IDTSTAC9251H5TAEA1XR IDT, Integrated Device Technology Inc, IDTSTAC9251H5TAEA1XR Datasheet - Page 28

• Manufacturer Part Number: IDTSTAC9251H5TAEA1XR
• Description: IC AUDIO CODEC 2CH HD 5V 48-LQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec, HDr

Specifications of IDTSTAC9251H5TAEA1XR

• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 89 / 100
• Dynamic Range, Adcs / Dacs (db) Typ: 88 / 99
• Voltage - Supply, Analog: 3.14 V ~ 3.47 V; 3.8 V ~ 4.2 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-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9251H5TAEA1XR

IDT™
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
STAC9250/9251
TWO-CHANNEL HD AUDIO CODEC WITH MODEM & DUAL DIGITAL MICROPHONE INTERFACES
5.5.6.
5.5.7.
AFG StreamCap
AFG PwrCap
[31:3]
Bit
Bit
[2]
[1]
[0]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
Get
Get
Bitfield Name
Bitfield Name
NonPCM
Float32
Rsvd
PCM
R7
R6
R5
R4
R3
R2
R1
Table 21. AFG StreamCap Command Response Format
Table 19. AFG FrmtCap Command Response Format
Table 20. AFG StreamCap Command Verb Format
Table 22. AFG PwrCap Command Verb Format
Verb ID
RW
Verb ID
RW
R
R
R
R
R
R
R
R
R
R
R
F00
F00
28
Reset
Reset
0x0
0x0
0x0
0x1
0x1
0x1
0x0
0x0
0x0
0x0
0x0
Reserved
No support for non-PCM (AC3) data.
No support for single-precision floating-point
data.
PCM-formatted data supported.
48.0 KHz rate supported (REQUIRED)
44.1 KHz rate supported
32.0 KHz rate (2/3*48 KHz) NOT supported
22.05 KHz rate (1/2*44.1 KHz) NOT supported
16.0 KHz rate (1/3*48 KHz) NOT supported
11.025 KHz rate (1/4*44.0 KHz) NOT supported
8.0 KHz rate (1/6*48 KHz) NOT supported
Payload
Payload
0B
0F
STAC9250/9251
Description
Description
See bitfield table
See bitfield table
Response
Response
PC AUDIO
V 1.2 01/08