AD7682BCPZ Multiplexed A/D Converters by Analog Devices

Status: Production
Series: AD7682
RoHS: Compliant
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The AD7682/AD7689 are 4-channel/8-channel, 16-bit, chargeredistribution successive approximation register (SAR) analog-to-digitalconverters (ADCs) that operate from a single powersupply, VDD.The AD7682/AD7689 contain all components for use in a multichannel, low power data acquisition system, including a true 16-bit SAR ADC with no missing codes; a 4-channel (AD7682) or 8-channel (AD7689) low crosstalk multiplexer that is useful for configuring the inputs as single-ended (with or without ground sense), differential, or bipolar; an internal low drift reference (selectable 2.5 V or 4.096 V) and buffer; a temperature sensor; a selectable one-pole filter; and a sequencer that is useful when channels are continuously scanned in order.The AD7682/AD7689 use a simple serial port interface (SPI) for writing to the configuration register and receiving conversion results. The SPI interface uses a separate supply, VIO, which is set to the host logic level. Power dissipation scales with throughput.The AD7682/AD7689 are housed in a tiny 20-lead lead frame chip scale package (LFCSP) and 20-lead wafer level chip scale package (WLCSP) with operation specified from −40°C to +85°C. The AD7689 includes an extended temperature range model with specifications guaranteed to a maximum temperature (TMAX) of +125°C.

Where to Buy

Prices starting from US$10.03

Distributor Stock
Logo for Newark Electronics
Newark Electronics
from US$11.68
108
in stock
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Logo for element14
element14
from US$11.74
108
in stock
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Logo for Farnell
Farnell
from US$10.25
108
in stock
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Logo for Chip One Stop
Chip One Stop
from US$10.20
22
in stock
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Logo for Richardson RFPD
Richardson RFPD
from US$10.03
-
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Features

16-bit resolution with no missing codes
4-channel (AD7682)/8-channel (AD7689) multiplexer with choice of inputs
Unipolar single-ended
Differential (GND sense)
Pseudobipolar
Throughput: 250 kSPS
INL: ±0.4 LSB typical, ±1.5 LSB maximum (±23 ppm or FSR)
Dynamic range: 93.8 dB
SINAD: 92.5 dB at 20 kHz
THD: −100 dB at 20 kHz
Analog input range: 0 V to VREF with VREF up to VDD
Multiple reference types
Internal selectable 2.5 V or 4.096 V
External buffered (up to 4.096 V)
External (up to VDD)
Internal temperature sensor (TEMP)
Channel sequencer, selectable 1-pole filter, busy indicator
No pipeline delay, SAR architecture
Single-supply 2.3 V to 5.5 V operation with 1.8 V to 5.5 V logic interface
Serial interface compatible with SPI, MICROWIRE, QSPI, and DSP
Power dissipation
3.5 mW at 2.5 V/200 kSPS
12.5 mW at 5 V/250 kSPS
Standby current: 50 nA
Low cost grade available
20-lead 4 mm × 4 mm LFCSP package
20-lead 2.4 mm × 2.4 mm WLCSP package

Alternative Descriptions

Adc, 16Bit, 250Ksps, Lfcsp-20 | Newark Electronics
ADC, 16BIT, 250KSPS, LFCSP-20 | element14
CONVERTER - ADC | Richardson RFPD


Frequently Asked Questions

Where can I find additional details, specifications and documents for a AD7682BCPZ?

Additional datasheets, footprints and schematics for AD7682BCPZ are listed on our Part Details page. You can also find images and similar parts to AD7682BCPZ on this page.

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Distributor pricing and stock information is available for AD7682BCPZ on our Product Comparison page. Access via the 'View Pricing & Stock' button to view AD7682BCPZ price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does AD7682BCPZ fall under?

The AD7682BCPZ is listed under Multiplexed A/D Converters.

Can I view similar or alternative parts?

You can view similar parts to AD7682BCPZ when available in the Multiplexed A/D Converters range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the AD7682BCPZ you can contact the distributor directly for product support, shipping queries etc.

Is the AD7682BCPZ RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Analog Devices.

Which authorised distributors for AD7682BCPZ have stock available?

Authorised distributors including Newark Electronics, element14, Farnell, Chip One Stop and Richardson RFPD have stock available or on a lead time for AD7682BCPZ.

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