Datasheet
Table Of Contents
- Features
- Applications
- Description
- Package Types
- Functional Block Diagram
- 1.0 Electrical Characteristics
- PIN FUNCTION TABLE
- electrical characteristics
- 2.0 Typical Performance Characteristics
- FIGURE 2-1: Integral Nonlinearity (INL) vs. Sample Rate.
- FIGURE 2-2: Integral Nonlinearity (INL) vs. Vref.
- FIGURE 2-3: Integral Nonlinearity (INL) vs. Code (Representative Part).
- FIGURE 2-4: Integral Nonlinearity (INL) vs. Sample Rate (Vdd = 2.7V).
- FIGURE 2-5: Integral Nonlinearity (INL) vs. Vref (Vdd = 2.7V).
- FIGURE 2-6: Integral Nonlinearity (INL) vs. Code (Representative Part, Vdd = 2.7V).
- FIGURE 2-7: Integral Nonlinearity (INL) vs. Temperature.
- FIGURE 2-8: Differential Nonlinearity (DNL) vs. Sample Rate.
- FIGURE 2-9: Differential Nonlinearity (DNL) vs. Vref.
- FIGURE 2-10: Integral Nonlinearity (INL) vs. Temperature (Vdd = 2.7V).
- FIGURE 2-11: Differential Nonlinearity (DNL) vs. Sample Rate (Vdd = 2.7V).
- FIGURE 2-12: Differential Nonlinearity (DNL) vs. Vref (Vdd = 2.7V).
- FIGURE 2-13: Differential Nonlinearity (DNL) vs. Code (Representative Part).
- FIGURE 2-14: Differential Nonlinearity (DNL) vs. Temperature.
- FIGURE 2-15: Gain Error vs. Vref.
- FIGURE 2-16: Differential Nonlinearity (DNL) vs. Code (Representative Part, Vdd = 2.7V).
- FIGURE 2-17: Differential Nonlinearity (DNL) vs. Temperature (Vdd = 2.7V).
- FIGURE 2-18: Offset Error vs. Vref.
- FIGURE 2-19: Gain Error vs. Temperature.
- FIGURE 2-20: Signal to Noise Ratio (SNR) vs. Input Frequency.
- FIGURE 2-21: Total Harmonic Distortion (THD) vs. Input Frequency.
- FIGURE 2-22: Offset Error vs. Temperature.
- FIGURE 2-23: Signal to Noise Ratio and Distortion (SINAD) vs. Input Frequency.
- FIGURE 2-24: Signal to Noise and Distortion (SINAD) vs. Input Signal Level.
- FIGURE 2-25: Effective Number of Bits (ENOB) vs. Vref.
- FIGURE 2-26: Spurious Free Dynamic Range (SFDR) vs. Input Frequency.
- FIGURE 2-27: Frequency Spectrum of 10kHz Input (Representative Part).
- 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 1kHz Input (Representative Part, Vdd = 2.7V).
- FIGURE 2-31: Idd vs. Vdd.
- FIGURE 2-32: Idd vs. Clock Frequency.
- FIGURE 2-33: Idd vs. Temperature.
- FIGURE 2-34: Iref vs. Vdd.
- FIGURE 2-35: Iref vs. Clock Frequency.
- FIGURE 2-36: Iref vs. Temperature.
- FIGURE 2-37: Idds vs. Vdd.
- FIGURE 2-38: Idds vs. Temperature.
- FIGURE 2-39: Analog Input Leakage Current vs. Temperature.
- 3.0 Pin Descriptions
- 4.0 Device Operation
- 5.0 Serial Communications
- 6.0 Applications Information
- 7.0 Packaging Information
- Appendix A: Revision History
- Product Identification System
- Worldwide Sales and Service
MCP3001
DS21293C-page 10 © 2007 Microchip Technology Inc.
Note: Unless otherwise indicated, V
DD
= V
REF
= 5V, f
SAMPLE
= 200 ksps, f
CLK
= 14*Sample Rate,T
A
= 25°C
FIGURE 2-25: Effective Number of Bits (ENOB) vs.
V
REF
.
FIGURE 2-26: Spurious Free Dynamic Range
(SFDR) vs. Input Frequency.
FIGURE 2-27: Frequency Spectrum of 10 kHz Input
(Representative Part).
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
DD
= 2.7V).
9.0
9.1
9.2
9.3
9.4
9.5
9.6
9.7
9.8
9.9
10.0
0.0 1.0 2.0 3.0 4.0 5.0
V
REF
(V)
ENOB (rms)
V
DD
= V
REF
= 2.7V
f
SAMPLE
= 75 ksps
V
DD
= V
REF
= 5V
f
SAMPLE
= 200 ksps
0
10
20
30
40
50
60
70
80
90
100
110100
Input Frequency (kHz)
SFDR (dB)
V
DD
= V
REF
= 5V
f
SAMPLE
= 200 ksps
V
DD
= V
REF
= 2.7V
f
SAMPLE
= 75 ksps
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0 20000 40000 60000 80000 100000
Frequency (Hz)
Amplitude (dB)
V
DD
= V
REF
= 5V
f
SAMPLE
= 200 ksps
f
INPUT
= 10.0097 kHz
4096 points
8.0
8.2
8.4
8.6
8.8
9.0
9.2
9.4
9.6
9.8
10.0
1 10 100
Input Frequency (kHz)
ENOB (rms)
V
DD
= V
REF
= 2.7V
f
SAMPLE
= 75 ksps
V
DD
= V
REF
= 5V
f
SAMPLE
= 200 ksps
-80
-70
-60
-50
-40
-30
-20
-10
0
1 10 100 1000 10000
Ripple Frequency (kHz)
Power Supply Rejection (dB)
V
DD
= V
REF
= 5V
f
SAMPLE
= 200 ksps
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0 5000 10000 15000 20000 25000 30000 35000
Frequency (Hz)
Amplitude (dB)
V
DD
= V
REF
= 2.7V
f
SAMPLE
= 75 ksps
f
INPUT
= 1.00708 kHz
4096 points