IDTSTAC9228D3TAEA2XR IDT, Integrated Device Technology Inc, IDTSTAC9228D3TAEA2XR Datasheet - Page 32

• Manufacturer Part Number: IDTSTAC9228D3TAEA2XR
• Description: IC AUDIO CODEC 8CH HD 3.3V 48QFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec, HDr

Specifications of IDTSTAC9228D3TAEA2XR

• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 3 / 4
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 90 / 105
• Dynamic Range, Adcs / Dacs (db) Typ: 90 / 95
• Voltage - Supply, Analog: 3.14 V ~ 3.47 V; 3.8 V ~ 4.2 V; 4.28 V ~ 4.73 V; 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 3.14 V ~ 3.47 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-QFP
• Single Supply Voltage (typ): 3.3V
• Single Supply Voltage (min): 3.135V
• Single Supply Voltage (max): 3.465V
• Package Type: TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9228D3TAEA2XR

IDT™
STAC9227/9228/9228D
8-CHANNEL HIGH DEFINITION AUDIO CODEC
8-CHANNEL HIGH DEFINITION AUDIO CODEC
Note: Some Digital Microphone Implementations support data on either edge, therefore, the
external mux may not be required.
Note: Some Digital Microphone Implementations support data on either edge, therefore, the
external mux may not be required.
DMIC_CLK
DMIC_0
DMIC_1
Microphones
Digital
Figure 2. Stereo Digital Microphone Configuration
Figure 3. Quad Digital Microphone Configuration
Multiplexer
Multiplexer
External
External
Channel
Data R0
Data R1
IDT CONFIDENTIAL
Right
Valid
Valid
DMIC_CLK
Off-Chip
DMIC_0
DMIC_1
Pin
Pin
32
Channel
Data L0
Data L1
Valid
Left
Valid
Pin
On-Chip
Channel
Data R0
Data R1
Right
Multiplexer
Valid
Valid
On-Chip
Multiplexer
On-Chip
Data L0
Channel
Data L1
Valid
Valid
Left
STAC9227/9228/9228D
Note: Valid ADC
Pairs include:
ADC0/ADC1,
ADC0/ADC2,
ADC1/ADC2
STEREO
STEREO
ADC0
ADC1
PCM
PCM
Stereo Channels
Stereo Channels
DMIC_0 L & R
DMIC_1 L & R
Output For
Output For
PC AUDIO
V 1.1 01/08