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MCP3901 查看數據表(PDF) - Microchip Technology
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MCP3901
Two-Channel Analog Front End
Microchip Technology
MCP3901 Datasheet PDF : 62 Pages
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MCP3901
Note:
Unless otherwise indicated, AV
DD
= 5.0V, DV
DD
= 5.0 V; T
A
= 25°C, MCLK = 4 MHz; PRESCALE =
1
;
OSR = 64; GAIN =
1
; Dithering OFF; V
IN
= -0.5 dBFS @ 60 Hz.
100
80
60
40
20
0
-20
-40
-60
-80
-100
-0.5
Channel 1
OSR = 256
Dithering OFF
SCK = 8 MHz
Channel 0
-0.25
0
0.25
0.5
Input Voltage (V)
FIGURE 2-31:
(Dithering Off).
Integral Nonlinearity
2.5
2
AI
DD
BOOST OFF
1.5
1
DI
DD
0.5
0
0
1
2
3
4
5
6
MCLK (MHz)
FIGURE 2-33:
Operating Current vs.
Master Clock (MCLK).
50
40
30
20
10
0
-10
-20
-30
-40
-50
-0.5
OSR = 256
Dithering ON
SCK = 8 MHz
Channel 0
Channel 1
-0.25
0
0.25
0.5
Input Voltage (V)
FIGURE 2-32:
(Dithering On).
Integral Nonlinearity
DS22192D-page 14
©
2011 Microchip Technology Inc.
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