AD1986ABSTZ datasheet(7/56 Pages) AD

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AD1986A

Rev. 0 | Page 7 of 56

Table 8. Digital-to-Analog Converters

Parameter

Min

Typ

Max

Unit

Resolution

20/24

Bits

Total Harmonic Distortion (LINE_OUT Drive)

−92

Total Harmonic Distortion (HP_OUT)

−75

Dynamic Range (−60 dB Input, THD + N Referenced to Full-Scale, A-Weighted)

Gain Error (Full-Scale Span Relative to Nominal Input Voltage)

±10

Interchannel Gain Mismatch (Difference of Gain Errors)

±0.7

DAC Crosstalk1 (Input L, Zero R, Read R_OUT; Input R, Zero L, Read L_OUT)

−80

1 Guaranteed by design, not production tested.

Table 9. Analog Output

Parameter

Min

Typ

Max

Unit

FULL-SCALE OUTPUT VOLTAGE: SURROUND, CENTER/LFE, MONO_OUT

VRMS

2.83

V p-p

Output Impedance1

300

Ω

External Load Impedance1

kΩ

Output Capacitance1

External Load Capacitance

1,000

FULL-SCALE OUTPUT VOLTAGE: HP_OUT, LINE_OUT

VRMS

2.83

V p-p

Output Impedance1

Ω

External Load Impedance1

Ω

Output Capacitance1

External Load Capacitance1

1,000

VREF_FILT

2.050

2.250

2.450

VREF_OUT(MIC, C/LFE, LIN) (xVREF [2:0] = 001)

2.250

(xVREF [2:0] = 100, AVDD = 5.0 V)

3.700

(xVREF [2:0] = 010)

0.0

Current Drive

Mute Click (Muted Output, Unmuted Midscale DAC Output)

±5

1 Guaranteed by design, not production tested.

Table 10. Static Digital Specifications—AC ’97

Parameter

Min

Typ

Max

Unit

High Level Input Voltage (VIH), Digital Inputs

0.65 × DVDD

Low Level Input Voltage (VIL)

0.35 × DVDD

High Level Output Voltage (VOH), IOH = 2 mA

0.90 × DVDD

Low Level Output Voltage (VOL), IOL = 2 mA

0.10 × DVDD

Input Leakage Current

−10

µA

Output Leakage Current

−10

µA

Input/Output Pin Capacitance

7.5

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