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TAS5721 Datasheet(PDF) 59 Page - Texas Instruments

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Part # TAS5721
Description  Digital Audio Power Amplifier with EQ, DRC, 2.1 Support, and Headphone/Line Driver
PDF  71 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TAS5721 Datasheet(HTML) 59 Page - Texas Instruments

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Initialization
50 ms
2 s
m
2 s
m
2 s
m
AVDD/DVDD
PDN
PVDD
RST
T0419-07
3 V
3 V
0 ns
0 ns
10 s
m
100 s
μ
13.5 ms
100 s
m
6 V
6 V
8 V
8 V
I C
2
SCL
SDA
Trim
Volume and Mute Commands
Exit
SD
Enter
SD
DAP
Config
Other
Config
t
PLL
(1)
1 ms + 1.3 t
stop
(2)
0 ns
Normal Operation
Shutdown
Powerdown
(1) t
has to be greater than 240 ms + 1.3 t
.
This constraint only applies to the first trim command following AVDD/DVDD power-up.
It does not apply to trim commands following subsequent resets.
(2) t
/t
= PWM start/stop time as defined in register 0X1A
(3) When Mid-Z ramp is enabled (for 2.1 mode), t
= 300 ms
PLL
start
start stop
start
1 ms + 1.3 t
start
(2)(3)
TAS5721
www.ti.com
SLOS739 – JULY 2012
Recommended Use Model
Figure 71. Recommended Command Sequence
Copyright © 2012, Texas Instruments Incorporated
Submit Documentation Feedback
59
Product Folder Links: TAS5721



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