MAX97000EWA+T Maxim Integrated Products, MAX97000EWA+T Datasheet - Page 8
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MAX97000EWA+T
Manufacturer Part Number
MAX97000EWA+T
Description
IC AUDIO SUBSYSTEM 25WLP
Manufacturer
Maxim Integrated Products
Series
DirectDrive™r
Type
Class Dr
Datasheet
1.MAX97000EWAT.pdf
(34 pages)
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
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifier
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
8
Total Harmonic Distortion +
Noise
Signal-to-Noise Ratio
Slew Rate
Capacitive Drive
Crosstalk
ANALOG_SWITCH
On-Resistance
Total Harmonic Distortion +
Noise
Off-Isolation
PREAMPLIFIER
Gain
VOLUME_CONTROL
Volume Level
Mute Attenuation
Zero-Crossing Detection
Timeout
LIMITER
Attack Time
Release Time Constant
LDOIN
A
= V
PARAMETER
= T
PVDD
MIN
to T
= V
SHDN
MAX
, unless otherwise noted. Typical values are at T
= 3.7V, V
SYMBOL
THD+N
SNR
R
GND
SR
C
ON
L
= V
P
f = 1kHz
A-weighted, R
HPRMIX = 0x02, IN_DIFF = 0
HPL to HPR, HPR to HPL, f = 20Hz to 20kHz
I
= 0V and PVDD,
SWEN = 1
V
V
f = 1kHz, SWEN = 1,
Z
SWEN = 0, COM1 and COM2 to GND = 50I,
f = 10kHz, referred to signal applied to NC1
and NC2
PGAIN_ = 000
PGAIN_ = 001
PGAIN_ = 010
PGAIN_ = 011
PGAIN_ = 100
PGAIN_ = 101
PGAIN_ = 110
HP_VOL = 0x1F
HP_VOL = 0x00
SPKVOL = 0x3F
SPKVOL = 0x00
f = 1kHz
THDT1 = 0
THDT1 = 1
PGND
NC_
OUT
DIFCOM_
CMCOM_
SPK
= 20mA, V
= 8I + 68FH
= 10mW,
= 0V. Input signal applied at INA configured single-ended, preamp gain = 0dB,
= PV
= 2V
SPK
HP
DD
P-P
) connected between OUTP and OUTN. Headphone loads (R
COM_
CONDITIONS
= 16I, HPLMIX = 0x01,
/2,
,
RHP = 32I
RHP = 16I
T
T
10I in series with
each switch
No series resistors
Speaker
Headphone
A
A
= +25NC
= T
SPK
A
MIN
= +25NC.) (Note 1)
= J, R
to T
HP
MAX
= J. C
C1P-C1N
17.5
MIN
-6.5
-3.5
-0.5
2.5
5.5
8.5
5.5
-68
-31
19
= C
0.05
105
1.6
0.3
TYP
0.02
0.03
0.35
100
200
65
18
109
101
100
-6
-3
-64
-30
0
3
6
9
20
1.4
2.8
HPVDD
6
1
= C
MAX
18.5
-5.5
-2.5
0.1
5.2
0.5
3.5
6.5
9.5
6.5
-60
-29
4
21
HPVSS
HP
= C
UNITS
V/Fs
dB
dB
dB
dB
dB
dB
ms
ms
) con-
pF
%
%
I
s
BIAS