IDTSTAC9274X5TAEA2XR IDT, Integrated Device Technology Inc, IDTSTAC9274X5TAEA2XR Datasheet - Page 27
IDTSTAC9274X5TAEA2XR
Manufacturer Part Number
IDTSTAC9274X5TAEA2XR
Description
IC AUDIO CODEC 10CH HD 5V 48TQFP
Manufacturer
IDT, Integrated Device Technology Inc
Type
Audio Codec, HDr
Datasheet
1.IDTSTAC9274X5TAEA2XR.pdf
(228 pages)
Specifications of IDTSTAC9274X5TAEA2XR
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
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
STAC9274X5TAEA2XR
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IDT™
STAC9271/9274
10-CHANNEL HIGH DEFINITION AUDIO CODEC
3.2.
10-CHANNEL HIGH DEFINITION AUDIO CODEC
SPDIF Input
output drivers. Please reference the HD Audio Universal Jack Application Note on the IDT Extranet
for more information.
SPDIF IN can operate at 44.1 KHz, 48 KHz or 96 KHz and implements internal Jack Detect.
A sophisticated digital PLL allows automatic rate detection and accurate data recovery. The ability to
accept consumer SPDIF voltage levels directly eliminates the need for costly external receiver ICs.
Advanced features such as record slot select and SPDIF_IN routing to the DAC allows for simulta-
neous record and play.
Bins
000b
001b
010b
011b
100b
101b
110b
111b
Return Hex Code
012Ch
07D0h
0BB8h
028Ah
03E8h
0064h
2710h
2710h
IDT CONFIDENTIAL
Impedance = 1275 +/- 25%
Impedance = 2000 +/- 25%
Impedance Level (Ohms)
1275 > Impedance < 2000
Impedance = 300 +/- 25%
300 > Impedance < 1275
Table 2: Impedance Sense
Impedance < 300
27
> 2000
> 2000
Passive Speakers, Headset Speakers
STAC9271/9274
Amplified Speakers, Line In
Amplified Speakers, Line In
General Device Detected
Some Headset Speakers
Some Microphones
Amplified Speakers
Microphones
Microphones
PC AUDIO
V 1.1 01/08
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