max97002 Maxim Integrated Products, Inc., max97002 Datasheet - Page 23

• Manufacturer Part Number: max97002
• Description: Audio Subsystem With Mono Class D Speaker And Class H Headphone Amplifiers
• Manufacturer: Maxim Integrated Products, Inc.

Nine internal registers program the MAX97002. Table 1
lists all of the registers, their addresses, and power-on-
reset states. Register 0xFF indicates the device revision.
Table 1. Register Map
STATUS
Input Gain
Headphone
Mixers
Speaker
Mixer
Headphone
Left
Headphone
Right
Speaker
Reserved
Limiter
Power
Management
Charge Pump
REVISION ID
Rev ID
REGISTER
Speaker and Class H Headphone Amplifiers
INADIFF
HPGAIN
SHDN
ZCD
FFM
B7
0
0
0
INBDIFF
Audio Subsystem with Mono Class D
SLEW
SPKM
B6
0
0
0
0
THDCLP
HPLMIX
LPMODE
HPLM
HPRM
B5
0
0
0
I
2
PGAINA
C Registers
SPKEN
B4
0
0
0
REV
B3
0
0
0
0
SPKVOL
HPLEN
B2
HPRVOL
HPLVOL
0
0
0
Write zeros to all unused bits in the register table when
updating the register, unless otherwise noted. Tables
2–7 describe each bit.
HPRMIX
SPKMIX
PGAINB
HPREN
CPSEL
B1
0
0
BYPEN
THDT1
FIXED
B0
0
ADDRESS
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
0xFF
DEFAULT
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x01
0x00
0x00
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
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