IDT92HD90B0X5NLGXYAX8 IDT, Integrated Device Technology Inc, IDT92HD90B0X5NLGXYAX8 Datasheet - Page 49

• Manufacturer Part Number: IDT92HD90B0X5NLGXYAX8
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of IDT92HD90B0X5NLGXYAX8

• 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.
4. FUNCTIONAL BLOCK DIAGRAM
MixerOutVol_Dig
MixerOutVol
Mixer
Stream &
Stream &
Stream &
Stream &
Stream &
Stream &
Channel
Channel
Channel
Channel
Channel
Channel
Select
Select
Select
Select
Select
Select
mute
Vol
ADC
-46.5 to 0 dB
In 1.5 dB steps
ADC0
ADC1
Σ
ADC0
ADC1
ADC0
ADC1
vol
vol
mute
mute
Digital
Digital
Mute
Mute
-16 to +30 dB
In 1 dB steps
-16 to +30 dB
In 1 dB steps
Gain
Gain
mute
mute
mute
mute
mute
-34.5 to +12 dB
In 1.5 dB steps
DAC 0
Figure 15. Functional Block Diagram
DAC 1
SPDIF OUT
SPDIF OUT
vol
vol
PCM to
PCM to
vol
vol
vol
vol
vol
MixerOutVol_Dig
MixerOutVol_Dig
DAC0_Dig
DAC1_Dig
DAC0_Dig
DAC1_Dig
Digital PC Beep
Digital PC Beep
DAC0_Dig
DAC1_Dig
DAC0
DAC1
Port
DAC0
DAC1
Port A
Port F
Port
DMIC0
DMIC1
Port
DMIC0
DMIC1
Port A
Port F
Port A
Port F
Mixer
Mixer
C*
SPDIF OUT1
(shared)
SPDIF OUT0
Pin 46
Pin 48
49
C*
C*
Analog Beep_Dig
Analog Beep_Dig
MixerOutVol_Dig
MixerOutVol
MixerOutVol
MixerOutVol
DAC0_dig
DAC1_dig
DAC0
DAC1
DAC0
DAC1
Analog Beep_Dig
*Port C not available on ZA and ZB silicon revisions.
Digital PC Beep
Digital PC Beep
DAC0
DAC1
Digital PC Beep
Digital PC Beep
Port F
Analog Beep
Beep_Active
Σ
Σ
Mono mix
Stereo to
Σ
5-band
+0/+10/+20/+30 dB
EQ
Analog Beep
Analog Beep
Bandpass
Analog Beep
Boost
Filter
Analog Beep
Port A
DMIC_0
DMIC_1
Port C
Highpass
mute
mute
Filter
Σ
Σ
0,-6,-12,-18dB
Σ
DAC M
0,-6,-12,-18dB
Digital Microphone volume and mute is
done after the ADC but shown here and in
widget list as same as analog path.
Σ
DAC 2
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
+0/+10/+20/+30 dB
Cap-less
vol
vol
+0/+10/+20/+30 dB
controller
Clocking
Digital
PWM
Boost
Boost
SRC
Detect/Convert
HP
HP
Class-D
Boost
LO
BTL
Boost
LO
DMIC
DMIC
I2S
I2S
Analog PC_BEEP
PORT A
Pin Complex
Pins 28/29
PORT B
Pin Complex
Pins 31/32
V 0.91 10/10
Mic Bias
PORT
Pin Complex
Pins 19/20
PORT D
Pin Complex
Pins 40/41/43/44
Mono
Pin Complex
Pin 25
PORT E
Pin Complex
Pins 15/16
PORT F
Pin Complex
Pins 17/18
DMIC_0
DMIC_1
(shared)
Pin 4
Pin 46
92HD90
C*