10-Bit

ADC

PLL

Serializer

1xADCLK

6xADCLK

IN1

P

IN1

N

OUT1

P

OUT1

N

LCLK

P

LCLK

N

ADCLK

P

ADCLK

N

12xADCLK

10-Bit

ADC

Serializer

Digital

Digital

Reference

IN8

P

IN8

N

OUT8

P

OUT8

N

Registers

ADC

Control

Clock

Buffer

Power-

Down

Channels

2to7

ADS5287

www.ti.com

SBAS428D – JANUARY 2008 – REVISED JUNE 2012

10-Bit, Octal-Channel ADC Up to 65MSPS

Check for Samples: ADS5287

1

FEATURES

DESCRIPTION

The ADS5287 is a high-performance, low-power,

234

•

Speed and Resolution Grades:

octal

channel

analog-to-digital

converter

(ADC).

–

10-bit, 65MSPS

Available in a 9mm × 9mm QFN package, with

•

Power Dissipation:

serialized low-voltage differential signaling (LVDS)

outputs and a wide variety of programmable features,

–

46mW/Channel at 30MSPS

the ADS5287 is highly customizable for a wide range

–

53mW/Channel at 40MSPS

of applications and offers an unprecedented level of

–

62mW/Channel at 50MSPS

system integration. An application note, XAPP774

(available at www.xilinx.com), describes how to

–

74mW/Channel at 65MSPS

interface the serial LVDS outputs of TI's ADCs to

•

61.7dBFS SNR at 10MHz IF

Xilinx® field-programmable gate arrays (FPGAs). The

•

Analog Input Full-Scale Range: 2VPP

ADS5287 is specified over the industrial temperature

range of –40°C to +85°C.

•

Low-Frequency Noise Suppression Mode

•

6dB Overload Recovery in One Clock

•

External and Internal (Trimmed) Reference

•

3.3V Analog Supply, 1.8V Digital Supply

•

Single-Ended or Differential Clock:

–

Clock Duty Cycle Correction Circuit (DCC)

•

Programmable Digital Gain: 0dB to 12dB

•

Serialized DDR LVDS Output

•

Programmable LVDS Current Drive, Internal

Termination

•

Test Patterns for Enabling Output Capture

•

Straight Offset Binary or Two's Complement

Output

•

Package Options:

–

9mm × 9mm QFN-64

APPLICATIONS

•

Medical Imaging

•

Wireless Base-Station Infrastructure

•

Test and Measurement Instrumentation

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

PowerPAD is a trademark of Texas Instruments, Inc.

3

Xilinx is a registered trademark of Xilinx, Inc.

4

All other trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2008–2012, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.