MCP3202-BI/MS MICROCHIP [Microchip Technology], MCP3202-BI/MS Datasheet - Page 8

• Manufacturer Part Number: MCP3202-BI/MS
• Description: 2.7V Dual Channel 12-Bit A/D Converter with SPI Serial Interface
• Manufacturer: MICROCHIP [Microchip Technology]

MCP3202
Note: Unless otherwise indicated, V
FIGURE 2-19: Gain Error vs. Temperature.
FIGURE 2-20: Signal to Noise Ratio (SNR) vs. Input
Frequency.
FIGURE 2-21:
Input Frequency.
DS21034D-page 8
100
-100
-0.2
-0.4
-0.6
-0.8
-1.0
90
80
70
60
50
40
30
20
10
1.0
0.8
0.6
0.4
0.2
0.0
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
-50
1
1
V
F
SAMPLE
DD
-25
= 2.7V
V
F
Total Harmonic Distortion (THD) vs.
SAMPLE
DD
= 50 ksps
= 2.7V
Input Frequency (kHz)
Input Frequency (kHz)
= 50 ksps
Temperature (°C)
0
V
F
SAMPLE
DD
= 2.7V
10
25
10
= 50 ksps
50
DD
V
F
V
F
V
F
SAMPLE
SAMPLE
DD
DD
DD
SAMPLE
= 5V, V
= 5V
= 5V
= 5V
= 100 ksps
= 100 ksps
= 100 ksps
75
SS
= 0V, f
100
100
100
SAMPLE
=
100 ksps, f
FIGURE 2-22: Offset Error vs. Temperature.
FIGURE 2-23:
(SINAD) vs. Input Frequency.
FIGURE 2-24:
(SINAD) vs. Signal Level.
100
90
80
70
60
50
40
30
20
10
80
70
60
50
40
30
20
10
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
0
-40
-50
1
CLK
-35
= 18* f
-25
Signal to Noise and Distortion
Signal to Noise and Distortion
-30
V
F
V
F
V
F
Input Frequency (kHz)
SAMPLE
Input Signal Level (dB)
SAMPLE
DD
SAMPLE
DD
SAMPLE
DD
Temperature (°C)
0
= 2.7V
V
F
= 2.7V
= 5V
-25
SAMPLE
© 2006 Microchip Technology Inc.
DD
= 50 ksps
= 50 ksps
= 100 ksps
= 5V
,T
A
= 100 ksps
-20
25
10
= 25°C
-15
50
V
F
SAMPLE
DD
V
F
DD
SAMPLE
-10
= 5V
= 2.7V
= 100 ksps
75
= 50 ksps
-5
100
100
0