MAX97000EWA+ MAXIM [Maxim Integrated Products], MAX97000EWA+ Datasheet - Page 10

• Manufacturer Part Number: MAX97000EWA+
• Description: Audio Subsystem with Mono Class D Speaker and Class H Headphone Amplifier
• Manufacturer: MAXIM [Maxim Integrated Products]

Figure 1. I
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifier
10
(V
loads (Z
C
C1P-C1N
LDOIN
SPK
= V
SCL
SDA
2
=
t
C Interface Timing Diagram
HD,STA
PVDD
) connected between OUTP and OUTN. Headphone loads (R
C
START CONDITION
HPVDD
= 3.7V, V
3.0
2.5
2.0
1.5
1.0
0.5
0
= C
2.5
SPEAKER ONLY
INPUTS AC-COUPLED TO GND
INA CONNECTED TO OUTPUT
HPVSS
GND
3.0
t
LOW
vs. SUPPLY VOLTAGE
= V
= C
SUPPLY CURRENT
SUPPLY VOLTAGE (V)
3.5
t
R
PGND
BIAS
t
SU,DAT
t
HIGH
4.0
= 0V. Single-ended inputs, preamp gain = 0dB,
=
t
F
1μF. T
4.5
t
HD,DAT
A
5.0
= +25°C, unless otherwise noted.)
5.5
GENERAL
t
REPEATED START CONDITION
SU,STA
Typical Operating Characteristics
HP
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
) connected from HPL or HPR to GND. Z
2.5
t
HD,STA
INPUTS AC-COUPLED TO GND
3.0
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
HPLVOL = HPRVOL = SPKVOL =
3.5
SOFTWARE
4.0
t
SP
HARDWARE
t
4.5
SU,STO
5.0
CONDITION
STOP
5.5
t
BUF
SPK
CONDITION
START
= ∞, R
0dB. Speaker
HP
= ∞.