Datasheet

t
d(VOL)
VOLUME
MUTE
Normal
Operation
Normal
Operation
t
d(VOL)
T0032-02
BKND_ERR
t
p(valid_low)
VALID
t
w(ER)
t
p(valid_high)
Normal
Operation
Normal
Operation
T0031-03
TAS5548
www.ti.com SLES270 –NOVEMBER 2012
7.7.6 Back-End Error (BKND_ERR)
Control signal parameters over recommended operating conditions (unless otherwise noted)
PARAMETER MIN TYP MAX UNIT
t
w(ER)
Pulse duration, BKND_ERR active 350 None ns
t
p(valid_low)
Minimum amount of time that device asserts VALID low. <100 μs
t
p(valid_high)
I
2
C programmable to be between <1mS to 1.2 seconds (to avoid glitching with
–25 25 % of interval
persistent BKND_ERR)
Figure 7-6. Error-Recovery Timing
7.7.7 Mute Timing (MUTE)
Control signal parameters over recommended operating conditions (unless otherwise noted)
PARAMETER MIN TYP MAX UNIT
t
d(VOL)
Volume ramp time Defined by rate setting
(1)
ms
(1) See the Volume, Treble, and Base Slew Rates Register (0xD0) section, Section 11.35.
Figure 7-7. Mute Timing
Note: No I2C commands during the volume ramp up/down.
Copyright © 2012, Texas Instruments Incorporated Electrical Specifications 53
Submit Documentation Feedback
Product Folder Links: TAS5548