IDTSTAC9250G3TAEA1XR IDT, Integrated Device Technology Inc, IDTSTAC9250G3TAEA1XR Datasheet - Page 11

• Manufacturer Part Number: IDTSTAC9250G3TAEA1XR
• Description: IC AUD CODEC 2CH HD 3.3V 48-LQFP
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec, HDr

Specifications of IDTSTAC9250G3TAEA1XR

• 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: STAC9250G3TAEA1XR

2. CHARACTERISTICS
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
2.1.
2.2.
Stresses above the ratings listed below can cause permanent damage to the STAC9250/9251. These ratings,
which are standard values for IDT commercially rated parts, are stress ratings only. Functional operation of the
device at these or any other conditions above those indicated in the operational sections of the specifications is not
implied. Exposure to absolute maximum rating conditions for extended periods can affect product reliability.
Electrical parameters are guaranteed only over the recommended operating temperature range.
Analog maximum supply voltage
Digital maximum supply voltage
VREFOUT output current
Voltage on any pin relative to ground
Operating temperature
Storage temperature
Soldering temperature
Power Supply Voltage
(Note: The +4 V Analog voltage is supported by the
+5 V version of the STAC9250/9251.)
Ambient Operating Temperature
Case Temperature
Audio Fidelity
Electrical Specifications
2.2.1.
2.2.2.
Absolute Maximum Ratings
Recommended Operation Conditions
Parameter
Item
DAC SNR:
ADC SNR:
100dB
90dB
DVdd
AVdd
Pin
Digital - 3.3 V
Analog - 3.3 V
Analog - 4 V
Analog - 5 V
T
case
6 Volts
5.5 Volts
5 mA
Vss - 0.3 V to Vdd + 0.3 V
0
-55
260
Soldering temperature information for all available packages
begins on page 134.
o
11
C to +70
(48-LQFP)
o
o
C to +125
C for 10 seconds *
o
C
o
C
Maximum Rating
3.135
3.135
Min.
4.75
3.8
0
STAC9250/9251
Typ.
3.3
3.3
4
5
Max.
3.465
3.465
5.25
+70
+90
4.2
PC AUDIO
V 1.2 01/08
Units
°C
°C
V
V
V
V