Datasheet

ADS1294, ADS1294R
ADS1296, ADS1296R
ADS1298, ADS1298R
www.ti.com SBAS459I –JANUARY 2010–REVISED JANUARY 2012
ELECTRICAL CHARACTERISTICS (continued)
Minimum/maximum specifications apply for all commercial grade (0°C to +70°C) devices and from –40°C to +85°C for
industrial grades devices. Typical specifications are at +25°C. All specifications at DVDD = 1.8V, AVDD – AVSS = 3V
(1)
,
V
REF
= 2.4V, external f
CLK
= 2.048MHz, data rate = 500SPS, High-Resolution mode, and gain = 6, unless otherwise noted.
ADS1294, ADS1296, ADS1298
ADS1294R, ADS1296R, ADS1298R
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
POWER DISSIPATION (Analog Supply = 5V, RLD, WCT, and PACE Amplifiers Turned Off)
Quiescent power dissipation
High-Resolution mode 17.5 mW
ADS1298/8R
Low-Power mode 12.5 mW
High-Resolution mode 14.1 mW
ADS1296/6R
Low-Power mode 10 mW
High-Resolution mode 10.1 mW
ADS1294/4R
Low-Power mode 8.3 mW
Power-down 20 μW
Standby mode 4 mW
Quiescent channel power PGA + ADC 1.5 mW
TEMPERATURE
Specified temperature range 0 +70 °C
Operating temperature range 0 +70 °C
Specified temperature range
–40 +85 °C
(industrial grade only)
Operating temperature range
–40 +85 °C
(industrial grade only)
Storage temperature range –60 +150 °C
THERMAL INFORMATION
ADS1294/6/8/
ADS1294/6/8
4R/6R/8R
THERMAL METRIC
(1)
UNITS
PAG ZXG
64 PINS 64 PINS
θ
JA
Junction-to-ambient thermal resistance 35 48
θ
JCtop
Junction-to-case (top) thermal resistance 31 8
θ
JB
Junction-to-board thermal resistance 26 25
°C/W
ψ
JT
Junction-to-top characterization parameter 0.1 0.5
ψ
JB
Junction-to-board characterization parameter — 22
θ
JCbot
Junction-to-case (bottom) thermal resistance — —
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
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Product Folder Link(s): ADS1294 ADS1294R ADS1296 ADS1296R ADS1298 ADS1298R