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LTC1285CS8#PBF PDF预览

LTC1285CS8#PBF

更新时间: 2024-09-24 13:09:43
品牌 Logo 应用领域
凌特 - Linear 转换器模数转换器光电二极管
页数 文件大小 规格书
24页 411K
描述
LTC1285 - 3V Micropower Sampling 12-Bit A/D Converters in SO-8 Packages; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C

LTC1285CS8#PBF 技术参数

是否Rohs认证: 符合生命周期:Transferred
零件包装代码:SOIC包装说明:SOP,
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:3.91最大模拟输入电压:3.05 V
最小模拟输入电压:-0.05 V转换器类型:ADC, SUCCESSIVE APPROXIMATION
JESD-30 代码:R-PDSO-G8JESD-609代码:e3
长度:4.9 mm最大线性误差 (EL):0.0488%
湿度敏感等级:1模拟输入通道数量:1
位数:12功能数量:1
端子数量:8最高工作温度:70 °C
最低工作温度:输出位码:BINARY
输出格式:SERIAL封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
认证状态:Not Qualified采样速率:0.0075 MHz
采样并保持/跟踪并保持:SAMPLE座面最大高度:1.75 mm
最大压摆率:0.32 mA标称供电电压:3 V
表面贴装:YES技术:CMOS
温度等级:COMMERCIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:3.9 mmBase Number Matches:1

LTC1285CS8#PBF 数据手册

 浏览型号LTC1285CS8#PBF的Datasheet PDF文件第2页浏览型号LTC1285CS8#PBF的Datasheet PDF文件第3页浏览型号LTC1285CS8#PBF的Datasheet PDF文件第4页浏览型号LTC1285CS8#PBF的Datasheet PDF文件第5页浏览型号LTC1285CS8#PBF的Datasheet PDF文件第6页浏览型号LTC1285CS8#PBF的Datasheet PDF文件第7页 
LTC1285/LTC1288  
3V Micropower Sampling  
12-Bit A/D Converters in  
SO-8 Packages  
U
DESCRIPTION  
FEATURES  
TheLTC®1285/LTC1288are3Vmicropower, 12-bit, suc-  
cessive approximation sampling A/D converters. They  
typically draw only 160µA of supply current when con-  
verting and automatically power down to a typical supply  
currentof1nAwhenevertheyarenotperformingconver-  
sions. They are packaged in 8-pin SO packages and  
operate on 3V to 6V supplies. These 12-bit, switched-  
capacitor, successive approximation ADCs include  
sample-and-holds. The LTC1285 has a single differential  
analog input. The LTC1288 offers a software selectable  
2-channel MUX.  
12-Bit Resolution  
8-Pin SO Plastic Package  
Low Cost  
Low Supply Current: 160µA Typ  
Auto Shutdown to 1nA Typ  
Guaranteed ±3/4LSB Max DNL  
Single Supply 3V to 6V Operation  
Differential Inputs (LTC1285)  
2-Channel MUX (LTC1288)  
On-Chip Sample-and-Hold  
100µs Conversion Time  
Sampling Rates:  
On-chip serial ports allow efficient data transfer to a wide  
rangeofmicroprocessorsandmicrocontrollersoverthree  
wires.This,coupledwithmicropowerconsumption,makes  
remote location possible and facilitates transmitting data  
through isolation barriers.  
7.5ksps (LTC1285)  
6.6ksps (LTC1288)  
I/O Compatible withU SPI, Microwire, etc.  
APPLICATIONS  
These circuits can be used in ratiometric applications or  
with an external reference. The high impedance analog  
inputs and the ability to operate with reduced spans (to  
1.5V full scale) allow direct connection to sensors and  
transducersinmanyapplications, eliminatingtheneedfor  
gain stages.  
Pen Screen Digitizing  
Battery-Operated Systems  
Remote Data Acquisition  
Isolated Data Acquisition  
Battery Monitoring  
Temperature Measurement  
, LTC and LT are registered trademarks of Linear Technology Corporation.  
U
TYPICAL APPLICATIONS N  
12µW, S0-8 Package, 12-Bit ADC  
Supply Current vs Sample Rate  
Samples at 200Hz and Runs Off a 3V Supply  
1000  
T
= 25°C  
A
V
V
= 2.7V  
CC  
REF  
CLK  
1µF  
3V  
= 2.5V  
f
= 120kHz  
100  
10  
1
MPU  
(e.g., 8051)  
1
2
3
4
8
V
V
P1.4  
P1.3  
P1.2  
REF  
CC  
7
6
5
+IN  
CLK  
ANALOG INPUT  
0V TO 3V RANGE  
LTC1285  
–IN  
D
OUT  
SERIAL DATA LINK  
GND  
CS/SHDN  
LTC1285/88 • TA01  
0.1  
1
10  
100  
SAMPLE FREQUENCY (kHz)  
LTC1285/88 • TA02  
1

LTC1285CS8#PBF 替代型号

型号 品牌 替代类型 描述 数据表
LTC1285CS8#TRPBF Linear

完全替代

LTC1285 - 3V Micropower Sampling 12-Bit A/D Converters in SO-8 Packages; Package: SO; Pins
ADS7822U TI

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12-Bit, High-Speed, 2.7V microPower Sampling ANALOG-TO-DIGITAL CONVERTER

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