MCP3202-CI/P Microchip Technology Inc., MCP3202-CI/P Datasheet - Page 9

• Manufacturer Part Number: MCP3202-CI/P
• Description: A/D Converter, 2.7V, 12-Bit, SPI I'face, 2-Ch., DIP-8
• Manufacturer: Microchip Technology Inc.

Specifications of MCP3202-CI/P

• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

Note: Unless otherwise indicated, V
FIGURE 2-25: Effective Number of Bits (ENOB) vs.
V
FIGURE 2-26: Spurious
(SFDR) vs. Input Frequency.
FIGURE 2-27: Frequency Spectrum of 10 kHz input
(Representative Part).
© 2006 Microchip Technology Inc.
DD
.
-100
-110
-120
-130
100
90
80
70
60
50
40
30
20
10
-10
-20
-30
-40
-50
-60
-70
-80
-90
12.0
11.5
11.0
10.5
10.0
0
9.5
9.0
0
1
0
2.0
F
SAMPLE
10000
2.5
= 50ksps
Input Frequency (kHz)
Frequency (Hz)
3.0
V
F
20000
F
SAMPLE
SAMPLE
DD
= 2.7V
V
Free
DD
10
= 100 ksps
= 50 ksps
3.5
(V)
30000
V
F
F
4096 points
Dynamic
4.0
DD
V
F
SAMPLE
INPUT
DD
SAMPLE
DD
= 5V
= 5V, V
= 5V
40000
= 9.985 kHz
= 100 ksps
= 100 ksps
4.5
SS
50000
Range
= 0V, f
100
5.0
SAMPLE
=
100 ksps, f
FIGURE 2-28: Effective Number of Bits (ENOB) vs.
Input Frequency.
FIGURE 2-29: Power Supply Rejection (PSR) vs.
Ripple Frequency.
FIGURE 2-30: Frequency Spectrum of 1 kHz input
(Representative Part, V
12.0
11.5
11.0
10.5
10.0
9.5
9.0
8.5
8.0
-100
-110
-120
-130
-10
-20
-30
-40
-50
-60
-70
-80
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
1
1
0
CLK
= 18* f
5000
10
Ripple Frequency (kHz)
Input Frequency (kHz)
SAMPLE
V
F
SAMPLE
DD
Frequency (Hz)
DD
10000
= 2.7V
,T
= 2.7V).
= 50 ksps
A
100
10
= 25°C
MCP3202
15000
V
F
F
4096 points
SAMPLE
INPUT
DD
V
F
DS21034D-page 9
1000
SAMPLE
DD
= 2.7V
20000
= 5V
= 998.76 Hz
= 50 ksps
= 100 ksps
10000
25000
100