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| AFE5808 Datasheet, PDF (25/68 Pages) Texas Instruments – Fully Integrated, 8-Channel Ultrasound Analog Front End with Passive CW Mixer, 0.75nV/rtHz, 14/12-Bit, 65MSPS, 153mW/CH | |||
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t1
AFE5808
SLOS688C â SEPTEMBER 2010 â REVISED APRIL 2012
AVDD
AVDD_5V
AVDD_ADC
t2
DVDD
t3
t4
t7
t5
RESET
SEN
t6
Device Ready for
Serial Register Write
Start of Clock
Device Ready for
Data Conversion
CLKP_ADC
t8
10µs < t1 < 50ms, 10µs < t2 < 50ms, â10ms < t3 < 10ms, t4 > 10ms, t5 > 100ns, t6 > 100ns, t7 > 10ms,
and t8 > 100µs.
The AVDDx and DVDD power-on sequence does not matter as long as â10 ms < t3 < 10 ms. Similar considerations
apply while shutting down the device.
Figure 61. Recommended Power-up Sequencing and Reset Timing
Copyright © 2010â2012, Texas Instruments Incorporated
Product Folder Link(s): AFE5808
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