MCP3021_13 Datasheet, PDF (8/26 Pages) Microchip Technology – Low Power 10-Bit A/D Converter With I2C™ Interface

MCP3021
Note: Unless otherwise indicated, V_DD = 5V, V_SS = 0V, I²C Fast Mode Timing (SCL = 400 kHz), Continuous Conversion
Mode (f_SAMP = 22.3 ksps), T_A = +25°C.
0.317.55
0.2501
0.102.55
0
-0_-.1₀2_.55
VDD = 2.7V
-0.2_-5₁0
-0_-.3₁7_.55
V_DD = 5V
-50 -25
0
25
50
75
Temperature (°C)
100 125
FIGURE 2-19:
Gain Error vs. Temperature.
0.520
01.485
01.460
01.345
01.320
0.215
0.280
00..165
00..140
00..025
00
-50
V_DD = 5V
V_DD = 2.7V
-25
0
25
50
75
Temperature (°C)
100 125
FIGURE 2-22:
Temperature.
Offset Error vs.
9864
8742
7620
6408
4386
3264
2142
120
1
FIGURE 2-20:
VDD = 5V
VDD = 2.7V
Y
10
Input Frequency (kHz)
SNR vs. Input Frequency.
9864
8742
7620
6408
4386
3264
2142
120
1
FIGURE 2-23:
V_DD = 5V
VDD = 2.7V
10
Input Frequency (kHz)
SINAD vs. Input Frequency.
-120
--2142
--3264
--4386
VDD = 5V
--6408
VDD = 2.7V
--7620
--8742
--9864
1
10
Input Frequency (kHz)
FIGURE 2-21:
THD vs. Input Frequency.
9864
8742
7620
6408
4386
3264
2142
120
-40
VDD = 5V
V_DD = 2.7V
-30
-20
-10
0
Input Signal Level (dB)
FIGURE 2-24:
Level.
SINAD vs. Input Signal
DS21805B-page 8
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