LM98714CCMTSLASHNOPB datasheet(1/114 Pages) TI1

tên linh kiện	LM98714CCMT/NOPB

Giải thích chi tiết về linh kiện	LM98714 Three Channel, 16-Bit, 45 MSPS Analog Front End with LVDS/CMOS Output

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LM98714

CCD Timing

Generator

Analog Front End

CCD/CIS Sensor

Sensor Drivers

Image Processor/ASIC

Data Output

SPI

Motor

Controllers

LM98714

www.ti.com

SNAS254A – OCTOBER 2006 – REVISED JANUARY 2014

LM98714 Three Channel, 16-Bit, 45 MSPS Analog Front End with LVDS/CMOS Output and

Integrated CCD/CIS Sensor Timing Generator

Check for Samples: LM98714

1

FEATURES

DESCRIPTION

The LM98714 is a fully integrated, high performance

2

•

LVDS/CMOS Outputs

16-Bit, 45 MSPS signal processing solution for digital

•

LVDS/CMOS Pixel Rate Input Clock or ADC

color copiers, scanners, and other image processing

Input Clock

applications.

High-speed

signal

throughput

is

•

CDS or S/H Processing for CCD or CIS

achieved with an innovative architecture utilizing

Correlated

Double

Sampling

(CDS),

typically

Sensors

employed with CCD arrays, or Sample and Hold

•

Independent Gain/Offset Correction for Each

(S/H) inputs (for Contact Image Sensors and CMOS

Channel

image sensors). The signal paths utilize 8 bit

•

Digital Black Level Correction Loop for Each

Programmable Gain Amplifiers (PGA), a ±9-Bit offset

Channel

correction DAC and independently controlled Digital

Black Level correction loops for each input. The PGA

•

Programmable Input Clamp Voltage

and offset DAC are programmed independently

•

Flexible CCD/CIS Sensor Timing Generator

allowing unique values of gain and offset for each of

the three inputs. The signals are then routed to a

APPLICATIONS

45MHz high performance analog-to-digital converter

(ADC). The fully differential processing channel

•

Multi-Function Peripherals

shows exceptional noise immunity, having a very low

•

Facsimile Equipment

noise floor of –74dB. The 16-bit ADC has excellent

•

Flatbed or Handheld Color Scanners

dynamic

performance

making

the

LM98714

transparent in the image reproduction chain.

•

High-Speed Document Scanner

KEY SPECIFICATIONS

•

Maximum Input Level: 1.2 or 2.4 Volt Modes

–

(Both with + or - Polarity Option)

•

ADC Resolution: 16-Bit

•

ADC Sampling Rate: 45 MSPS

•

INL: ±23 LSB (Typ)

Figure 1. System Block Diagram

•

Channel Sampling Rate: 15/22.5/30 MSPS

•

PGA Gain Steps: 256 Steps

•

PGA Gain Range: 0.7 to 7.84x

•

Analog DAC Resolution: ±9 Bits

•

Analog DAC Range: ±300mV or ±600mV

•

Digital DAC Resolution: ±6 Bits

•

Digital DAC Range: -1024 LSB to + 1008 LSB

•

SNR: -74dB (@ 0 dB PGA Gain)

•

Power Dissipation: 505 mW (LVDS) 610 mW

(CMOS)

•

Operating Temp: 0 to 70°C

•

Supply Voltage: 3.3 V Nominal (3.0 V to 3.6 V

Range)

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

Số phần tương tự - LM98714CCMT/NOPB

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Texas Instruments	LM98714CCMT	733Kb / 17P	LM98714 Three Channel, 16-Bit, 45 MSPS Digital Copier Analog Front End with Integrated CCD/CIS Sensor Timing Generator and LVDS Output
	LM98714CCMT	6Mb / 115P	LM98714 Three Channel, 16-Bit, 45 MSPS Analog Front End with LVDS/CMOS Output
	LM98714CCMTX	733Kb / 17P	LM98714 Three Channel, 16-Bit, 45 MSPS Digital Copier Analog Front End with Integrated CCD/CIS Sensor Timing Generator and LVDS Output
	LM98714CCMTX	6Mb / 115P	LM98714 Three Channel, 16-Bit, 45 MSPS Analog Front End with LVDS/CMOS Output

More results

Mô tả tương tự - LM98714CCMT/NOPB

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
National Semiconductor ...	LM98714	598Kb / 12P	Three Channel, 16-Bit, 45 MSPS Digital Copier Analog Front End with Integrated CCD/CIS Sensor Timing Generator and LVDS Output
National Semiconductor ...	LM98722	481Kb / 14P	3 Channel, 16-Bit, 45 MSPS Analog Front End with LVDS/CMOS Output, Integrated CCD/CIS Sensor Timing Generator and Spread Spectrum Clock Generation
Texas Instruments	LM98640	1Mb / 47P	Dual Channel, 14-Bit, 40 MSPS Analog Front End with LVDS Output
	LM98640QML	1Mb / 52P	Dual Channel, 14-Bit, 40 MSPS Analog Front End with LVDS Output
	LM98714CCMTX	733Kb / 17P	LM98714 Three Channel, 16-Bit, 45 MSPS Digital Copier Analog Front End with Integrated CCD/CIS Sensor Timing Generator and LVDS Output
	LM98714	6Mb / 115P	LM98714 Three Channel, 16-Bit, 45 MSPS Analog Front End with LVDS/CMOS Output
	LM98722	708Kb / 20P	3 Channel, 16-Bit, 45 MSPS Analog Front End with LVDS/CMOS Output Integrated CCD/CIS Sensor Timing Generator and Spread Spectrum Clock Generation
	LM98722	5Mb / 150P	Channel, 16-Bit, 45 MSPS Analog Front End
	LM98640	804Kb / 46P	Dual Channel, 14-Bit, 40 MSPS Analog Front End with LVDS Output
	LM98640QML-SP	573Kb / 54P	Dual Channel, 14-Bit, 40 MSPS Analog Front End with LVDS Output

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