Unless otherwise indicated, AVDD
參數(shù)資料
型號: MCP3911A0-E/ML
廠商: Microchip Technology
文件頁數(shù): 8/17頁
文件大?。?/td> 0K
描述: IC AFE 24BIT 125KSPS 2CH 20-QFN
標(biāo)準包裝: 91
位數(shù): 24
通道數(shù): 2
電壓 - 電源,模擬: 2.7 V ~ 3.6 V
電壓 - 電源,數(shù)字: 2.7 V ~ 3.6 V
封裝/外殼: 20-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN(4x4)
包裝: 管件
MCP3911
DS22286A-page 16
2012 Microchip Technology Inc.
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 2-31:
Channel 0 Offset vs.
Temperature.
FIGURE 2-32:
Channel 1 Offset vs.
Temperature.
FIGURE 2-33:
Channel to Channel Offset
Match vs. Temperature.
FIGURE 2-34:
Gain Error vs. Temperature.
FIGURE 2-35:
Internal Voltage Reference
vs. Temperature.
FIGURE 2-36:
Internal Voltage Reference
vs. Supply Voltage.
50
100
150
200
250
300
350
400
a
nnel
0
Offset
(
P
V)
G=32
G=16
G=8
G=4
-100
-50
0
50
-50
-25
0
25
50
75
100
125
150
Ch
a
Temperature (°C)
G=2
G=1
50
100
150
200
250
300
350
400
a
nnel
1
Offset
(
P
V)
G=32
G=16
G=8
G=4
-100
-50
0
50
-50
-25
0
25
50
75
100
125
150
Ch
a
Temperature (°C)
G=2
G=1
-80
-60
-40
-20
0
O
ffset
Error
(P
V)
CHANNEL 0
CHANNEL 1
-120
-100
-50
-25
0
25
50
75
100
125
150
O
Temperature (°C)
CHANNEL 0
1.1997
1.1998
1.1999
1.2000
1.2001
1.2002
1.2003
2.5 2.6 2.7 2.8 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6
Internal
V
o
ltage
Reference
(V)
V
DD (V)
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