参数资料
型号: MCP3551DM-PCTL
厂商: Microchip Technology
文件页数: 36/36页
文件大小: 0K
描述: BOARD DEMO FOR MCP3551
产品培训模块: MCP3901 Analog Front End
标准包装: 1
系列: PICtail™
ADC 的数量: 1
位数: 22
采样率(每秒): 14
数据接口: 串行
输入范围: ±VREF
工作温度: -40°C ~ 125°C
已用 IC / 零件: MCP3551
已供物品: 板,CD
2009 Microchip Technology Inc.
DS21950E-page 9
MCP3550/1/3
Note: Unless otherwise specified, TA = +25°C, VDD = 5V, VREF = 2.5V, VSS = 0V, VCM = VREF/2, VIN+ = VIN-.
All ppm units are ratioed against 2*VREF . Unless otherwise noted, graphs apply to entire MCP3550/1/3 family.
FIGURE 2-13:
Full Scale Error vs. VDD .
FIGURE 2-14:
Full Scale Error vs.
Temperature.
FIGURE 2-15:
Full Scale Error vs.
Temperature (VREF = 5.0V).
FIGURE 2-16:
MCP3550/1 Output Noise
Histogram.
FIGURE 2-17:
MCP3553 Output Noise
Histogram.
FIGURE 2-18:
Total Unadjusted Error
(TUE) vs. Input Voltage (VDD = 2.7V).
-5
-4
-3
-2
-1
0
1
2
3
4
5
2.53
3.54
4.55
5.5
VDD (V)
F
u
llSc
al
eEr
ro
r
(p
p
m
)
Positive Full Scale
Negative Full Scale
-10
-8
-6
-4
-2
0
2
4
6
8
10
-50
-25
0
25
50
75
100
125
Temperature (°C)
F
u
ll
S
c
al
e
Er
ro
r(
p
m
)
Positive Full Scale
Negative Full Scale
-10
-8
-6
-4
-2
0
2
4
6
8
10
-50
-25
0
255075
100
125
Temperature (°C)
Ful
lS
c
a
le
E
rr
o
r
(ppm)
Positive Full Scale
Negative Full Scale
0
500
1000
1500
2000
2500
3000
3500
4000
-15
-10
-5
0
5
10
15
Output Code (LSB)
Nu
m
b
er
o
f
O
cc
u
rre
n
ce
s
VDD = 5V
VREF = 2.5V
VCM = 1.25V
VIN = 0V
TA = 25C
16384
consecutiv
e readings
0
200
400
600
800
1000
1200
1400
1600
1800
-15
-10
-5
0
5
10
15
Output Code (LSB)
N
u
m
b
er
o
f
O
ccu
rr
en
ce
s
VDD = 5V
VREF = 2.5V
VCM = 1.25V
VIN = 0V
TA = 25°C
16384
consecutive
readings
-5.0
-4.0
-3.0
-2.0
-1.0
0.0
1.0
2.0
3.0
4.0
5.0
-2.5 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5
VIN (V)
TU
E
(
p
m
)
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