参数资料
型号: MCP3201-CI/P
厂商: Microchip Technology
文件页数: 10/40页
文件大小: 0K
描述: IC ADC 12BIT SINGLE CHAN 8DIP
标准包装: 60
位数: 12
采样率(每秒): 100k
数据接口: 串行,SPI?
转换器数目: 1
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
输入数目和类型: 1 个单端,单极
产品目录页面: 672 (CN2011-ZH PDF)
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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