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ASD1194 Datasheet(PDF) 6 Page - Texas Instruments

Part # ASD1194
Description  Low-Power, 8-Channel, 16-Bit Analog Front-End for Biopotential Measurements
PDF  76 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

ASD1194 Datasheet(HTML) 6 Page - Texas Instruments

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ADS1194, ADS1196
ADS1198
SBAS471C
– APRIL 2010 – REVISED NOVEMBER 2011
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Minimum/maximum specifications apply from 0
°C to +70°C. Typical specifications are at +25°C.
All specifications at DVDD = 1.8V, AVDD
– AVSS = 3V, VREF = 2.4V, external fCLK = 2.048MHz, data rate = 500SPS, and
gain = 6, unless otherwise noted.
ADS1194, ADS1196, ADS1198
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
POWER DISSIPATION (Analog Supply = 3V, RLD, WCT, and Pace Amplifiers Turned Off)
Quiescent power dissipation
ADS1194
Normal mode
3
3.3
mW
ADS1196
Normal mode
3.6
4
mW
ADS1198
Normal mode
4.3
4.8
mW
Power-down
10
μW
Standby mode
2
mW
Quiescent channel power
PGA + ADC
350
µW
POWER DISSIPATION (Analog Supply = 5V, RLD, WCT, and Pace Amplifiers Turned Off)
Quiescent power dissipation
ADS1194
Normal mode
5.7
mW
ADS1196
Normal mode
6.9
mW
ADS1198
Normal mode
8.2
mW
Power-down
20
μW
Standby mode, internal reference
4
mW
Quiescent channel power
PGA + ADC
620
µW
TEMPERATURE
Specified temperature range
0
+70
°C
Operating temperature range
0
+70
°C
Storage temperature range
–60
+150
°C
THERMAL INFORMATION
ADS1194/6/8
ADS1194/6/8
THERMAL METRIC(1)
PAG
ZXG
UNITS
64 PINS
64 PINS
θJA
Junction-to-ambient thermal resistance
29
29
θJCtop
Junction-to-case (top) thermal resistance
10.4
10.4
θJB
Junction-to-board thermal resistance
14.8
14.8
°C/W
ψJT
Junction-to-top characterization parameter
0.2
0.2
ψJB
Junction-to-board characterization parameter
8.2
8.2
θJCbot
Junction-to-case (bottom) thermal resistance
n/a
n/a
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
6
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Copyright
© 2010–2011, Texas Instruments Incorporated
Product Folder Link(s): ADS1194 ADS1196 ADS1198



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