Note: Unless otherwise indicated, VDD
參數(shù)資料
型號(hào): MCP3221A6T-E/OT
廠商: Microchip Technology
文件頁(yè)數(shù): 27/28頁(yè)
文件大?。?/td> 0K
描述: ADC 12BIT I2C INTERFACE SOT23-5
標(biāo)準(zhǔn)包裝: 1
位數(shù): 12
采樣率(每秒): 22.3k
數(shù)據(jù)接口: I²C,串行
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 單電源
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: SC-74A,SOT-753
供應(yīng)商設(shè)備封裝: SOT-23-5
包裝: 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類型: 1 個(gè)單端,單極
其它名稱: MCP3221A6T-E/OTDKR
MCP3221
DS21732C-page 8
2006 Microchip Technology Inc.
Note: Unless otherwise indicated, VDD = 5V, VSS = 0V, I2C Fast Mode Timing (SCL = 400 kHz), Continuous Conversion
Mode (fSAMP = 22.3 ksps), TA = +25°C.
FIGURE 2-19:
Gain Error vs. Temperature.
FIGURE 2-20:
SNR vs. Input Frequency.
FIGURE 2-21:
THD vs. Input Frequency.
FIGURE 2-22:
Offset Error vs.
Temperature.
FIGURE 2-23:
SINAD vs. Input Frequency.
FIGURE 2-24:
SINAD vs. Input Signal
Level.
-3
-2
-1
0
1
2
3
-50
-25
0
25
50
75
100
125
Temperature (°C)
G
ai
n
Error
(L
S
B
)
VDD = 5V
VDD = 2.7V
0
10
20
30
40
50
60
70
80
90
100
110
Input Frequency (kHz)
SNR
(
d
B)
VDD = 5V
VDD = 2.7V
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
110
Input Frequency (kHz)
THD
(
d
B)
VDD = 2.7V
VDD = 5V
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
-50
-25
0
25
50
75
100
125
Temperature (°C)
O
ffset
Error
(LSB)
VDD = 5V
VDD = 2.7V
0
10
20
30
40
50
60
70
80
90
100
110
Input Frequency (kHz)
SI
NA
D
(d
B
)
VDD = 5V
VDD = 2.7V
0
10
20
30
40
50
60
70
80
-40
-30
-20
-10
0
Input Signal Level (dB)
S
INA
D
(dB
)
VDD = 5V
VDD = 2.7V
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