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参数资料
| 型号： | ADM00398 |
| 厂商： | Microchip Technology |
| 文件页数： | 9/17页 |
| 文件大小： | 0K |
| 描述： | BOARD EVAL FOR 16BIT MCU MCP3911 |
| 设计资源： | MCP3911 Eval Brd Schematics ADM00398 BOM ADM00398 Gerber Files |
| 标准包装： | 1 |
| 类型： | MCU |
| 适用于相关产品： | MCP3911，PIC24FJ256GA110 |
| 所含物品： | 板，线缆 |
2012 Microchip Technology Inc.
DS22286A-page 17
MCP3911
Note:
Unless otherwise indicated, AVDD = 3.3V, DVDD = 3.3V; TA = 25°C, MCLK = 4 MHz; PRESCALE = 1;
OSR = 256; GAIN = 1; Dithering = Maximum; VIN = -0.5 dBFS @ 60 Hz, VREFEXT = 0; CLKEXT = 1,
AZ_FREQ = 0; BOOST = 1X.
FIGURE 2-37:
VREF Drift Data Histogram
Chart.
FIGURE 2-38:
Integral Non-Linearity
(Dithering Maximum).
FIGURE 2-39:
Integral Non-Linearity
(Dithering Off).
FIGURE 2-40:
Operating Current vs.
MCLK, VDD = 3.3V.
FIGURE 2-41:
Operating Current vs.
MCLK, VDD = 2.7V.
0369
12
15
18
21
24
Frequency
of
Occurrence
Internal Voltage Reference Drift (ppm/C)
10
-5
0
5
10
15
20
25
n
Linearity
Error
(ppm)
Channel 1
-25
-20
-15
-10
-0.6
-0.3
0
0.3
0.6
Integral
No
Input Voltage (V)
Channel 0
10
-5
0
5
10
15
20
25
n
Linearity
Error
(ppm)
Channel 0
Channel 1
-25
-20
-15
-10
-0.6
-0.3
0
0.3
0.6
Integral
No
Input Voltage (V)
Channel 1
1.5
2
2.5
3
3.5
4
4.5
I DD
(mA)
AI
DD, Boost = 2x
AI
DD, Boost = 1x
AI
DD, Boost = 0.6x
0
0.5
1
5
0 2.5 5 7.5 10 12.5 15 17.5 20 22.5 25 27.5 30
MCLK Frequency (MHz)
AI
DD, Boost = 0.5x
DI
DD, All Boost Settings
1.5
2
2.5
3
3.5
4
I DD
(mA)
AI
DD, Boost = 2x
AI
DD, Boost = 1x
AI
DD, Boost = 0.6x
0
0.5
1
0 2.5 5 7.5 10 12.5 15 17.5 20 22.5 25 27.5 30
MCLK Frequency (MHz)
AI
DD, Boost = 0.5x
DI
DD, All Boost Settings
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