ADS1198CPAG ,Low-Noise, 8 Channel, 16 Bit Analog Front End for ECG/EEG Measurements 64-TQFP 0 to 70FEATURESperformance, the ADS1194/6/8 family enables the23• Eight Low-Noise PGAs andcreation of scal ..
ADS1198CPAGR ,Low-Noise, 8 Channel, 16 Bit Analog Front End for ECG/EEG Measurements 64-TQFP 0 to 70ELECTRICAL CHARACTERISTICSMinimum/maximum specifications apply from 0°C to +70°C. Typical specifica ..
ADS1201U ,High Dynamic Range DELTA-SIGMA MODULATORMAXIMUM RATINGSELECTROSTATICAnalog Input: Current ... ±100mA, MomentaryDISCHARGE SENSITIVITY±10mA, ..
ADS1202IPWR ,Current Shunt Delta-Sigma Modulator, 10MHz CLK, +/-250mV Input, 16-Bit ResolutionMAXIMUM RATINGSELECTROSTATIC(1)Over operating free-air temperature (unless otherwise noted)DISCHARG ..
ADS1202IPWRG4 ,Current Shunt Delta-Sigma Modulator, 10MHz CLK, +/-250mV Input, 16-Bit ResolutionMaximum Ratingsmay cause permanent damage to the device. These are stress ratings only,parametric c ..
ADS1202IPWT ,Current Shunt Delta-Sigma Modulator, 10MHz CLK, +/-250mV Input, 16-Bit ResolutionTIMING DIAGRAMStC1MCLKtW1tD1MDATDIAGRAM 1: Mode 0 Operation.tC2MCLKt tD2 D3tW2MDATDIAGRAM 2: Mode 1 ..
AK93C45A , 1K / 2K / 4K / 8Kbit Serial CMOS EEPROM
AK93C45AF , 1K / 2K / 4K / 8Kbit Serial CMOS EEPROM
AK93C65A , 1K / 2K / 4K / 8Kbit Serial CMOS EEPROM
AK9822 , 2K / 4Kbit EEPROM with 2ch 8bit D/A Converter
AK9822M , 2K / 4Kbit EEPROM with 2ch 8bit D/A Converter
AK9844F , 4Kbit EEPROM with 4ch 8bit D/A Converter
ADS1198CPAG-ADS1198CPAGR
Low-Noise, 8 Channel, 16 Bit Analog Front End for ECG/EEG Measurements
Control
CLK
Oscillator
SPI
Test Signals and
Monitors
SPI
Reference
REF
ADC1
ADC2
ADC3
ADC4
ADC5
ADS1194, ADS1196
ADS1198
www.ti.com SBAS471C –APRIL 2010–REVISED NOVEMBER 2011
Low-Power, 8-Channel, 16-Bit Analog Front-End
for Biopotential Measurements
Checkfor Samples: ADS1194, ADS1196, ADS1198With its high levels of integration and exceptional
1FEATURESperformance, the ADS1194/6/8 family enables the
23• Eight Low-Noise PGAs and creationof 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 havea flexible input multiplexer•
Input-Referred Noise: per channel that can be independently connectedto
12μVPP (150Hz BW,G=6) the internally-generated signals for test, temperature,
and lead-off detection. Additionally, any configuration•
Input Bias Current: 200pA input channels canbe selectedfor derivationof the•
Data Rate: 125SPSto 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,or12detection. Lead-off detection can be implemented•
Supports AAMI EC11, EC13, IEC60601-1, internalto the device, either witha pull-up/pull-down
IEC60601-2-27, and IEC60601-2-51 Standards resistor or an excitation current sink/source. Three•
Supplies: Unipolaror Bipolar integrated amplifiers generate the Wilson Center
Terminal (WCT) and the Goldberger terminals (GCT)–
Analog: 2.7Vto 5.25Vrequired for a standard 12-lead medical–
Digital: 1.65Vto 3.6V electrocardiogram (ECG).•
Built-In Right Leg Drive Amplifier, Lead-OffMultiple ADS1194/6/8 devices can be cascadedin
Detection, WCT, Test Signals high channel count systems in a daisy-chain•
Pace Detection Channel Select configuration.•
Built-In Oscillator and Reference Package options includea tiny 8mm× 8mm, 64-ball•
Flexible Power-Down, Standby Mode BGA anda TQFP-64. Both packages are specified
SPI™-Compatible Serial Interface over the temperature rangeof 0°Cto +70°C.
Operating Temperature Range:
0°Cto +70°C
APPLICATIONS (ECG) including: event, stress, ECG, AED,
