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MCP33131 датащи(PDF) 21 Page - Microchip Technology

номер детали MCP33131
подробное описание детали  1 Msps/500 kSPS 16/14/12-Bit Single-Ended Input SAR ADC
PDF  54 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP33131 датащи(HTML) 21 Page - Microchip Technology

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 2018 Microchip Technology Inc.
DS20006122A-page 21
MCP33131/MCP33121/MCP33111-XX
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.
MCP33121-10: Sample Rate (fS) = 1 Msps, SPI Clock Input (SCLK) = 60 MHz.
MCP33121-05: Sample Rate (fS) = 500 kSPS, SPI Clock Input (SCLK) = 30 MHz.
FIGURE 3-25:
THD/SFDR vs. Input
Amplitude: VREF = 5V.
FIGURE 3-26:
Shorted Input Histogram:
VREF = 5V.
FIGURE 3-27:
Offset and Gain Error vs.
Temperature: VREF = 5V.
FIGURE 3-28:
THD/SFDR vs. Input
Amplitude: VREF = 2.5V.
FIGURE 3-29:
Shorted Input Histogram:
VREF = 2.5V.
FIGURE 3-30:
Offset and Gain Error vs.
Temperature: VREF = 2.5V.
-30
-25
-20
-15
-10
-5
0
Input Amplitude (dBFS)
-105
-100
-95
-90
-85
-80
-75
-70
-65
-60
60
65
70
75
80
85
90
95
100
105
THD (dB)
SFDR (dB)
V
REF
= 5V
-3
-2
-1
012345
Output Code
0
2
4
6
8
10
12
10
5
63284
985144
148
V
REF
= 5V
-40
-20
0
20
40
60
80
100 120 140
Temperature (
oC)
0
100
200
300
400
500
600
700
0
0.33
0.66
0.98
1.31
1.64
1.97
2.29
Offset Error
Gain Error
V
REF
= 5V
-30
-25
-20
-15
-10
-5
0
Input Amplitude (dBFS)
-105
-100
-95
-90
-85
-80
-75
-70
-65
-60
60
65
70
75
80
85
90
95
100
105
THD (dB)
SFDR (dB)
V
REF
= 2.5V
-4
-3
-2
-1
0123456
Output Code
0
2
4
6
8
10
10
5
234082
719460
79234
15798
2
V
REF
= 2.5V
-40
-20
0
20
40
60
80
100 120 140
Temperature (
oC)
-300
-200
-100
0
100
200
300
400
-1.97
-1.31
-0.66
0
0.66
1.31
1.97
2.62
Offset Error
V
REF
= 2.5V
Gain Error



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