Unless otherwise indicated, VDD
參數(shù)資料
型號: MCP3008T-I/SL
廠商: Microchip Technology
文件頁數(shù): 2/40頁
文件大小: 0K
描述: IC ADC 10BIT 2.7V 8CH SPI 16SOIC
標(biāo)準(zhǔn)包裝: 2,600
位數(shù): 10
采樣率(每秒): 200k
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 8 個單端,單極;4 個偽差分,單極
MCP3004/3008
DS21295D-page 10
2008 Microchip Technology Inc.
Note:
Unless otherwise indicated, VDD = VREF = 5V, fCLK = 18* fSAMPLE, TA = +25°C.
FIGURE 2-19:
Gain Error vs. Temperature.
FIGURE 2-20:
Signal-to-Noise (SNR) vs.
Input Frequency.
FIGURE 2-21:
Total Harmonic Distortion
(THD) vs. Input Frequency.
FIGURE 2-22:
Offset Error vs.
Temperature.
FIGURE 2-23:
Signal-to-Noise and
Distortion (SINAD) vs. Input Frequency.
FIGURE 2-24:
Signal-to-Noise and
Distortion (SINAD) vs. Input Signal Level.
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0.0
-50
-25
0
25
50
75
100
Temperature (°C)
Gai
n
Error
(L
SB)
VDD = VREF = 5 V
fSAMPLE = 200 ksps
VDD = VREF = 2.7 V
fSAMPLE = 75 ksps
0
10
20
30
40
50
60
70
80
110
100
Input Frequency (kHz)
SNR
(d
B)
VDD = VREF = 2.7 V
fSAMPLE = 75 ksps
VDD = VREF = 5 V
fSAMPLE = 200 ksps
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
1
10
100
Input Frequency (kHz)
T
H
D
(
d
B)
VDD = VREF = 5 V
fSAMPLE = 200 ksps
VDD = VREF = 2.7 V
fSAMPLE = 75 ksps
0.0
0.2
0.4
0.6
0.8
1.0
1.2
-50
-25
0
25
50
75
100
Temperature (°C)
Offs
et
E
rror
(LS
B
)
VDD = VREF = 5 V
fSAMPLE = 200 ksps
VDD = VREF = 2.7 V
fSAMPLE = 75 ksps
0
10
20
30
40
50
60
70
80
1
10
100
Input Frequency (kHz)
SI
NA
D
(dB)
VDD = VREF = 2.7 V
fSAMPLE = 75 ksps
VDD = VREF = 5 V
fSAMPLE = 200 ksps
0
10
20
30
40
50
60
70
-40-35
-30-25
-20-15
-10
-5
0
Input Signal Level (dB)
SI
N
AD
(dB)
VDD = VREF = 2.7 V
fSAMPLE = 75 ksps
VDD = VREF = 5 V
fSAMPLE = 200 ksps
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