MAX9879 Maxim Integrated Products, MAX9879 Datasheet - Page 7

• Manufacturer Part Number: MAX9879
• Description: Stereo Class D Audio Subsystem
• Manufacturer: Maxim Integrated Products

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ELECTRICAL CHARACTERISTICS (continued)
(V
0dB, BYPASS = 0, SHDN = 1. Speaker loads connected between OUT_+ and OUT_-. Headphone loads connected from HPL or HPR to
GND. R
(Notes 3, 4)
Note 3: All devices are 100% production tested at T
Note 4: Class D amplifier testing performed with a resistive load in series with an inductor to simulate an actual speaker load. For
Note 5: Amplifier inputs are AC-coupled to GND.
Note 6: C
Set-Up Time for STOP Condition
Pulse Width of Spike Suppressed
Capacitive Load for Each Bus
Line
DD
= V
SPK
R
PVDDL
SPKR
B
PARAMETER
is in pF.
= ∞, R
= V
= 8Ω, L = 68mH.
PVDDR
HP
_______________________________________________________________________________________
= ∞. C1 = C2 = C
= 3.7V, V
with DirectDrive Headphone Amplifier
CCIO
SYMBOL
t
SU:STO
= 1.8V, V
t
C
BIAS
SP
B
Stereo Class D Audio Subsystem
= 1µF. T
GND
A
= V
= +25°C. All temperature limits are guaranteed by design.
A
= T
PGNDL
MIN
= V
to T
CONDITIONS
PGNDR
MAX
, unless otherwise noted. Typical values are at T
= 0. Single-ended inputs, preamp = 0dB, volume controls =
MIN
0.6
0
TYP
MAX
400
50
A
= +25°C.)
UNITS
pF
µs
ns
7