ADC12DS080

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SNAS443A – MARCH 2008 – REVISED MARCH 2013

ADC12DS080 Dual 12-Bit, 80 MSPS A/D Converter with Serial LVDS Outputs

Check for Samples: ADC12DS080

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FEATURES

DESCRIPTION

The ADC12DS080 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 80 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 ADC12DS080 may be operated

KEY SPECIFICATIONS

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

•

Resolution: 12 Bits

down feature reduces the power consumption to very

•

Conversion Rate: 80 MSPS

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

operation. The differential inputs accept a 2V full

•

SNR (fIN = 170 MHz): 70 dBFS (typ)

scale differential input swing. A stable 1.2V internal

•

SFDR (fIN = 170 MHz): 81 dBFS (typ)

voltage reference is provided, or the ADC12DS080

•

Full Power Bandwidth: 1 GHz (typ)

can be operated with an external 1.2V reference. The

selectable

duty

cycle

stabilizer

maintains

•

Power Consumption: 800 mW (typ)

performance over a wide range of clock duty cycles.

A serial interface allows access to the internal

APPLICATIONS

registers for full control of the ADC12DS080's

•

High IF Sampling Receivers

functionality. The ADC12DS080 is available in a 60-

lead WQFN package and operates over the industrial

•

Wireless Base Station Receivers

temperature range of

−40°C to +85°C

•

Test and Measurement Equipment

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Communications Instrumentation

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Portable Instrumentation

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PRODUCTION DATA information is current as of publication date.

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Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.