MAX97000EWA+T Maxim Integrated Products, MAX97000EWA+T Datasheet - Page 7

• Manufacturer Part Number: MAX97000EWA+T
• Description: IC AUDIO SUBSYSTEM 25WLP
• Manufacturer: Maxim Integrated Products
• Series: DirectDrive™r
• Type: Class Dr

Specifications of MAX97000EWA+T

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 930mW x 1 @ 8 Ohm; 40mW x 2 @ 16 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: Depop, Differential Inputs, I²C, Mute, Shutdown, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 25-WLP
• Product: Class-D
• Output Power: 725 mW
• Available Set Gain: 12 dB
• Common Mode Rejection Ratio (min): 32 dB to 55 dB
• Thd Plus Noise: 0.05 %
• Operating Supply Voltage: 2.7 V to 5.5 V
• Supply Current: 0.4 mA to 1.45 mA
• Maximum Power Dissipation: 850 mW
• Maximum Operating Temperature: + 80 C
• Mounting Style: SMD/SMT
• Audio Load Resistance: 41.2 KOhms
• Input Signal Type: Differential
• Minimum Operating Temperature: - 40 C
• Output Signal Type: Differential
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX97000EWA+T

ELECTRICAL_CHARACTERISTICS_(continued)
(V
HPLVOL = HPRVOL= SPKVOL = 0dB, speaker loads (Z
nected from HPL or HPR to GND. SDA and SCL pullup voltage = 1.8V. Z
= 1FF. T
CHARGE_PUMP
Charge-Pump Frequency
Positive Output Voltage
Negative Output Voltage
Headphone Output Voltage
Threshold
Mode Transition Timeouts
HEADPHONE_AMPLIFIERS
Output Offset Voltage
Click-and-Pop Level
Power-Supply Rejection Ratio
Output Power
Channel-to-Channel Gain
Tracking
LDOIN
A
= V
PARAMETER
= T
PVDD
MIN
Speaker and Class H Headphone Amplifier
to T
= V
SHDN
MAX
, unless otherwise noted. Typical values are at T
= 3.7V, V
Audio Subsystem with Mono Class D
SYMBOL
V
V
PSRR
HPVDD
P
HPVSS
V
V
V
K
GND
OUT
TH1
TH2
OS
CP
= V
V
V
V
V
V
V
V
Output voltage at which the charge pump
switches between fast and slow clock
Output voltage at which the charge pump
switches modes, V
Time it takes for the charge pump to
transition from invert to split mode
Time it takes for the charge pump to
transition from split to invert mode
T
T
IN_DIFF = 0
Peak voltage, T
+25NC, A-weighted, 32
samples per second,
volume at mute
(Note 2)
T
THD+N = 1%,
f = 1kHz
T
maximum, HPLMIX = 0x01, HPRMIX = 0x02,
IN_DIFF = 0
PGND
A
A
A
A
HPL
HPL
HPL
HPL
HPL
HPL
HPL
= +25NC volume at mute
= +25NC, HP_VOL = 0dB, HP_MIX = 0x1,
= +25NC (Note 2)
= +25NC, HPL to HPR, volume at
, V
, V
, V
, V
= V
= V
= V
= 0V. Input signal applied at INA configured single-ended, preamp gain = 0dB,
HPR
HPR
HPR
HPR
HPR
HPR
HPR
SPK
> V
< V
> V
< V
= 0V
= 0.2V
= 0.5V
A
) connected between OUTP and OUTN. Headphone loads (R
CONDITIONS
TH
TH
TH
TH
=
OUT
Into shutdown
Out of shutdown
V
f = 217Hz,
V
f = 1kHz,
V
f = 20kHz,
V
R
R
R
LPMODE = 1,
LP gain = 3dB
rising or falling
LDOIN
RIPPLE
RIPPLE
RIPPLE
HP
HP
HP
SPK
= 16I
= 32I
= 32I,
A
= 2.5V to 5.5V
= +25NC.) (Note 1)
= J, R
= 200mV
= 200mV
= 200mV
HP
P-P
P-P
P-P
= J. C
C1P-C1N
MIN
0.40
0.1
80
70
= C
Q0.15
TYP
0.16
0.46
-1.8
-0.9
Q0.5
Q0.3
665
500
1.8
0.9
83
32
20
-74
-74
85
84
80
62
40
23
34
HPVDD
= C
MAX
Q0.6
Q2.5
0.21
0.52
85
HPVSS
HP
UNITS
= C
dBV
kHz
mW
mV
ms
dB
) con-
Fs
%
V
V
V
BIAS
7