Datasheet

4
LTC1446/LTC1446L
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
CODE
0
–0.5
DNL ERROR (LSB)
–0.4
–0.2
–0.1
0
0.5
0.2
1024 2048 2560
1446/46L G01
–0.3
0.3
0.4
0.1
512 1536 3072 3584 4095
LTC1446 Differential Nonlinearity
(DNL) LTC1446 Integral Nonlinearity (INL) LTC1446L Differential Nonlinearity
LTC1446L Integral Nonlinearity
LTC1446 Min Supply Headroom for
Full Output Swing vs Load Current
LTC1446L Min Supply Headroom for
Full Output Swing vs Load Current
LTC1446 Full-Scale Voltage
vs Temperature
TEMPERATURE (°C)
–55
4.07
FULL-SCALE VOLTAGE (V)
4.08
4.09
4.10
4.11
–25 5 35 65
1446/46L G09
95 125
CODE
0
–3
INL ERROR (LSB)
–2
–1
0
1
1024 2048
3072
4095
1446/46L G02
2
3
512 1536
2560
3584
CODE
0
–0.5
DNL ERROR (LSB)
–0.4
–0.2
–0.1
0
0.5
0.2
1024 2048 2560
1446/46L G03
–0.3
0.3
0.4
0.1
512 1536 3072 3584 4095
CODE
0
–3
INL ERROR (LSB)
–2
–1
0
1
1024 2048
3072
4095
1446/46L G04
2
3
512 1536
2560
3584
LOAD CURRENT (mA)
0
V
CC
– V
OUT
(V)
0.4
0.6
15
LTC1446/46L • TPC05
0.2
0
5
10
0.8
∆V
OUT
< 1LSB
CODE: ALL 1's
V
OUT
= 4.095V
LOAD CURRENT (mA)
0
0
V
CC
– V
OUT
0.2
0.4
0.6
0.8
1.2
510
LTC1446/46L • TPC06
15
1.0
∆V
OUT
< 1LSB
CODE: ALL 1's
V
OUT
= 2.5V
OUTPUT SINK CURRENT (mA)
0
0
OUTPUT PULL-DOWN VOLTAGE (mV)
100
200
300
400
600
510
LTC1446/46L • TPC07
15
500
CODE: ALL 0'S
125°C
25°C
–55°C
LTC1446 Min Output Voltage vs
Output Sink Current
LTC1446 Supply Current
vs Logic Input Voltage
LOGIC INPUT VOLTAGE (V)
0.6
SUPPLY CURRENT (mA)
1.4
2.2
3.0
1.0
1.8
2.6
1234
1446/46L G09
50