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| 型号： | ADS1194CZXGT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 模拟信号调理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PBGA64 |
| 封装： | 8 X 8 MM, GREEN, PLASTIC, NFBGA-64 |
| 文件页数： | 1/76页 |
| 文件大小： | 1193K |
| 代理商： | ADS1194CZXGT |
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Control
CLK
GPIOANDCONTROL
Oscillator
SPI
TestSignalsand
Monitors
PACE
SPI
RLD
Wilson
Terminal
WCT
Reference
REF
ADC7
ADC8
ADC1
ADC2
ADC3
ADC4
ADC5
ADC6
A7
A8
A1
A2
A3
A4
A5
A6
MUX
INPUTS
ToChannel
SBAS471B
– APRIL 2010 – REVISED APRIL 2011
Low-Power, 8-Channel, 16-Bit Analog Front-End for Biopotential Measurements
With its high levels of integration and exceptional
1
FEATURES
performance, the ADS1194/6/8 family enables the
23
Eight Low-Noise PGAs and
creation of scalable medical instrumentation systems
Eight High-Resolution ADCs (ADS1198)
at significantly reduced size, power, and overall cost.
Low Power: 0.55mW/channel
The ADS1194/6/8 have a flexible input multiplexer
Input-Referred Noise:
per channel that can be independently connected to
12
μVPP (150Hz BW, G = 6)
the internally-generated signals for test, temperature,
and lead-off detection. Additionally, any configuration
Input Bias Current: 200pA
of input channels can be selected for derivation of the
Data Rate: 125SPS to 8kSPS
right leg drive (RLD) output signal. The ADS1194/6/8
CMRR:
–105dB
operate at data rates as high as 8kSPS, thereby
allowing
the
implementation
of
software
pace
Programmable Gain: 1, 2, 3, 4, 6, 8, or 12
detection. Lead-off detection can be implemented
Supplies: Unipolar or Bipolar
internal to the device, either with a pull-up/pull-down
– Analog: 2.7V to 5.25V
resistor or an excitation current sink/source. Three
– Digital: 1.65V to 3.6V
integrated amplifiers generate the Wilson Center
Terminal (WCT) and the Goldberger terminals (GCT)
Built-In Right Leg Drive Amplifier, Lead-Off
required for a standard 12-lead ECG.
Detection, WCT, Test Signals
Multiple ADS1194/6/8 devices can be cascaded in
Pace Detection Channel Select
high
channel
count
systems
in
a
daisy-chain
Built-In Oscillator and Reference
configuration.
Flexible Power-Down, Standby Mode
Package options include a tiny 8mm
× 8mm, 64-ball
SPI
-Compatible Serial Interface
BGA and a TQFP-64. Both packages are specified
Operating Temperature Range:
over the temperature range of 0
°C to +70°C.
0
°C to +70°C
APPLICATIONS
Medical Instrumentation (ECG) including:
– Patient monitoring; Holter, event, stress,
and vital signs Including ECG, AED,
Telemedicine
– Evoked audio potential (EAP), Sleep study
monitor
High-Precision, Simultaneous, Multichannel
Signal Acquisition
DESCRIPTION
The ADS1194/6/8 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.
The
ADS1194/6/8 incorporate all of the features that are
commonly required in medical electrocardiogram
(ECG) applications.
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
2010–2011, 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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PDF描述 |
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| ADS1251 | "ResolutionPlus 24-Bit |
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| ADS5103 | "10 Bit |
| ADS5103CPFB | 1.8-V ANALOG SUPPLY, 10-BIT, 65/40 MSPS ANALOG-TO-DIGITAL CONVERTERS WITH INTERNAL REFERENCE |
| ADS5103CPFBR | 1.8-V ANALOG SUPPLY, 10-BIT, 65/40 MSPS ANALOG-TO-DIGITAL CONVERTERS WITH INTERNAL REFERENCE |
相关代理商/技术参数 |
参数描述 |
|---|---|
| ADS1194IPAG | 制造商:TI 制造商全称:Texas Instruments 功能描述:Low-Power 8-Channel 16-Bit Analog Front-End for Biopotential Measurements |
| ADS1194IPAGR | 制造商:TI 制造商全称:Texas Instruments 功能描述:Low-Power 8-Channel 16-Bit Analog Front-End for Biopotential Measurements |
| ADS1196 | 制造商:TI 制造商全称:Texas Instruments 功能描述:Low-Power, 8-Channel, 24-Bit Analog Front-End for Biopotential Measurements |
| ADS1196CPAG | 功能描述:模数转换器 - ADC Low-Pwr6Ch16B Ana Front-End for ECG RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32 |
| ADS1196CPAG | 制造商:Texas Instruments 功能描述:; Resolution (Bits):16bit; Sampling Rate 制造商:Texas Instruments 功能描述:IC, ADC, 6CH, 16BIT, 8KSPS, TQFP-64 |
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