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參數資料
型號: MCP3201T-CI/ST
廠商: Microchip Technology
文件頁數: 10/40頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 2.7V 1CH SPI 8TSSOP
標準包裝: 2,500
位數: 12
采樣率(每秒): 100k
數據接口: 串行,SPI?
轉換器數目: 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: 8-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 8-TSSOP
包裝: 帶卷 (TR)
輸入數目和類型: 1 個單端,單極
其它名稱: MCP3201T-CI/ST -ND
MCP3201
DS21290F-page 18
1998-2011 Microchip Technology Inc.
FIGURE 4-1:
Analog Input Model.
FIGURE 4-2:
Maximum Clock Frequency
vs. Input Resistance (RS) to maintain less than a
0.1 LSB deviation in INL from nominal
conditions.
CPIN
VA
RSS CHx
7pF
VT = 0.6V
ILEAKAGE
Sampling
Switch
SS
RS = 1 k
CSAMPLE
= DAC capacitance
VSS
VDD
= 20 pF
±1 nA
Legend:
VA
=
Signal Source
RSS = Source Impedance
CHx
=
Input Channel Pad
CPIN = Input Pin Capacitance
VT = Threshold Voltage
ILEAKAGE = Leakage Current At The Pin
Due To Various Junctions
SS
=
Sampling Switch
RS = Sampling Switch Resistor
CSAMPLE = Sample/hold Capacitance
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
100
1000
10000
Input Resistance (Ohms)
C
loc
k
Fr
e
que
nc
y
(M
H
z
)
VDD = VREF = 5V
VDD = VREF = 2.7V
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