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LTC1400IS8 PDF预览

LTC1400IS8

更新时间: 2024-09-25 22:36:19
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
20页 518K
描述
Complete SO-8, 12-Bit, 400ksps ADC with Shutdown

LTC1400IS8 技术参数

是否Rohs认证: 不符合生命周期:Transferred
零件包装代码:SOIC包装说明:SOP, SOP8,.25
针数:8Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.07Is Samacsys:N
最大模拟输入电压:2.048 V最小模拟输入电压:-2.048 V
最长转换时间:2.1 µs转换器类型:ADC, SUCCESSIVE APPROXIMATION
JESD-30 代码:R-PDSO-G8JESD-609代码:e0
长度:4.9025 mm最大线性误差 (EL):0.0244%
湿度敏感等级:1标称负供电电压:-5 V
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:85 °C最低工作温度:-40 °C
输出位码:BINARY, 2'S COMPLEMENT BINARY输出格式:SERIAL
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP8,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):235
电源:5,GND/-5.2 V认证状态:Not Qualified
采样速率:0.4 MHz采样并保持/跟踪并保持:SAMPLE
座面最大高度:1.752 mm子类别:Analog to Digital Converters
标称供电电压:5 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Tin/Lead (Sn/Pb)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:20宽度:3.899 mm
Base Number Matches:1

LTC1400IS8 数据手册

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LTC1400  
Complete SO-8, 12-Bit,  
400ksps ADC with Shutdown  
U
FEATURES  
DESCRIPTION  
The LTC®1400 is a complete 400ksps, 12-bit A/D con-  
verterwhichdrawsonly75mWfroma5Vor± 5Vsupplies.  
This easy-to-use device comes complete with a 200ns  
sample-and-hold and a precision reference. Unipolar and  
bipolar conversion modes add to the flexibility of the ADC.  
The LTC1400 has two power saving modes: Nap and  
Sleep. In Nap mode, it consumes only 6mW of power and  
can wake up and convert immediately. In the Sleep mode,  
it consumes 30µW of power typically. Upon power-up  
from Sleep mode, a reference ready (REFRDY) signal is  
available in the serial data word to indicate that the  
reference has settled and the chip is ready to convert.  
Complete 12-Bit ADC in SO-8  
Single Supply 5V or ±5V Operation  
Sample Rate: 400ksps  
Power Dissipation: 75mW (Typ)  
72dB S/(N + D) and 80dB THD at Nyquist  
No Missing Codes over Temperature  
Nap Mode with Instant Wake-Up: 6mW  
Sleep Mode: 30µW  
High Impedance Analog Input  
Input Range (1mV/LSB): 0V to 4.096 or ± 2.048V  
Internal Reference Can Be Overdriven Externally  
3-Wire Interface to DSPs and Processors (SPI and  
MICROWIRETM Compatible)  
The LTC1400 converts 0V to 4.096V unipolar inputs from  
a single 5V supply and ±2.048V bipolar inputs from ±5V  
supplies. Maximum DC specs include ±1LSB INL, ±1LSB  
DNLand45ppm/°Cdriftovertemperature. GuaranteedAC  
performance includes 70dB S/(N + D) and 76dB THD at  
an input frequency of 100kHz, over temperature.  
U
APPLICATIONS  
High Speed Data Acquisition  
Digital Signal Processing  
Multiplexed Data Acquisition Systems  
Audio and Telecom Processing  
Digital Radio  
Spectrum Analysis  
Low Power and Battery-Operated Systems  
Handheld or Portable Instruments  
The 3-wire serial port allows compact and efficient data  
transfertoawiderangeofmicroprocessors,microcontrollers  
and DSPs.  
, LTC and LT are registered trademarks of Linear Technology Corporation.  
MICROWIRE is a trademark of National Semiconductor Corp.  
U
TYPICAL APPLICATION  
Power Consumption vs Sample Rate  
Single 5V Supply, 400kHz, 12-Bit Sampling A/D Converter  
100  
5V  
1
8
NORMAL CONVERSION  
10  
V
V
SS  
CC  
+
10µF  
0.1µF  
NAP MODE  
BETWEEN CONVERSION  
1
MPU  
P1.4  
LTC1400  
2
7
ANALOG INPUT  
(0V TO 4.096V)  
A
V
CONV  
CLK  
IN  
SLEEP AND NAP MODE  
3
4
6
5
2.42V REF  
P1.3  
P1.2  
REF  
OUT  
0.1  
0.01  
BETWEEN CONVERSION  
+
GND  
D
SLEEP MODE BETWEEN  
CONVERSION  
10µF  
0.1µF  
OUT  
SERIAL  
DATA LINK  
LTC1400 • TA01  
6.4MHz CLOCK  
0.001  
100  
SAMPLE RATE (Hz)  
0.01 0.1  
1
10  
1k 10k 100k 1M  
LTC1400 • TA02  
1

LTC1400IS8 替代型号

型号 品牌 替代类型 描述 数据表
TLC2551IDR TI

类似代替

12 位 400kSPS ADC,串行输出、TMS320 兼容(最高 10MHz)和单通道
TLC2551ID TI

类似代替

5 V, LOW POWER, 12-BIT, 400 KSPS, SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER DOWN
TLV1572ID TI

功能相似

2.7 V TO 5.5 V, 10-BIT, 1.25 MSPS SERIAL ANALOG-TO-DIGITAL CONVERTER WITH AUTO-POWERDOWN

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