ADS8028 Datasheet, PDF (5/34 Pages) Texas Instruments – 12-Bit, 1-MSPS, 8-Channel, SAR ADC

ADS8028
www.ti.com
SBAS549B – MAY 2011 – REVISED MARCH 2012
ELECTRICAL CHARACTERISTICS (continued)
Minimum and maximum specifications apply from T_A = –40°C to +125°C. Typical specifications are at T_A = +25°C.
All specifications at AVDD = 2.7 V to 5.25 V, DVDD = 1.65 V to 5.25 V, f_SAMPLE = 1 MHz, f_SCLK = 20 MHz, and V_REF = 2.5 V
internal, unless otherwise noted.
ADS8028
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
POWER CONSUMPTION
Power consumption
AVDD = DVDD = 3.0 V
17
18.9
mW
Operational
AVDD = DVDD = 3.6 V
20.9
22.7
mW
Normal mode
AVDD = DVDD = 5.25 V
36.8
39.4
mW
Static
AVDD = DVDD = 3.6 V
AVDD = DVDD = 5.25 V
14.8
16.6
mW
23.6
26.2
mW
STANDBY mode
AVDD = DVDD = 3.6 V
5.4
9
mW
Power-down mode
AVDD = DVDD = 3.6 V
3.6
36
µW
TEMPERATURE
Operating temperature range
–40
+125
°C
THERMAL INFORMATION
θ_JA
θ_JCtop
θ_JB
ψ_JT
ψ_JB
θ_JCbot
THERMAL METRIC⁽¹⁾
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
ADS8028
RTJ (QFN)
20 PINS
32.8
27.8
9.3
0.3
9.3
1.9
UNITS
°C/W
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
Copyright © 2011–2012, Texas Instruments Incorporated
Product Folder Link(s): ADS8028
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