IDTSTAC9251H5TAEA1XR IDT, Integrated Device Technology Inc, IDTSTAC9251H5TAEA1XR Datasheet - Page 39

• 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
5.6.
DAC0Cnvtr Node (NID = 0x02)
5.6.1.
DAC0Cnvtr Frmt
[31:16]
[13:11]
[3:2]
[1:0]
[15]
[14]
Bit
Bit
Set1
Get
Table 47. AFG DigMic (for STAC9251 only) Command Response Format
Bitfield Name
Bitfield Name
RateBase
StrmType
RateMult
Rsvd2
Rsvd2
Mode
Table 49. DAC0Cnvtr Frmt Command Response Format
Table 48. DAC0Cnvtr Frmt Command Verb Format
Verb ID
A
2
RW
RW
RW
RW
RW
39
R
R
R
See bits [15:0] of bitfield table
Reset
Reset
0x0
0x1
0x0
0x0
0x0
0x0
Payload
0000
Reserved
Selects the DigMic mode:
0 = disabled
1 = dual mono
2 = single stereo 0
3 = single stereo 1
Reserved
Stream Type: only PCM streams are
supported by this widget.
Sample Base Rate
0 = 48 KHz
1 = 44.1 KHz
Sample Base Rate Multiple
000 = 48 KHz / 44.1 KHz or less
001 = x2
010 = Reserved (x3)
011 = x4
100-111 = Reserved
STAC9250/9251
Description
Description
See bitfield table
0000_0000h
Response
PC AUDIO
V 1.2 01/08