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ADC14L020 Datasheet 14-Bit 20 MSPS / 150mW A/D Converter

Manufacturer: National Semiconductor (now Texas Instruments)

General Description

The ADC14L020 is a low power monolithic CMOS analogto-digital converter capable of converting analog input signals into 14-bit digital words at 20 Megasamples per second (MSPS).

This converter uses a differential, pipeline architecture with digital error correction and an on-chip sample-andhold circuit to minimize power consumption while providing excellent dynamic performance and a 150 MHz Full Power Bandwidth.

Operating on a single +3.3V power supply, the ADC14L020 achieves 12.0 effective bits at nyquist and consumes just 150 mW at 20 MSPS .

Overview

ADC14L020 14-Bit, 20 MSPS, 150 mW A/D Converter August 2005 ADC14L020 14-Bit, 20 MSPS, 150 mW A/D.

Key Features

  • n n n n n n Single +3.3V supply operation Internal sample-and-hold Internal reference Outputs 2.4V to 3.6V compatible Duty Cycle Stabilizer Power down mode Key Specifications n n n n n n n n Resolution DNL SNR (fIN = 10 MHz) SFDR (fIN = 10 MHz) Data Latency Power Consumption -- Operating -- Power Down Mode 14 Bits ± 0.5 LSB (typ) 74 dB (typ) 93 dB (typ) 7 Clock Cycles 150 mW (typ) 15 mW (typ).