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參數(shù)資料
型號: MCP3204T-CI/ST
廠商: Microchip Technology
文件頁數(shù): 10/40頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 2.7V 4CH SPI14TSSOP
標準包裝: 2,500
位數(shù): 12
采樣率(每秒): 100k
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: 14-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 14-TSSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個單端,單極;2 個偽差分,單極
MCP3204/3208
DS21298E-page 18
2008 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
V
T = 0.6V
V
T = 0.6V
ILEAKEAGE
Sampling
Switch
SS
RS = 1 k
C
SAMPLE
= DAC capacitance
VSS
VDD
= 20 pF
±1 nA
Legend
VA
= Signal Source
Ileakage
= Leakage Current At The Pin
Due To Various Junctions
Rss
= Source Impedance
SS
= Sampling switch
CHx
= Input Channel Pad
Rs
= Sampling switch resistor
Cpin
= Input Pin Capacitance
Csample
= Sample/hold capacitance
Vt
= Threshold Voltage
0.0
0.5
1.0
1.5
2.0
2.5
100
1000
10000
Input Resistance (Ohms)
Clock
Frequency
(MHz)
VDD = 5 V
VDD = 2.7 V
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