MAX11214EUG+ by Analog Devices

24-Bit, 5mW, 140dB SNR, 32ksps Delta-Sigma ADC with Integrated PGA


The MAX11214 is a 24-bit delta-sigma ADC that achieves excellent 140dB SNR while dissipating an ultra-low 5mW. Sample rates up to 32ksps allow both precision DC and AC measurements. Integral nonlinearity is guaranteed to 4ppm maximum. The THD is -122dB. The MAX11214 communicates via an SPI-compatible serial interface and is available in a small 24-pin TSSOP package. The MAX11214 offers a 6.5nV/ noise programmable gain amplifier with gain settings between 1x to 128x. Optional buffers are also included to provide isolation of the signal inputs from the switched capacitor sampling network. This allows the MAX11214 to be used with high-impedance sources without compromising available dynamic range. The MAX11214 operates from a single 2.7V to 3.6V analog supply, or split ±1.8V analog supplies, allowing the analog input to be sampled below ground. The digital supply range is 2.0V to 3.6V, allowing communication with 2.5V, 3V, or 3.3V logic.

Where to Buy

Prices starting from US$41.92

Distributor Stock
Logo for Farnell
Farnell
from US$43.92
15
in stock
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Logo for Analog Devices
Analog Devices
from US$41.92
117
in stock
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Logo for Newark Electronics
Newark Electronics
from US$46.23
15
in stock
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Logo for element14
element14
from US$46.68
15
in stock
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Features

High Resolution for Instrumentation Applications that Require a Wide Dynamic Range 134dB SNR at 15.6sps 124dB SNR at 500sps 21-Bit Noise-Free Resolution at 50sps 18.6-Bit Noise-Free Resolution at 1ksps
134dB SNR at 15.6sps
124dB SNR at 500sps
21-Bit Noise-Free Resolution at 50sps
18.6-Bit Noise-Free Resolution at 1ksps
Longer Battery Life for Portable Applications 1.2mA Operating Mode Current from AVDD 2.6mA PGA Low-Noise Mode Current from AVDD 1μA Sleep Current
1.2mA Operating Mode Current from AVDD
2.6mA PGA Low-Noise Mode Current from AVDD
1μA Sleep Current
High Accuracy for DC Measurements 1ppm INL (typ), 4ppm (max)
1ppm INL (typ), 4ppm (max)
Single or Split Analog Supplies Provide Input Voltage Range Flexibility 2.7V to 3.6V (Single Supply) or ±1.8V (Split Supplies)
2.7V to 3.6V (Single Supply) or ±1.8V (Split Supplies)
Flexible High-Performance Filter Architecture Simplifies Design Programmable SINC + FIR + IIR Linear or Minimum Phase Response Programmable Highpass Filter Selectable FIR Data Rates: 62.5sps to 8ksps
Programmable SINC + FIR + IIR
Linear or Minimum Phase Response
Programmable Highpass Filter
Selectable FIR Data Rates: 62.5sps to 8ksps
Enables System Integration Low-Noise PGA with Gains of 1, 2, 4, 8, 16, 32, 64, 128 Signal Buffer Optional 3 General-Purpose I/Os
Low-Noise PGA with Gains of 1, 2, 4, 8, 16, 32, 64, 128
Signal Buffer Optional
3 General-Purpose I/Os
Enables Integrated Part and System Calibration Capability for Gain and Offset
Robust 24-Pin TSSOP Packaging

Specifications

Resolution (bits) (ADC) 24
# Input Channels 1
Conv. Rate (ksps) (max) 32
Data Bus SPI
ADC Architecture Sigma-Delta
Diff/S.E. Input Both
External VREF (V) (min) 0
External VREF (V) (max) 3.6
Unipolar VIN (V) (max) 3.6
Bipolar VIN (±V) (max) 1.8
INL (±LSB) 4
Package/Pins TSSOP/24
BudgetaryPrice (See Notes) 39.18


MAX11214EUG+ Data & Signal Conversion by Analog Devices

ADC 24BIT 32KSPS TSSOP-24

Status: Unknown
Series: Single 24-Bit Sigma-Delta ADCs
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Resolution (Bits) 24bit
Sampling Rate 32kSPS
Input Channel Type Differential
Data Interface SPI
Supply Voltage Type Single
Supply Voltage Min 2.7V
Supply Voltage Max 3.6V
ADC / DAC Case Style TSSOP
No. of Pins 24Pins
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range Single 24-Bit Sigma-Delta ADCs
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

24-bit, 1-channel Delta Sigma | Analog Devices
Adc, 24Bit, Sigma-Delta, 32Ksps, 85Deg C | Newark Electronics
ADC, 24BIT, SIGMA-DELTA, 32KSPS, 85DEG C | element14

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX11214EUG+ ?

Additional datasheets, footprints and schematics for MAX11214EUG+ are listed on our Part Details page. You can also find images and similar parts to MAX11214EUG+ on this page.

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Is the MAX11214EUG+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for MAX11214EUG+ have stock available?

Authorised distributors including Analog Devices, Newark Electronics, element14 and Farnell have stock available or on a lead time for MAX11214EUG+ .

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