參數(shù)資料
型號(hào): MCP3221
廠商: Microchip Technology Inc.
英文描述: 560KBITS BRAM 400000 SYSTEM GATES 404 I/ - NOT RECOMMENDED for NEW DESIGN
中文描述: 低功耗12位A / D轉(zhuǎn)換器具有I2C⑩接口
文件頁數(shù): 10/27頁
文件大小: 520K
代理商: MCP3221
MCP3221
DS21732B-page 10
2003 Microchip Technology Inc.
Note:
Unless otherwise indicated, V
DD
= 5V, V
SS
= 0V, I
2
C Fast Mode Timing (SCL = 400 kHz), Continuous Conversion
Mode (f
SAMP
= 22.3 ksps), T
A
= +25°C.
FIGURE 2-31:
Rate.
I
DD
(Conversion) vs. Clock
FIGURE 2-32:
Temperature.
I
DD
(Conversion) vs.
FIGURE 2-33:
I
DDA
(Active Bus) vs. V
DD
.
FIGURE 2-34:
Rate.
I
DDA
(Active Bus) vs. Clock
FIGURE 2-35:
Temperature.
I
DDA
(Active Bus) vs.
FIGURE 2-36:
I
DDS
(Standby) vs. V
DD
.
0
20
40
60
80
100
120
140
160
180
200
0
100
200
300
400
I
2
C Clock Rate (kHz)
I
D
V
DD
= 5V
V
DD
= 2.7V
0
50
100
150
200
250
-50
-25
0
25
50
75
100
125
Temperature (°C)
I
D
V
DD
= 5V
V
DD
= 2.7V
0
10
20
30
40
50
60
70
80
90
100
2.5
3
3.5
4
4.5
5
5.5
V
DD
(V)
I
D
0
10
20
30
40
50
60
70
80
90
100
0
100
200
300
400
I
2
C Clock Rate (kHz)
I
D
V
DD
= 5V
V
DD
= 2.7V
0
10
20
30
40
50
60
70
80
90
100
-50
-25
0
25
50
75
100
125
Temperature (°C)
I
D
V
DD
= 5V
V
DD
= 2.7V
0
10
20
30
40
50
60
2.5
3
3.5
4
4.5
5
5.5
V
DD
(V)
I
D
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