LTC2602 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC2602' PDF : 16 Pages View PDF
LTC2602/LTC2612/LTC2622
TYPICAL PERFOR A CE CHARACTERISTICS
(LTC2622)
Integral Nonlinearity (INL)
2.0
VCC = 5V
1.5
VREF = 4.096V
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
0
1024
2048
CODE
3072
4095
2602 G31
Differential Nonlinearity (DNL)
1.0
VCC = 5V
0.8
VREF = 4.096V
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
1024
2048
CODE
3072
4095
2602 G32
Settling to ±1LSB
VOUT
1mV/DIV
6.8µs
CS/LD
2V/DIV
2µs/DIV
VCC = 5V, VREF = 4.096V
1/4-SCALE TO 3/4-SCALE STEP
RL = 2k, CL = 200pF
AVERAGE OF 2048 EVENTS
2602 G33
(LTC2602/LTC2612/LTC2622)
Current Limiting
0.10
CODE = MIDSCALE
0.08
VREF = VCC = 5V
0.06
VREF = VCC = 3V
0.04
0.02
0
–0.02
–0.04
–0.06
VREF = VCC = 3V
VREF = VCC = 5V
–0.08
–0.10
–40 –30 –20 –10 0 10 20 30 40
IOUT (mA)
2602 G01
Load Regulation
1.0
CODE = MIDSCALE
0.8
0.6
0.4
0.2
0
VREF = VCC = 5V
–0.2
–0.4
–0.6
VREF = VCC = 3V
–0.8
–1.0
–35 –25 –15 –5 5 15
IOUT (mA)
25 35
2602 G02
Offset Error vs Temperature
3
2
1
0
–1
–2
–3
–50 –30 –10 10 30 50
TEMPERATURE (°C)
70 90
2602 G03
Zero-Scale Error vs Temperature
3
2.5
2.0
1.5
1.0
0.5
0
–50 –30 –10 10 30 50
TEMPERATURE (°C)
70 90
2602 G04
6
Gain Error vs Temperature
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–50 –30 –10 10 30 50
TEMPERATURE (°C)
70 90
2602 G05
Offset Error vs VCC
3
2
1
0
–1
–2
–3
2.5 3 3.5 4 4.5 5 5.5
VCC (V)
2602 G06
2602fa
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