APA3160A Просмотр технического описания (PDF) - Anpec Electronics
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APA3160A Datasheet PDF : 38 Pages
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APA3160A
Function Description (Cont.)
Recommended Use Model (Cont.)
Sudden Power Loss (BD)
AVDD/DVDD
SD
3V
tDL-VDDH
MCLK
I2S
LRCLK
SCLK
SDIN
I2C
SCL
SDA
tPL-HL
RST
PVDD/AVCC
tRL-PVCCH
10V
7.5V
tPVCCL-VDDH
Figure 14. Power Loss Sequence
Parameter
Description
tRL-DV Time digital inputs must remain valid (driven as recommended) after RST goes low
tDL-VDDH Time digital inputs must be low before AVDD/DVDD goes below 3V
tRL-PVDDH Time PVDD/AVCC must remain above 10V after RST goes low
tPVDDL-VDDH Time PVDD/AVCC must be below 7.5V before AVDD/DVDD goes below 3V
APA3160A
Min. Typ. Max.
2
-
-
0
-
-
2
-
-
0
-
-
Unit
µs
Recommended Command Sequences
The DAP has two groups of commands. One set is for configuration and is intended for use only during initialization.
The other set has built-in click and pop protection and may be used during normal operation while audio is streaming.
The following supported command sequences illustrate how to initialize, operate, and shutdown the device.
Copyright © ANPEC Electronics Corp.
19
Rev. A.6 - Jan., 2013
www.anpec.com.tw
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