Datasheet > LTC1405

LTC1405

更新时间： 2024-11-27 14:57:39

品牌	Logo	应用领域
亚德诺 - ADI		/
页数	文件大小	规格书
20页	328K
描述
12 位、5Msps、采样 ADC

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中文翻译

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数据手册

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LTC1405 数据手册

LTC1405

12-Bit, 5Msps,

Sampling ADC

FEATURES

DESCRIPTIO

The LTC^®1405 is a 5Msps, 12-bit sampling A/D converter

that draws only 115mW from either single 5V or dual ±5V

supplies. Thiseasy-to-usedeviceincludesahighdynamic

range sample-and-hold, a precision reference and a PGA

input circuit.

■

5Msps Sample Rate

■

Low Power Dissipation: 115mW

■

Single 5V Supply or ±5V Supplies

■

71.3dB S/(N + D) and 85dB SFDR at Nyquist

■

100MHz Full-Power Bandwidth Sampling

■

Input PGA

TheLTC1405hasaflexibleinputcircuitthatallowsfull-scale

inputrangesof±2.048V,±1.024Vand±0.512V. Theinput

common mode range is rail-to-rail and a common mode

biasvoltageisprovidedforsinglesupplyapplications.The

input PGA has a digitally selectable 1x or 2x gain.

■

Integral Nonlinearity Error <0.35LSB

■

Differential Nonlinearity <0.25LSB

■

±2.048V, ±1.024V and ±0.512V Bipolar Input Range

■

Out-of-Range Indicator

■

True Differential Inputs with 75dB CMRR

■

Maximum DC specs include ±1LSB INL and ±1LSB DNL

over temperature. Outstanding AC performance includes

71.3dB S/(N + D) and 85dB SFDR at the Nyquist input fre-

quency of 2.5MHz.

Pin-Compatible 10Msps Version (LTC1420)

^{28-Pin Narrow S}U^{SOP Package}

APPLICATIO S

■

Theuniquedifferentialinputsample-and-holdcanacquire

single-ended or differential input signals up to its 100MHz

bandwidth.The75dBcommonmoderejectionallowsusers

to eliminate ground loops and common mode noise by

measuring signals differentially from the source. A sepa-

rate output logic supply allows direct connection to 3V

components.

Telecommunications

Digital Signal Processing

Multiplexed Data Acquisition Systems

High Speed Data Acquisition

Spectral Analysis

Imaging Systems

■

, LTC and LT are registered trademarks of Linear Technology Corporation.

All other trademarks are the property of their respective owners.

TYPICAL APPLICATION

OPTIONAL 3V

LOGIC SUPPLY

1µF

(PIN 7)

(PIN 23)

Typical INL Curve

GAIN

1.00

0.75

S/H

PIPELINED 12-BIT ADC

0.50

0.25

–A

D11 (MSB)

OUTPUT

BUFFERS

1µF

MODE SELECT

DIGITAL CORRECTION

LOGIC

–0.25

–0.50

–0.75

–1.00

D0 (LSB)

SENSE

2.5V

REFERENCE

5MHz CLK

REF

1µF

2.048V

1024

2048

CODE

3072

4096

1405 TA02

1405 TA01

GND

(PIN 6)

GND

(PIN 8)

GND

(PIN 24)

OGND

0V OR –5V

1405fa

12 3 4 5 6 7...20

中文翻译

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与LTC1405相关器件

型号	品牌	获取价格	描述	数据表
LTC1405_1	Linear	获取价格	12-Bit, 5Msps, Sampling ADC
LTC1405C	Linear	获取价格	12-Bit, 5Msps, Sampling ADC
LTC1405CGN	Linear	获取价格	12-Bit, 5Msps, Sampling ADC
LTC1405CGN#PBF	Linear	获取价格	LTC1405 - 12-Bit, 5Msps, Sampling ADC; Package: SSOP; Pins: 28; Temperature Range: 0&d
LTC1405CGN#TR	Linear	获取价格	LTC1405 - 12-Bit, 5Msps, Sampling ADC; Package: SSOP; Pins: 28; Temperature Range: 0&d
LTC1405CGN#TRPBF	Linear	获取价格	LTC1405 - 12-Bit, 5Msps, Sampling ADC; Package: SSOP; Pins: 28; Temperature Range: 0&d
LTC1405I	Linear	获取价格	12-Bit, 5Msps, Sampling ADC
LTC1405IGN	Linear	获取价格	12-Bit, 5Msps, Sampling ADC
LTC1405IGN#PBF	Linear	获取价格	暂无描述
LTC1405IGN#TR	Linear	获取价格	LTC1405 - 12-Bit, 5Msps, Sampling ADC; Package: SSOP; Pins: 28; Temperature Range: -40&

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