92HD81B1C5NLGXUAX Integrated Device Technology (Idt), 92HD81B1C5NLGXUAX Datasheet - Page 86

• Manufacturer Part Number: 92HD81B1C5NLGXUAX
• Description: Audio Codec 2ADC / 2DAC 24-Bit 48-Pin VFQFPN EP Tray
• Manufacturer: Integrated Device Technology (Idt)
• Type: General Purposer

Specifications of 92HD81B1C5NLGXUAX

• Package: 48VFQFPN EP
• Adc/dac Resolution: 24 Bit
• Number Of Channels: 2ADC /2 DAC
• Sampling Rate: 192 KSPS
• Number Of Dac Outputs: 8
• Number Of Dacs: 2
• Operating Supply Voltage: 1.5|1.8|3.3|4|4.75|5 V

SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Field Name
TSTripShift
Rsvd1
MonoSel
MaxVol
Bits
9:8
Temp sense shift setting, determines where the low point is set:
0h = 110 Degrees C
1h = 125 Degrees C
2h = 140 Degrees C
3h = 155 Degrees C
7:6
Reserved
5
Mono select for the BTL amplifier, 1=mono, 0=stereo
4:0
Gain setting for the BTL amplifier (temperature sensing logic will decrement
from here):
00000 = -26.25dB:
00001 = -19.80dB
00010 = -15.80dB
00011 = -12.85dB
00100 = -10.40dB
00101 = -8.27dB
00110 = -6.35dB
00111 = -4.60dB
01000 = -2.90dB
01001 = -1.25dB
01010 = 0.35dB
01011 = 1.98dB
01100 = 3.63dB
01101 = 5.35dB
01110 = 7.19dB
01111 = 9.18dB
10000 = 9.95dB
10001 = 10.75dB
10010 = 11.58dB
10011 = 12.48dB
10100 = 13.43dB
10101 = 14.46dB
10110 = 15.57dB
10111 = 16.79dB
11000-11111 = Not valid
R/W
RW
R
RW
RW
Default
02h
0h
0h‘
0Fh
86
Reset
POR
NA
POR
POR
92HD81
PC AUDIO
V 0.987 11/09