Datasheet

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POWER SUPPLY SEQUENCING
ADS6245 , ADS6244
ADS6243 , ADS6242
SLAS542A – MAY 2007 – REVISED JULY 2007
Table 24. Power Down Modes Summary
(1)
AVDD POWER LVDD POWER
POWER DOWN MODE WAKE UP TIME
(mW) (mW)
In power-up 782 208 –
Global power down 65 12 100 μ s
1 Channel in standby 510 208 200 Clocks
2 Channels in standby 235 208 200 Clocks
Input clock stop 200 35 100 μ s
(1) Sampling frequency = 125 MSPS.
During power-up, the AVDD and LVDD supplies can come up in any sequence. The two supplies are separated
inside the device. Externally, they can be driven from separate supplies or from a single supply.
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Product Folder Link(s): ADS6245 ADS6244 ADS6243 ADS6242