ADC12DL065

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SNAS249D – MARCH 2005 – REVISED APRIL 2013

ADC12DL065 Dual 12-Bit, 65 MSPS, 3.3V, 360mW A/D Converter

Check for Samples: ADC12DL065

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FEATURES

DESCRIPTION

The ADC12DL065 is a dual, low power monolithic

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•

Single +3.3V Supply operation

CMOS

analog-to-digital

converter

capable

of

•

Internal Sample-and-Hold

converting analog input signals into 12-bit digital

•

Internal Reference

words at 65 Megasamples per second (MSPS). This

converter uses a differential, pipeline architecture with

•

Outputs 2.4V to 3.6V Compatible

digital error correction and an on-chip sample-and-

•

Power Down Mode

hold circuit to minimize power consumption while

•

Duty Cycle Stabilizer

providing excellent dynamic performance and a 250

MHz Full Power Bandwidth. Operating on a single

•

Multiplexed Output Mode

+3.3V power supply, the ADC12DL065 achieves 11.0

effective bits at nyquist and consumes just 360 mW

APPLICATIONS

at 65 MSPS, including the reference current. The

•

Ultrasound and Imaging

Power Down feature reduces power consumption to

36 mW.

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Instrumentation

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Communications Receivers

The differential inputs provide a full scale differential

input swing equal to 2 times VREF with the possibility

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Sonar/Radar

of a single-ended input. Full use of the differential

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xDSL

input is recommended for optimum performance. The

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Cable Modems

digital outputs from the two ADC's are available on a

single multiplexed 12-bit bus or on separate buses.

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DSP Front Ends

Duty cycle stabilization and output data format are

selectable using a quad state function pin. The output

KEY SPECIFICATIONS

data can be set for offset binary or two's complement.

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Resolution: 12 Bits

To ease interfacing to lower voltage systems, the

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DNL: ±0.4 LSB (typ)

digital output driver power pins of the ADC12DL065

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SNR (fIN = 10 MHz): 69 dB (typ)

can be connected to a separate supply voltage in the

range of 2.4V to the analog supply voltage. This

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SFDR (fIN = 10 MHz): 86 dB (typ)

device is available in the 64-lead TQFP package and

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Data Latency: 7 Clock Cycles

will operate over the industrial temperature range of

•

Power Consumption

−40°C to +85°C. An evaluation board is available to

ease the evaluation process.

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Operating: 360 mW (typ)

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Power Down Mode: 36 mW (typ)

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PRODUCTION DATA information is current as of publication date.

Copyright © 2005–2013, 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.