參數(shù)資料
型號: LTC2256IUJ-14#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
封裝: 6 X 6 MM, LEAD FREE, PLASTIC, QFN-40
文件頁數(shù): 10/32頁
文件大?。?/td> 1546K
代理商: LTC2256IUJ-14#TRPBF
LTC2258-14
LTC2257-14/LTC2256-14
18
225814fa
APPLICATIONS INFORMATION
Figure 5. Recommended Front-End Circuit for
Input Frequencies from 170MHz to 270MHz
Figure 6. Recommended Front-End Circuit for
Input Frequencies Above 270MHz
DC level. At higher input frequencies a transmission line
balun transformer (Figures 4 to 6) has better balance,
resulting in lower A/D distortion.
Amplier Circuits
Figure 7 shows the analog input being driven by a high
speed differential amplier. The output of the amplier is AC
coupled to the A/D so the amplier’s output common mode
voltage can be optimally set to minimize distortion.
Figure 4. Recommended Front-End Circuit for
Input Frequencies from 70MHz to 170MHz
At very high frequencies an RF gain block will often have
lower distortion than a differential amplier. If the gain
block is single-ended, then a transformer circuit (Figures 4
to 6) should convert the signal to differential before driv-
ing the A/D.
25Ω
50Ω
0.1μF
AIN
+
AIN
4.7pF
0.1μF
VCM
ANALOG
INPUT
0.1μF
T1
T2
T1: MA/COM MABA-007159-000000
T2: MA/COM MABAES0060
RESISTORS, CAPACITORS ARE 0402 PACKAGE SIZE
225814 F04
LTC2258-14
25Ω
50Ω
0.1μF
AIN
+
AIN
1.8pF
0.1μF
VCM
ANALOG
INPUT
0.1μF
T1
T2
T1: MA/COM MABA-007159-000000
T2: COILCRAFT WBC1-1LB
RESISTORS, CAPACITORS ARE 0402 PACKAGE SIZE
225814 F05
LTC2258-14
25Ω
50Ω
0.1μF
2.7nH
AIN
+
AIN
0.1μF
VCM
ANALOG
INPUT
0.1μF
T1
T1: MA/COM ETC1-1-13
RESISTORS, CAPACITORS
ARE 0402 PACKAGE SIZE
225814 F06
LTC2258-14
相關(guān)PDF資料
PDF描述
LTC2256IUJ-14#PBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
LTC2257CUJ-14#PBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
LTC2257IUJ-14#PBF 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQCC40
LTC2259CUJ-16#PBF PROPRIETARY METHOD ADC, PQCC40
LTC2259IUJ-16#PBF PROPRIETARY METHOD ADC, PQCC40
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC2256UJ-12 制造商:LINER 制造商全稱:Linear Technology 功能描述:12-Bit, 65/40/2 5Msps Ultralow Power 1.8V ADCs
LTC2256UJ-14 制造商:LINER 制造商全稱:Linear Technology 功能描述:14-Bit, 65/40/25Msps Ultralow Power 1.8V ADCs
LTC2257-12 制造商:LINER 制造商全稱:Linear Technology 功能描述:12-Bit, 65/40/2 5Msps Ultralow Power 1.8V ADCs
LTC2257-14 制造商:LINER 制造商全稱:Linear Technology 功能描述:14-Bit, 65/40/25Msps Ultralow Power 1.8V ADCs
LTC2257CUJ-12#PBF 功能描述:IC ADC 12BIT 40MSPS 1.8V 40-QFN RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 模數(shù)轉(zhuǎn)換器 系列:- 標準包裝:1,000 系列:- 位數(shù):12 采樣率(每秒):300k 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 功率耗散(最大):75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC(0.295",7.50mm 寬) 供應商設備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數(shù)目和類型:1 個單端,單極;1 個單端,雙極