92HD81B1C5NLGXUAX Integrated Device Technology (Idt), 92HD81B1C5NLGXUAX Datasheet - Page 28

• 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

92HD81
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
IDT™ CONFIDENTIAL
Microphones
Microphones
Digital
Digital
DMIC_CLK
DMIC_0
DMIC_1
Note: Some Digital Microphone Implementations support data on either edge, in this case the
external multiplexer isn’t required.
Multiplexer
Multiplexer
External
External
DMIC_CLK
Figure 7. Quad Digital Microphone Configuration
Off-Chip
DMIC_0
DMIC_1
Channel
Right
Pin
Pin
Pin
Data R0
Data R1
Valid
Valid
On-Chip
Channel
Data L0
Data L1
Valid
Valid
Left
Multiplexer
Multiplexer
On-Chip
On-Chip
Channel
Right
Data R0
Data R1
Valid
Valid
28
Data L0
Data L1
Valid
Valid
Channel
Left
STEREO
STEREO
ADC0
ADC1
PCM
PCM
Data R0
Data R1
Valid
Valid
Stereo Channels
Stereo Channels
DMIC_0 L&R
DMIC_1 L&R
Output For
Output For
V 0.987 11/09
92HD81