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ADS1191IPBS bảng dữ liệu(PDF) 1 Page - Texas Instruments

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ADS1191IPBS bảng dữ liệu(HTML) 1 Page - Texas Instruments

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Control
Oscillator
SPI
Test Signals and
Monitors
RLD
Reference
REF
ADC1
ADC2
A1
A2
MUX
To Channel
ADS1191
ADS1192
www.ti.com
SBAS566A – DECEMBER 2011 – REVISED SEPTEMBER 2012
Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
Check for Samples: ADS1191, ADS1192
The ADS1191/2 incorporate all of the features that
1
FEATURES
are
commonly
required
in
portable,
low-power
23
Two Low-Noise PGAs and
medical electrocardiogram (ECG), sports, and fitness
Two High-Resolution ADCs (ADS1192)
applications.
Low Power: 335
μW/channel
With its high levels of integration and exceptional
Input-Referred Noise: 24
μVPP
performance, the ADS1191/2 family enables the
(150-Hz BW, G = 6)
creation of scalable medical instrumentation systems
at significantly reduced size, power, and overall cost.
Input Bias Current: 1 nA
Data Rate: 125 SPS to 8 kSPS
The ADS1191/2 have a flexible input multiplexer per
channel that can be independently connected to the
CMRR: –95 dB
internally-generated signals for test, temperature, and
Programmable Gain: 1, 2, 3, 4, 6, 8, or 12
lead-off detection. Additionally, any configuration of
Supplies: Unipolar or Bipolar
input channels can be selected for derivation of the
right leg drive (RLD) output signal. The ADS1191/2
Analog: 2.7 V to 5.25 V
operate at data rates up to 8 kSPS. Lead-off
Digital: 1.7 V to 3.6 V
detection can be implemented internal to the device,
Built-In Right Leg Drive Amplifier, Lead-Off
using
the
device
internal
excitation
current
Detection, Test Signals
sink/source.
Built-In Oscillator and Reference
The devices are packaged in a 5-mm × 5-mm, 32-pin
Flexible Power-Down, Standby Mode
thin quad flat pack (TQFP). Operating temperature is
specified from –40°C to +85°C.
SPI™-Compatible Serial Interface
Operating Temperature Range: –40°C to +85°C
APPLICATIONS
Medical Instrumentation (ECG) including:
Patient monitoring; Holter, event, stress,
and vital signs including ECG, AED,
telemedicine
Sports and fitness (heart rate, respiration,
and ECG)
DESCRIPTION
The
ADS1191/2
are
a
family
of
multichannel,
simultaneous
sampling,
16-bit,
delta-sigma
(
ΔΣ)
analog-to-digital converters (ADCs) with a built-in
programmable
gain
amplifier
(PGA),
internal
reference, and an onboard oscillator.
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
SPI is a trademark of Motorola.
3
All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2011–2012, 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.


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Texas Instruments
ADS1191IPBS TI1-ADS1191IPBS Datasheet
1Mb / 61P
[Old version datasheet]   Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
ADS1191IPBS TI1-ADS1191IPBS Datasheet
1Mb / 67P
[Old version datasheet]   Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
ADS1191IPBSR TI1-ADS1191IPBSR Datasheet
1Mb / 67P
[Old version datasheet]   Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
ADS1191IPBSR TI1-ADS1191IPBSR Datasheet
1Mb / 61P
[Old version datasheet]   Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
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Mô tả tương tự - ADS1191IPBS

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Texas Instruments
ADS1191IRSMT TI1-ADS1191IRSMT Datasheet
1Mb / 67P
[Old version datasheet]   Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
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[Old version datasheet]   Low-Power, 2-Channel, 16-Bit Analog Front-End for Biopotential Measurements
ADS1194 TI1-ADS1194_13 Datasheet
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[Old version datasheet]   Low-Power, 8-Channel, 16-Bit Analog Front-End for Biopotential Measurements
ADS1291 TI-ADS1291 Datasheet
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ASD1194 TI-ASD1194 Datasheet
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[Old version datasheet]   Low-Power 8-Channel 16-Bit Analog Front-End for Biopotential Measurements
ADS1291 TI1-ADS1291_14 Datasheet
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ADS1294_1008 TI-ADS1294_1008 Datasheet
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ADS1293 TI-ADS1293 Datasheet
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