Datasheet

ADS8528
ADS8548
ADS8568
SBAS543A AUGUST 2011 REVISED OCTOBER 2011
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ELECTRICAL CHARACTERISTICS: GENERAL (continued)
All minimum/maximum specifications are at T
A
= 40°C to +125°C, specified supply voltage range, VREF = 2.5V (internal),
V
IN
= ±10V, and f
DATA
= max, unless otherwise noted. Typical values are at T
A
= +25°C, HVDD = 15V, HVSS = 15V,
AVDD = 5V, and DVDD = 3.3V.
ADS8528, ADS8548, ADS8568
PARAMETER CONDITIONS MIN TYP MAX UNIT
POWER-SUPPLY REQUIREMENTS (continued)
ADS8528, f
DATA
= maximum 3.4 4.5 mA
ADS8548, f
DATA
= maximum 3.3 4.4 mA
ADS8568, f
DATA
= maximum 2.7 3.6 mA
f
DATA
= 250kSPS 2.1 2.6 mA
Input negative supply current IHVSS
f
DATA
= 200kSPS 1.7 mA
f
DATA
= 10kSPS 0.4 mA
Auto-sleep mode, no ongoing conversion,
0.35 mA
internal conversion clock
Power-down mode 0.01 mA
ADS8528, f
DATA
= maximum 287.1 430.1 mW
ADS8548, f
DATA
= maximum 279.7 419.1 mW
ADS8568, f
DATA
= maximum 259.7 389.4 mW
f
DATA
= 250kSPS, auto-sleep mode 161.7 255.2 mW
f
DATA
= 200kSPS, auto-sleep mode 151.2 mW
Power dissipation
(3)
f
DATA
= 10kSPS, normal operation 163.3 mW
f
DATA
= 10kSPS, auto-sleep mode 36.3 mW
Auto-sleep mode, no ongoing conversion,
53.6 mW
internal conversion clock
Power-down mode 0.6 mW
Operating ambient temperature
T
A
40 25 +125 °C
range
(3) Maximum power dissipation values are specified with HVDD = 15V and HVSS = 15V.
8 Copyright © 2011, Texas Instruments Incorporated
Product Folder Link(s): ADS8528 ADS8548 ADS8568