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MCP33131 датащи(PDF) 13 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) 13 Page - Microchip Technology

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 2018 Microchip Technology Inc.
DS20006122A-page 13
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.
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 2-13:
SNR/SINAD/ENOB vs. VREF
FIGURE 2-14:
SNR/SINAD vs.
Temperature: VREF = 5V.
FIGURE 2-15:
SNR/SINAD vs. Input
Amplitude: FIN = 10 kHz.
FIGURE 2-16:
SFDR/THD vs. VREF
FIGURE 2-17:
SNR/SINAD vs.
Temperature: VREF = 2.5V.
FIGURE 2-18:
SNR/SINAD vs. Input
Amplitude: FIN = 10 kHz.
2
2.5
3
3.5
4
4.5
5
5.5
Reference Voltage (V)
74
76
78
80
82
84
86
88
90
ENOB
SNR (dB)
SINAD (dB)
12
12.5
13
13.5
14
-40
-20
0
20
40
60
80
100 120 140
Temperature (
oC)
83
84
85
86
87
88
SNR (dB)
SINAD (dB)
V
REF
= 5V
-30
-25
-20
-15
-10
-5
0
Input Amplitude (dBFS)
80
81
82
83
84
85
86
87
88
89
90
SNR (dBFS)
SINAD(dBFS)
V
REF
= 5V
2
2.5
3
3.5
4
4.5
5
5.5
Reference Voltage (V)
-100
-98
-96
-94
-92
-90
THD (dB)
SFDR (dB)
90
92
94
96
98
100
-40
-20
0
20
40
60
80
100 120 140
Temperature (
oC)
74
75
76
77
78
79
80
81
82
83
84
SNR (dB)
SINAD (dB)
V
REF
= 2.5V
-30
-25
-20
-15
-10
-5
0
Input Amplitude (dBFS)
75
76
77
78
79
80
81
82
83
84
85
SNR (dBFS)
SINAD(dBFS)
V
REF
= 2.5V



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