IDT92HD90B0X5NLGXYAX IDT, Integrated Device Technology Inc, IDT92HD90B0X5NLGXYAX Datasheet - Page 281

• Manufacturer Part Number: IDT92HD90B0X5NLGXYAX
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT92HD90B0X5NLGXYAX

• Lead Free Status / RoHS Status: Compliant

92HD90
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
IDT CONFIDENTIAL
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
verb F91/791
verb F92/792
verb F93/793
Register Address
Register Address
Register Address
7.29.1.19. GAINCTRL_LO Register
7.29.1.20. MUTE Register
7.29.1.21. ATTEN Register
7
6
5
4
3
2
1
0
7:3
2
1
0
7:0
Bit
Bit
Bit
atten
clr_latch
RSVD
step_10ms
stepped_change
disable_gain
auto_mute
change_mode
mute_mode
Reserved
Mute
mute1
mute0
Label
Label
Label
RW
RW
RO
RW
RW
RW
RW
RW
RW
RO
RW
RW
RW
Type
Type Default
Type
0
0
0
0
0
1
0
1
0x0
0
0
0
0x0
Default
Default
281
RESERVED
1 = mute all channels
1 = mute ch1
1 = mute ch0
Attenuation. Each bit represents 0.5dB of attenuation to be
applied to the channel. The range will be -125dB to 2dB as
follows:
0x00: +2dB
0x01: +1.5dB
0x02: +1.0dB
...
0x47: -33.5dB
0x48: -34.0dB
0x49: -34.5dB
...
0xFE: -125dB
0xFF: Hard Master Mute
1 = auto mute if detect long strings of zeros on input
1 = clear limit 0/1 latches, see STATUS register
Reserved
1 = units for step_time are 10ms
0 = units for step_time are 1ms
1 = step volume progressively to new setting
1 = disable all gain functions (bypass gain multiply)
1 = change gain immediately
0 = change on zero cross
1 = hard mute after reset, 0 = soft mute
Description
Description
Description
V 0.91 10/10
92HD90