ADC12DS105

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SNAS382E – SEPTEMBER 2006 – REVISED APRIL 2013

ADC12DS105 Dual 12-Bit, 105 MSPS A/D Converter with Serial LVDS Outputs

Check for Samples: ADC12DS105

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FEATURES

DESCRIPTION

The ADC12DS105 is a high-performance CMOS

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•

Clock Duty Cycle Stabilizer

analog-to-digital converter capable of converting two

•

Single +3.0 or 3.3V Supply Operation

analog input signals into 12-bit digital words at rates

•

Serial LVDS Outputs

up to 105 Mega Samples Per Second (MSPS). The

digital

outputs

are

serialized

and

provided

on

•

Serial Control Interface

differential LVDS signal pairs. This converter uses a

•

Overrange Outputs

differential, pipelined architecture with digital error

•

60-pin WQFN Package, (9x9x0.8mm, 0.5mm

correction and an on-chip sample-and-hold circuit to

pin-pitch)

minimize

power

consumption

and

the

external

component count, while providing excellent dynamic

performance. The ADC12DS105 may be operated

APPLICATIONS

from a single +3.0V or 3.3V power supply. A power-

•

High IF Sampling Receivers

down feature reduces the power consumption to very

•

Wireless Base Station Receivers

low levels while still allowing fast wake-up time to full

operation. The differential inputs accept a 2V full

•

Test and Measurement Equipment

scale differential input swing. A stable 1.2V internal

•

Communications Instrumentation

voltage reference is provided, or the ADC12DS105

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Portable Instrumentation

can be operated with an external 1.2V reference. The

selectable

duty

cycle

stabilizer

maintains

KEY SPECIFICATIONS

performance over a wide range of clock duty cycles.

A serial interface allows access to the internal

•

Resolution: 12 Bits

registers for full control of the ADC12DS105's

•

Conversion Rate: 105 MSPS

functionality. The ADC12DS105 is available in a 60-

lead WQFN package and operates over the industrial

•

temperature range of

−40°C to +85°C

•

•

Full Power Bandwidth: 1 GHz (typ)

•

Power Consumption: 1 W (typ)

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PRODUCTION DATA information is current as of publication date.

Copyright © 2006–2013, 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.