92HD75B2X3NLGXYBX Integrated Device Technology (Idt), 92HD75B2X3NLGXYBX Datasheet - Page 209

• Manufacturer Part Number: 92HD75B2X3NLGXYBX
• Description: Audio Codec 2ADC / 2DAC 24-Bit 32-Pin VFQFPN EP
• Manufacturer: Integrated Device Technology (Idt)
• Type: PCMr

Specifications of 92HD75B2X3NLGXYBX

• Package: 32VFQFPN EP
• Adc/dac Resolution: 24 Bit
• Number Of Channels: 2ADC /2 DAC
• Sampling Rate: 192 KSPS
• Number Of Dacs: 2
• Operating Supply Voltage: 1.5|3.3|4|4.75|5 V

4-CHANNEL HD AUDIO CODECS OPTIMIZED FOR LOW POWER
92HD75B
4-CHANNEL HD AUDIO CODECS OPTIMIZED FOR LOW POWER
VOL_UP/DMIC0/GPIO1
VOL_DN/DMIC1/GPIO2
10.3. Pin Descriptions
PCBEEP/MONO
DVDD_CORE
SDI_CODEC
PORTE_R
PORTB_R
PORTC_R
Pin Name
SENSE_A
PORTF_R
PORTC_L
DVDD_LV
DVDD_IO
PORTE_L
PORTF_L
PORTB_L
RESET#
BITCLK
DVSS
SYNC
SDO
Digital Vdd= 3.3V for I/O, PLL
Jack insertion detection Ports
Mic 0 Input/General Purpose
HD Audio Serial Data output
design for more information.
1.5V or 1.8V for core logic.
Volume Control OR Digital
Input/General Purpose I/O
regulation which is always
Low Voltage Digital Vdd =
on. Please see reference
(outbound stream), audio
HDA Interface Voltage
HD Audio Frame Sync
Connected to internal
HD Audio Serial Data
and internal regulator
SPDIF1/Digital Mic 1
Port F Output Right
HD Audio Bit Clock
Port E Input Right
Port F Output Left
Port B Input Right
Port C Input Right
(inbound stream)
Mono / PC Beep
Port C Input Left
HD Audio Reset
Port E Input Left
Port B Input Left
Digital Ground
(1.5V or 3.3V)
Pin Function
A,B,C,D
module
I/O
Table 19. Pin descriptions
I/O(Digital)
I/O(Digital)
I/O(Digital)
I/O(Digital)
O(Analog)
O(Analog)
I(Analog)
I(Analog)
I(Analog)
I(Analog)
I(Analog)
I(Analog)
I(Analog)
I(Analog)
I(Digital)
I(Digital)
I(Digital)
I(Digital)
I(Digital)
I(Digital)
I(Digital)
I/O
209
Pull-down 50k with Digital
Pull-down 50k with Digital
Pull-up 50K GPIO/VOL or
Pull-up 50K GPIO/VOL or
Pull-up/Pull-down
Internal
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Mic
Mic
92HD75B
location
48 pin
10
12
13
14
15
16
17
21
22
23
24
11
1
2
3
4
5
7
8
9
6
permanent setting of
number drives the
the HDA voltage
NA, for 32QFN,
orderable part
location
32 Pin
NA
NA
NA
PC AUDIO
29
10
12
13
14
15
16
11
1
2
3
4
5
6
8
7
9
V 1.0 01-09