MAX97000EWA+T Maxim Integrated Products, MAX97000EWA+T Datasheet - Page 26
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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
Table_4._Volume_Control_Registers_(continued)
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifier
26
REGISTER
0x04
0x05
BIT
7
5
4
3
2
1
0
7
6
5
4
3
2
1
0
HPRVOL
SPKVOL
LPGAIN
NAME
HPRM
SPKM
FFM
Low-Power_Mode_Gain. Controls the headphone amplifier gain when LPMODE ≠ 0.
0 = 0dB
1 = 3dB
Right_Headphone_Mute
0 = Unmuted
1 = Muted
Right_Headphone_Volume
Fixed-Frequency_Oscillation. Removes spread spectrum from the class D oscillator.
0 = Spread-spectrum mode
1 = Fixed-frequency mode
Speaker_Mute
0 = Unmuted
1 = Mute
Speaker_Volume
0x00–0x18
VALUE
VALUE
0x0C
0x0D
0x0A
0x0B
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0x0E
0x0F
0x1A
0x1B
0x1C
0x1D
0x1E
0x19
0x1F
0x20
0x21
0x22
0x23
0x24
0x25
LEVEL_(dB)
-64
-60
-56
-52
-48
-44
-40
-37
-34
-31
-28
-25
-22
-19
-16
-14
LEVEL_(dB)
-30
-26
-22
-18
-14
-12
-10
-8
-6
-4
-2
0
1
2
VALUE
0x1C
0x1D
0x1E
0x1A
0x1B
0x1F
0x10
0x11
0x12
0x13
0x14
0x15
0x16
0x17
0x18
0x19
VALUE
DESCRIPTION
0x2A
0x2B
0x2C
0x2D
0x2E
0x26
0x27
0x28
0x29
0x2F
0x30
0x31
0x32
0x33
LEVEL_(dB)
-12
-10
-8
-6
-4
-2
-1
0
1
2
3
4
4.5
5
5.5
6
LEVEL_(dB)
3
4
5
6
7
8
9
10
11
12
12.5
13
13.5
14
VALUE
0x3C
0x3D
0x3A
0x3B
0x3E
0x34
0x35
0x36
0x37
0x38
0x39
0x3F
LEVEL_(dB)
14.5
15
15.5
16
16.5
17
17.5
18
18.5
19
19.5
20