ADS1118_13 Datasheet, PDF (4/38 Pages) Texas Instruments – Ultra-Small, Low-Power, SPI™-Compatible, 16-Bit Analog-to-Digital Converter and Temperature Sensor with Internal Reference

ADS1118
SBAS457C – OCTOBER 2010 – REVISED FEBRUARY 2013
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ELECTRICAL CHARACTERISTICS (continued)
Maximum and minimum specifications are at T_A = –40°C to +125°C, unless otherwise noted. Typical values are at T_A =
+25°C. All specifications are at VDD = 3.3 V, data rate = 8 SPS, and full-scale (FS) = ±2.048 V, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
DIGITAL INPUT/OUTPUT
Logic level
V_IH
V_IL
V_OH
V_OL
Input leakage
I_OH = 1 mA
I_OL = 1 mA
0.7 VDD
GND
0.8 VDD
GND
VDD
V
0.2 VDD
V
V
0.2 VDD
V
I_H
I_L
POWER-SUPPLY REQUIREMENTS
V_IH = 5.5 V
V_IL = GND
±10
μA
±10
μA
Power-supply voltage
2
5.5
V
Supply current
Power-down current at T_A = +25°C
Power-down current up to T_A = +125°C
Operating current at T_A = +25°C
Operating current up to T_A = +125°C
VDD = 5.0 V
0.5
2
μA
5
μA
150
200
μA
300
μA
0.9
mW
Power dissipation
VDD = 3.3 V
0.5
mW
VDD = 2.0 V
0.3
mW
TEMPERATURE
Storage temperature
–60
+150
°C
Specified temperature
–40
+125
°C
THERMAL INFORMATION
THERMAL METRIC⁽¹⁾
θ_JA
θ_JCtop
θ_JB
ψ_JT
ψ_JB
θ_JCbot
Junction-to-ambient thermal resistance
Junction-to-case (top) thermal resistance
Junction-to-board thermal resistance
Junction-to-top characterization parameter
Junction-to-board characterization parameter
Junction-to-case (bottom) thermal resistance
ADS1118
MSOP (DGS) QFN (RUG)
10 PINS
10 PINS
186.8
245.2
51.5
69.3
108.4
172.0
2.7
8.2
106.5
170.8
n/a
n/a
UNITS
°C/W
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
4
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