IDTSTAC9752AXTAED1X IDT, Integrated Device Technology Inc, IDTSTAC9752AXTAED1X Datasheet - Page 84

• 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
7.5.
7.5.1.
7.5.2.
Vendor ID1 and ID2 (Index 7Ch and 7Eh)
Bit(s)
1
0
D15
D15
D7
D7
1
1
0
0
These two registers contain four 8-bit ID codes. The first three codes have been assigned by
Microsoft using their Plug and Play Vendor ID methodology. The fourth code is a IDT assigned code
identifying the STAC9752A/9753A. The ID1 register (index 7Ch) contains the value 8384h, which is
the first (83h) and second (84h) bytes of the Microsoft ID code. The ID2 register (index 7Eh) contains
the value 7652h, which is the third (76h) byte of the Microsoft ID code, and 52h which is the
STAC9752A/9753A ID code.
Vendor ID1 (7Ch)
Default: 8384h
Vendor ID2 (7Eh)
Default: 7652h
Reset
Value
0
0
D14
D14
D6
D6
0
0
1
1
ADC HPF BYP
Reserved
Name
D13
D13
D5
D5
0
0
1
0
Reserved
0 = Normal operation, (ADC High Pass Filter active)
1 = ADC High Pass Filter Bypass
D12
D12
84
D4
D4
0
0
1
1
D11
D11
D3
D3
0
0
0
0
Description
STAC9752A/9753A
D10
D10
D2
D2
0
1
1
0
D9
D1
D9
D1
1
0
1
1
PC AUDIO
V 1.5 1206
D8
D0
D8
D0
1
0
0
0