ADAU1592 Analog Devices, Inc., ADAU1592 Datasheet - Page 5

• Manufacturer Part Number: ADAU1592
• Description: Class-d Audio Power Amplifier
• Manufacturer: Analog Devices, Inc.

DIGITAL TIMING
Table 5.
Parameter
t
t
t
t
t
1
2
3
WAIT
INT
HOLD
OUTx+/OUTx− SW
OUTx+/OUTx− MUTE
t
t
coupling capacitor value and the input resistance of the device. See the Power-Up/Power-Down Sequence section.
t
WAIT MIN
WAIT TYP
HOLD TYP
is the recommended value for minimum pop and click during the unmute of the amplifier. The recommended value is 1 sec. It is calculated using the input
and t
is the recommended value for minimum pop and click during the mute of the amplifier.
HOLD MIN
are the minimum times for fast turn-on and do not guarantee pop-and-click suppression.
Min
0.01
10
1
INTERNAL MUTE
NOTES
1. INTERNAL MUTE IS INTERNAL TO CHIP.
1
OUTx+/OUTx–
INTERNAL MUTE
NOTES
1. INTERNAL MUTE IS INTERNAL TO CHIP.
OUTx+/OUTx–
MUTE
STDN
Typ
1000
650
250
200
200
MUTE
STDN
3
2
t
t
WAIT MIN
INT
Figure 2. Timing Diagram (Minimum)
t
OUTx+/OUTx– SW
Figure 3. Timing Diagram (Typical)
t
WAIT TYP
t
Unit
ms
ms
μs
μs
μs
INT
Rev. A | Page 5 of 24
Test Conditions/Comments
Wait time for unmute
Internal mute time
Wait time for shutdown
Time delay after MUTE held high until output starts switching
Time delay after MUTE held low until output stops switching
t
HOLD TYP
t
OUTx+/OUTx– MUTE
t
HOLD MIN
ADAU1592