= 5V
= 3V
384
– 0.2
I
OUT
CODE
512 640
0 0.2
5 s/DIV
(mA)
CODE = 990
V
R
C
T
CODE = 32
A
CC
L
L
0.4
= 100pF
= 25 C
= 4.7k
SINK
768 896 1024
= 5V
W
0.6
0.8 1.0
1669 G01
1669 G07
U
1669 G04
10mV/DIV
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
V
0.2
1.0
0.8
0.6
0.4
SDA
–1
–2
–3
–4
–5
OUT
0
5
4
3
2
1
0
–60
0
Differential Nonlinearity (DNL)
5V
0V
Offset Error Voltage vs
Temperature
V
T
A
REF
Midscale Glitch
–40
= 25 C
28
= V
156
–20
CC
= 5V
TEMPERATURE ( C)
384
0
CODE = 512 TO 511
CODE
512 640
20
2 s/DIV
40
768 896 1024
60
V
R
C
T
A
CC
L
80
L
1669 G02
1669 G08
= 4.7k
= 100pF
= 25 C
= 5V
1669 G05
100
2.510
2.508
2.506
2.504
2.502
2.500
2.498
2.496
2.494
2.492
2.490
– 0.2
– 0.4
– 0.6
– 0.8
–1.0
0.2
1.0
0.8
0.6
0.4
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–60
0
–4
Load Regulation vs Output Current
0
Full-Scale Output Voltage vs
Temperature
Source and Sink Current
Capability with V
V
V
CODE = 512
T
REFERENCE SET TO
INTERNAL BANDGAP
A
CC
OUT
–40
OUTPUT CURRENT SOURCE/SINK (mA)
= 25 C
–3
1
= V
= 2.5V
SOURCE
REF
–20
2
–2
TEMPERATURE ( C)
= 5V
DAC CODE = 1023
3
–1
0
DAC CODE = 0
I
4
OUT
20
0
5
(mA)
CC
= 5V
40
6
1
SINK
7
60
2
T
8
A
80
= 25 C
3
1669 G09
1669 G06
1669 G03
9
1669f
100
10
4