IDTSTAC9752AXTAED1X IDT, Integrated Device Technology Inc, IDTSTAC9752AXTAED1X Datasheet - Page 75

• Manufacturer Part Number: IDTSTAC9752AXTAED1X
• Description: IC CODEC AC'97 MIC/JACK 48-QFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec '97r

Specifications of IDTSTAC9752AXTAED1X

• Resolution (bits): 20 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 85 / 92
• Voltage - Supply, Analog: 3.14 V ~ 3.47 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-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: STAC9752AXTAED1X

IDT™
AC’97 2.3 CODECS WITH STEREO MICROPHONE & UNIVERSAL JACK
STAC9752A/9753A
AC’97 2.3 CODECS WITH STEREO MICROPHONE & UNIVERSAL JACK
7.4.5.
Bit(s) Reset Value
15-5
4-1
0
Function Code
Function Information (68h
Register 24h must be set to Page 01h to access this register.
Note: This register does not reset on RESET#.
00h
01h
05h
06h
00h
0
Reserved Reserved
FC3:FC0
Name
T/R
Headphone_Out
Table 22. Supported Jack and Mic Sense Functions
Function Code bits:
00h - Line Out (Master Out)
01h - Head Phone Out (AUX Out)
02h - DAC 3 (C/LFE) - Not Supported
03h - SPDIF out
04h - Phone In
05h - Mic1 (Mic select = 0)
06h - Mic2 (Mic select = 1)
07h - Line In
08h - CD In
09h - Video In
0Ah - Aux In
0Bh - Mono Out
0C-0Fh - Reserved
For supported Jack and Mic Sense Functions, see Table22: page75.
The Function Code Bits are used to read Register 68h (Page 01h) and Register
6Ah (Page 01h).
Mono I/O should report relevant sense and function information on Tip, and report
not supported on Ring.
Setting the function code to unsupported values will return a 0 when accessing the
Information Valid Bit in page 01 register 68h bit 5.
Tip or Ring selection Bit.This bit sets which jack conductor the sense value is
measured from. Software will program the corresponding the Ring/Tip selector bit
together with the I/O number in bits FC[3:0].
0 - Tip (Left)
1 - Ring (Right)
Line_Out
Mic1
Mic2
I/O
Page 01h
Setting the T/R bit to 0 = Left, 1 = Right
75
)
Description
Sense Capability
STAC9752A/9753A
Jack Sense
Jack Sense
Mic Sense
Mic Sense
PC AUDIO
V 1.5 1206