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MCP33131 Datasheet(PDF) 14 Page - Microchip Technology

Part # MCP33131
Description  1 Msps/500 kSPS 16/14/12-Bit Single-Ended Input SAR ADC
PDF  54 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP33131 Datasheet(HTML) 14 Page - Microchip Technology

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MCP33131/MCP33121/MCP33111-XX
DS20006122A-page 14
 2018 Microchip Technology Inc.
Note:
Unless otherwise specified, all parameters apply for TA = +25°C, AVDD = 1.8V, DVIO = 3.3V,
VREF = 5V, GND = 0V, Differential Analog Input (VIN) = -1 dBFS, fIN = 10 kHz, CLOAD_SDO = 20 pF.
MCP33131-10: Sample Rate (fS) = 1 Msps, SPI Clock Input (SCLK) = 60 MHz.
MCP33131-05: Sample Rate (fS) = 500 kSPS, SPI Clock Input (SCLK) = 30 MHz.
FIGURE 2-19:
SNR/SINAD vs.Input
Frequency: VIN = -1 dBFS.
FIGURE 2-20:
THD/SFDR vs.
Temperature: VREF = 5V.
FIGURE 2-21:
THD/SFDR vs. Input
Frequency: VREF = 5V.
FIGURE 2-22:
SNR/SINAD vs.Input
Frequency: VIN = -1 dBFS.
FIGURE 2-23:
THD/SFDR vs.
Temperature: VREF = 2.5V.
FIGURE 2-24:
THD/SFDR vs. Input
Frequency: VREF = 2.5V.
10
0
10
1
10
2
10
3
Input Frequency (kHz)
70
72
74
76
78
80
82
84
86
88
90
SNR (dB)
SINAD (dB)
V
REF
= 5V
-40 -20
0
20
40
60
80
100 120 140
Temperature (
oC)
-102
-100
-98
-96
-94
-92
94
96
98
100
102
104
THD (dB)
SFDR (dB)
V
REF
= 5V
10
0
10
1
10
2
10
3
Input Frequency (kHz)
-110
-105
-100
-95
-90
-85
-80
-75
THD (dB)
SFDR (dB)
75
80
85
90
95
100
105
110
V
REF
= 5V
10
0
10
1
10
2
10
3
Input Frequency (kHz)
70
72
74
76
78
80
82
84
86
88
90
SNR (dB)
SINAD (dB)
V
REF
= 2.5V
-40 -20
0
20
40
60
80
100 120 140
Temperature (
oC)
-96
-95
-94
-93
-92
-91
-90
THD (dB)
SFDR (dB)
94
95
96
97
98
99
100
V
REF
= 2.5V
10
0
10
1
10
2
10
3
Input Frequency (kHz)
-110
-105
-100
-95
-90
-85
-80
-75
75
80
85
90
95
100
105
110
THD (dB)
SFDR (dB)
V
REF
= 2.5V



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