MCP3302-XI/SL Microchip Technology, MCP3302-XI/SL Datasheet - Page 11

• Manufacturer Part Number: MCP3302-XI/SL
• Description: 13-Bit Differential Input, Low Power A/D Converter with SPI Serial Interface, -40C to +85C, 14-SOIC 150mil, TUBE
• Manufacturer: Microchip Technology

Note: Unless otherwise indicated, V
F
FIGURE 2-25:
(ENOB) vs. V
FIGURE 2-26:
Range (SFDR) vs. Input Frequency.
FIGURE 2-27:
10 kHz Input (Representative Part).
© 2007 Microchip Technology Inc.
CLK
= 21*F
13
12
11
10
9
8
7
100
-100
-110
-120
-130
-140
-150
90
80
70
60
50
40
30
20
10
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0
1
0
SAMPLE
REF
1
10000
V
F
DD
SAMPLE
.
V
F
=V
, T
DD
SAMPLE
REF
=2.7V
A
= 50 ksps
Input Frequency (kHz)
Effective Number of Bits
Spurious Free Dynamic
Frequency Spectrum of
=2.7V
= +25°C.
20000
= 50 ksps
2
Frequency (Hz)
V
REF
10
(V)
30000
3
V
F
DD
DD
SAMPLE
=5V
V
F
DD
SAMPLE
= V
40000
=V
= 100 ksps
4
REF
REF
= 100 ksps
=5V
= 5V, Full differential input configuration, V
50000
100
5
FIGURE 2-28:
(ENOB) vs. Input Frequency.
FIGURE 2-29:
(PSR) vs. Ripple Frequency.
FIGURE 2-30:
1 kHz Input (Representative Part, V
-100
-110
-120
-130
-140
-150
12.8
12.6
12.4
12.2
11.8
11.6
11.4
11.2
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-10
-20
-30
-40
-50
-60
-70
-80
-90
13
12
0
1
0
1
5000
10
V
F
DD
SAMPLE
Ripple Frequency (kHz)
=V
MCP3302/04
Input Frequency (kHz)
Effective Number of Bits
Power Supply Rejection
Frequency Spectrum of
REF
10000
= 50 ksps
Frequency (Hz)
=2.7V
SS
= 0V, F
100
10
15000
SAMPLE
DS21697D-page 11
1000
V
F
0.1 µF Bypass
SAMPLE
DD
Capacitor
20000
DD
=V
REF
= 100 ksps
= 100 ksps,
=5V
= 2.7V).
10000
25000
100