MCP3201
2.0
TYPICAL PERFORMANCE CHARACTERISTICS
Note: Unless otherwise indicated, VDD = VREF = 5V, VSS = 0V, fSAMPLE = 100ksps, fCLK = 16*fSAMPLE,TA = 25°C
1.0
0.8
0.6
0.4
0.2
2.0
Positive INL
VDD = VREF = 2.7V
1.5
1.0
Positive INL
0.5
0.0
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
Negative INL
-0.5
-1.0
-1.5
-2.0
Negative INL
0
20
40
60
80
100
0
25
50
75
100
125
150
Sample Rate (ksps)
Sample Rate (ksps)
FIGURE 2-1: Integral Nonlinearity (INL) vs. Sample
FIGURE 2-4: Integral Nonlinearity (INL) vs. Sample
Rate.
Rate (VDD = 2.7V).
2.0
2.0
1.5
VDD = 2.7V
1.5
F
SAMPLE = 50ksps
Positive INL
1.0
0.5
1.0
Positive INL
0.5
0.0
0.0
-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
-1.5
-2.0
Negative INL
Negative INL
0
1
2
3
4
5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
VREF (V)
VREF (V)
FIGURE 2-2: Integral Nonlinearity (INL) vs. VREF.
FIGURE 2-5: Integral Nonlinearity (INL) vs. VREF
(VDD = 2.7V).
1.0
0.8
1.0
VDD = VREF = 2.7V
0.8
FSAMPLE = 50ksps
0.6
0.6
0.4
0.4
0.2
0.2
0.0
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
-0.2
-0.4
-0.6
-0.8
-1.0
0
512 1024 1536 2048 2560 3072 3584 4096
Digital Code
0
512 1024 1536 2048 2560 3072 3584 4096
Digital Code
FIGURE 2-3: Integral Nonlinearity (INL) vs. Code
FIGURE 2-6: Integral Nonlinearity (INL) vs. Code
(Representative Part).
(Representative Part, VDD = 2.7V).
1999 Microchip Technology Inc.
Preliminary
DS21290B-page 5
MICROCHIP [ MICROCHIP ]
