Datasheet AD73360 (Analog Devices)

a
Six-Input Channel Analog Front End AD73360 FEATURES
metering or multichannel analog inputs. It features six 16-bit
Six 16-Bit A/D Converters
A/D conversion channels each of which provide 77 dB signal-to-
Programmable Input Sample Rate
noise ratio over a dc to 4 kHz signal bandwidth. Each channel
Simultaneous Sampling
also features a programmable input gain amplifier (PGA) with
77 dB SNR
gain settings in eight stages from 0 dB to 38 dB.
64 kS/s Maximum Sample Rate
The AD73360 is particularly suitable for industrial power me-
–83 dB Crosstalk
tering as each channel samples synchronously, ensuring that there
Low Group Delay (25
␮
s Typ per ADC Channel)
is no (phase) delay between the conversions. The AD73360 also
Programmable Input Gain
features low group delay conversions on all channels.
Flexible Serial Port which Allows Multiple Devices to Be Connected in Cascade
An on-chip reference voltage is included and is programmable
Single (+2.7 V to +5.5 V) Supply Operation
to accommodate either 3 V or 5 V operation.
80 mW Max Power Consumption at +2.7 V
The sampling rate of the device is programmable with four
On-Chip Reference
separate settings offering 64 kHz, 32 kHz, 16 kHz and 8 kHz
28-Lead SOIC and 44-Lead TQFP Packages
sampling rates (from a master clock of 16.384 MHz).
APPLICATIONS
A serial port (SPORT) allows easy interfacing of single or cas-
General Purpose Analog Input
caded devices to industry standard DSP engines. The SPORT
Industrial Power Metering
transfer rate is programmable to allow interfacing to both fast
Motor Control
and slow DSP engines.
Simultaneous Sampling Applications
The AD73360 is available in 28-lead SOIC and 44-lead TQFP
GENERAL DESCRIPTION
packages. The AD73360 is a six-input channel analog front-end processor for general purpose applications including industrial power
FUNCTIONAL BLOCK DIAGRAM VINP1 ANALOG SIGNAL 0/38dB
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DECIMATOR SDI CONDITIONING PGA MODULATOR VINN1 SDIFS VINP2 SCLK ANALOG SIGNAL 0/38dB
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DECIMATOR CONDITIONING PGA MODULATOR VINN2 VINP3 ANALOG SIGNAL 0/38dB
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DECIMATOR CONDITIONING PGA MODULATOR VINN3 RESET REFCAP REFERENCE SERIAL AD73360 I/O REFOUT MCLK PORT SE VINP4 ANALOG SIGNAL 0/38dB
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DECIMATOR CONDITIONING PGA MODULATOR VINN4 VINP5 ANALOG SIGNAL 0/38dB
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DECIMATOR CONDITIONING PGA MODULATOR SDO VINN5 SDOFS VINP6 ANALOG SIGNAL 0/38dB
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DECIMATOR CONDITIONING PGA VINN6 MODULATOR Rev. B Document Feedback Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Tel: 781.329.4700 ©2000–2015 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. Technical Support www.analog.com