IDTSTAC9274D5TAEB4X IDT, Integrated Device Technology Inc, IDTSTAC9274D5TAEB4X Datasheet - Page 31

• Manufacturer Part Number: IDTSTAC9274D5TAEB4X
• Description: IC AUDIO CODEC 10CH HD 5V 48TQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec, HDr

Specifications of IDTSTAC9274D5TAEB4X

• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 3 / 5
• 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-TQFP, 48-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9274D5TAEB4X

IDT™
STAC9271/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
10-CHANNEL HIGH DEFINITION AUDIO CODEC
DMIC_CLK
DMIC_0
DMIC_1
Microphones
Note: Some Digital Microphone Implementations support data on either edge, therefore, the
external mux may not be required.
Digital
Figure 3. Quad Digital Microphone Configuration
Multiplexer
Multiplexer
External
External
Channel
Data R0
Data R1
Right
Valid
Valid
DMIC_CLK
Off-Chip
DMIC_0
DMIC_1
IDT CONFIDENTIAL
Pin
Pin
Channel
Data L0
Data L1
Valid
Left
Valid
Pin
31
On-Chip
Channel
Data R0
Data R1
Right
Multiplexer
Valid
Valid
On-Chip
Multiplexer
On-Chip
Data L0
Data L1
Channel
Valid
Valid
Left
Note: Valid ADC
STAC9271/9274
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