MAX97000EWA+T Maxim Integrated Products, MAX97000EWA+T Datasheet - Page 24

• 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

Table_2._Input_Register_(continued)
Table_3._Mixer_Registers
Audio Subsystem with Mono Class D
Speaker and Class H Headphone Amplifier
24
REGISTER
REGISTER
0x01
0x02
BIT
BIT
2
1
0
7
6
5
4
3
2
1
0
3
2
1
0
HPRMIX
HPLMIX
SPKMIX
PGAINB
NAME
NAME
Left_Headphone_Mixer. Selects which of the four inputs is routed to the left headphone output.
____VALUE_
Right_Headphone_Mixer. Selects which of the four inputs is routed to the right headphone output.
___VALUE
Speaker_Mixer. Selects which of the four inputs is routed to the speaker output.
___VALUE
Input_B_Preamp_Gain. Set the input gain to maximize output signal level for a given input
signal range to improve the SNR of the system. PGAINB = 111 switches to a trimmed 20kI
feedback resistor for external gain setting.
__VALUE
0000
xxx1
xx1x
x1xx
1xxx
0000
xxx1
xx1x
x1xx
1xxx
0000
xxx1
xx1x
x1xx
1xxx
000
001
010
011
100
101
110
111
_INPUT
_INPUT
_INPUT
No input
INA1 (Disabled when INADIFF = 1)
INA2 (Select when INADIFF = 1)
INB1 (Disabled when INBDIFF = 1)
INB2 (Select when INBDIFF = 1)
No input
INA1 (Disabled when INADIFF = 1)
INA2 (Select when INADIFF = 1)
INB1 (Disabled when INBDIFF = 1)
INB2 (Select when INBDIFF = 1)
No input
INA1 (Disabled when INADIFF = 1)
INA2 (Select when INADIFF = 1)
INB1 (Disabled when INBDIFF = 1)
INB2 (Select when INBDIFF = 1)
LEVEL_(dB)
-6
-3
0
3
6
9
18
External
DESCRIPTION
DESCRIPTION
Mixers