IDTSTAC9251H5TAEA1XR IDT, Integrated Device Technology Inc, IDTSTAC9251H5TAEA1XR Datasheet - Page 27

• 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
5.5.5.
AFG FrmtCap
[31:21]
[15:12]
[20]
[19]
[18]
[17]
[16]
[11]
[10]
[7:4]
[3:0]
Bit
[9]
[8]
[7]
Bit
Get
Bitfield Name
Bitfield Name
OutputDelay
Rsvd2
Rsvd1
B32
B24
B20
B16
R12
R10
R11
R9
R8
Rsvd1
B8
Table 19. AFG FrmtCap Command Response Format
Table 17. AFG GrpCap Command Response Format
Table 18. AFG FrmtCap Command Verb Format
Verb ID
RW
R
R
R
R
R
R
R
R
R
R
R
R
F00
RW
27
R
R
Reset
0x0
0x0
0x1
0x1
0x1
0x0
0x0
0x0
0x1
0x1
0x1
0x1
Reset
0xD
0x0
Reserved
32 bit audio formats are NOT supported
24 bit audio formats are supported
20 bit audio formats are supported
16 bit audio formats are supported
8 bit audio formats are NOT supported
Reserved
384 KHz rate (8/1*48 KHz) NOT supported
192.0 KHz rate (4/1*48 KHz) supported
176.4 KHz rate (4/1*44.1 KHz) supported
96.0 KHz rate (2/1*48 KHz) supported
88.2 KHz rate (2/1*44.1 KHz) supported
Reserved
Typical latency = 13 frames.
Number of samples between when the
signal is received from the HD Audio link
and when it appears as an analog signal at
the pin.
Payload
0A
STAC9250/9251
Description
Description
See bitfield table
Response
PC AUDIO
V 1.2 01/08