MCP3204 View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
MCP3204
Microchip Technology
MCP3204 Datasheet PDF : 20 Pages
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MCP3204/3208
Note: Unless otherwise indicated, VDD = VREF = 5V, VSS = 0V, fSAMPLE = 100ksps, fCLK = 20* fSAMPLE,TA = 25°C
12.00
11.75
11.50
11.25
11.00
10.75
10.50
10.25
VDD = VREF = 2.7V
FSAMPLE = 50ksps
VDD = VREF = 5V
FSAMPLE =100ksps
10.00
9.75
9.50
9.25
9.00
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
VREF (V)
FIGURE 2-25: Effective Number of Bits (ENOB) vs.
VREF.
12.0
11.5
11.0
10.5
10.0
9.5
9.0
8.5
8.0
1
VDD = VREF = 2.7V
FSAMPLE = 50ksps
VDD = VREF = 5V
FSAMPLE = 100ksps
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 = 50ksps
VDD = VREF = 5V
FSAMPLE = 100ksps
10
100
Input Frequency (kHz)
FIGURE 2-26: Spurious Free Dynamic Range
(SFDR) vs. Input Frequency.
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
0
VDD = VREF = 5V
FSAMPLE = 100ksps
FINPUT = 9.985kHz
4096 points
10000
20000 30000
Frequency (Hz)
40000
50000
FIGURE 2-27: Frequency Spectrum of 10kHz input
(Representative Part).
0
-10
-20
-30
-40
-50
-60
-70
-80
1
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
0
VDD = VREF = 2.7V
FSAMPLE = 50ksps
FINPUT = 998.76Hz
4096 points
5000
10000 15000
Frequency (Hz)
20000
25000
FIGURE 2-30: Frequency Spectrum of 1kHz input
(Representative Part, VDD = 2.7V).
© 1999 Microchip Technology Inc.
Preliminary
DS21298B-page 9
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