MCP3302(2002) View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
MCP3302
(Rev.:2002)
(Rev.:2002)
Microchip Technology
MCP3302 Datasheet PDF : 40 Pages
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MCP3302/04
Note: Unless otherwise indicated, VDD = VREF = 5V, Full differential input configuration, VSS = 0V,
FSAMPLE = 100 ksps, FCLK = 21*FSAMPLE, TA = 25°C.
13
12
11
VDD=2.7V
VDD=5V
FSAMPLE = 50 ksps
FSAMPLE = 100 ksps
10
9
8
7
0
1
2
3
4
5
VREF(V)
FIGURE 2-25:
Effective Number of Bits
(ENOB) vs. VREF.
13
12.8
12.6
12.4
12.2
12
11.8
11.6
11.4
11.2
1
VDD=VREF=2.7V
FSAMPLE = 50 ksps
VDD=VREF=5V
FSAMPLE = 100 ksps
10
100
Input Frequency (kHz)
FIGURE 2-28:
Effective Number of Bits
(ENOB) vs. Input Frequency.
100
90
80
70
60
50
40
30
20
10
0
1
VDD=VREF=2.7V
FSAMPLE = 50 ksps
VDD=VREF=5V
FSAMPLE = 100 ksps
10
100
Input Frequency (kHz)
FIGURE 2-26:
Spurious Free Dynamic
Range (SFDR) vs. Input Frequency.
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
1
0.1 µF Bypass
Capacitor
10
100
1000
Ripple Frequency (kHz)
10000
FIGURE 2-29:
Power Supply Rejection
(PSR) vs. Ripple Frequency.
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
0
10000
20000
30000
Frequency (Hz)
40000
50000
FIGURE 2-27:
Frequency Spectrum of
10 kHz Input (Representative Part).
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
0
5000
10000
15000
Frequency (Hz)
20000
25000
FIGURE 2-30:
Frequency Spectrum of
1 kHz Input (Representative Part, VDD = 2.7V).
2002 Microchip Technology Inc.
DS21697B-page 11
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