AD1981HDJSTZ Analog Devices Inc, AD1981HDJSTZ Datasheet - Page 5

• Manufacturer Part Number: AD1981HDJSTZ
• Description: IC CODEC HD AUDIO 1.0 48LQFP
• Manufacturer: Analog Devices Inc
• Series: SoundMAX®r
• Type: Audio Codec '97, HDr

Specifications of AD1981HDJSTZ

• Data Interface: Serial
• Resolution (bits): 16, 20 b
• Number Of Adcs / Dacs: 4 / 2
• Sigma Delta: No
• Dynamic Range, Adcs / Dacs (db) Typ: 85 / 90
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 2.97 V ~ 3.63 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 4. Programmable Gain Amplifier—ADC
Parameter
STEP SIZE
PGA GAIN RANGE SPAN
Table 5. Analog Mixer—Input Gain/Amplifiers/Attenuators
Parameter
SIGNAL-TO-NOISE RATIO (SNR)
STEP SIZE: ALL MIXER INPUTS (Except PC BEEP)
STEP SIZE: PC BEEP
INPUT GAIN RANGE: ALL MIXER INPUTS (Except PC BEEP)
DIGITAL PC BEEP
1
Table 6. Digital Decimation and Interpolation Filters
Parameter
PASS BAND
PASS-BAND RIPPLE
TRANSITION BAND
STOP BAND
STOP-BAND REJECTION
GROUP DELAY
GROUP DELAY VARIATION OVER PASS BAND
1
Table 7. Analog-to-Digital Converters
Parameter
RESOLUTION
TOTAL HARMONIC DISTORTION (THD)
DYNAMIC RANGE (−60 dB Input, THD + N Referenced to Full Scale, A-Weighted)
CROSSTALK: LINE INPUTS (Input L, Ground R, Read R; Input R, Ground L, Read L)
CROSSTALK: LINE INPUTS AND OTHER INPUTS
GAIN ERROR (Full-Scale Span Relative to Nominal Input Voltage)
INTERCHANNEL GAIN MISMATCH (Difference of Gain Errors)
ADC OFFSET ERROR
Table 8. Digital-to-Analog Converters
Parameter
RESOLUTION
TOTAL HARMONIC DISTORTION (Line Out)
TOTAL HARMONIC DISTORTION (Headphone Out)
DYNAMIC RANGE (−60 dB Input, THD + N Referenced to Full Scale, A-Weighted)
GAIN ERROR (Full-Scale Span Relative to Nominal Input Voltage)
INTERCHANNEL GAIN MISMATCH (Difference of Gain Errors)
DAC CROSSTALK
1
Guaranteed by design; not production tested.
Guaranteed by design; not production tested.
Guaranteed by design; not production tested.
Line In to Line Out
Microphone In to Line Out
1
(Input L, Zero R, Read R Out; Input R, Zero L, Read L Out)
1
1
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Min
Min
0.0
Min
−34.5
−45.0
Min
0
0.4 × F
0.6 × F
−74
Min
S
S
Typ
1.5
Typ
85
80
1.5
3.0
Typ
16/F
0
Typ
20
−95
−85
−80
−100
±10
Typ
24
−92
−75
90
±10
S
22.5
Max
Max
+12.0
0.0
0.4 × F
±0.09
Max
0.6 × F
∞
Max
−80
±0.5
±5
Max
±0.7
−80
S
S
AD1981HD
Unit
dB
dB
Unit
Hz
dB
Hz
Hz
dB
sec
μs
Unit
Bits
dB
dB
dB
%
dB
dB
Unit
dB
dB
dB
dB
dB
dB
Unit
Bits
dB
dB
dB
dB
%
dB
mV