AD1884A

Rev. 0

|

Page 5 of 20

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March 2008

DIGITAL-TO-ANALOG CONVERTERS

Resolution

24

Bits

Gain Error (Full-Scale Span Relative to Nominal Input Voltage)1

±10

%

Interchannel Gain Mismatch (Difference of Gain Errors)

±0.5

dB

1

–85

dB

DAC Crosstalk (Input L, Zero R, Measure R_OUT; Input R, Zero L, Measure L_OUT)1

–95

dB

DAC VOLUMES

Step Size

1.5

dB

Output Gain/Attenuation Range

–58.5

0

dB

Mute Attenuation of 0 dB Fundamental1

–80

dB

ADC VOLUMES

Step Size

1.5

dB

PGA Gain/Attenuation Range

–58.5

+22.5

dB

ANALOG MIXER

Signal-to-Noise Ratio Input to Output—Ports B, C, E, or F to Port D Output

90

dB

Step Size: All Mixer Inputs

–1.5

dB

Input Gain/Attenuation Range: All Mixer Inputs

–34.5

+12.0

dB

ANALOG LINE LEVEL OUTPUTS

Full-Scale Output Voltage

1.0

2.83

V rms

V p-p

Ports A, D, E, F, and Mono Out

Output Impedance

1

190

Ω

External Load Impedance1

10

k

Ω

Output Capacitance

1

15

pF

External Load Capacitance

1000

pF

ANALOG HP DRIVE OUTPUTS

Full-Scale Output Voltage

1.0

2.83

V rms

V p-p

Ports A and D

Output Impedance

1

0.5

Ω

External Load Impedance1

32

Ω

Output Capacitance

1

15

pF

External Load Capacitance1

1000

pF

ANALOG INPUTS

Input Voltages—Ports B, C, E, or F

Mic Boost = 0 dB

1

2.83

V rms

V p-p

Input Voltages—Microphone Boost

Amplifier, Ports B, C, or E

Mic Boost = 10 dB

0.316

0.894

V rms

V p-p

Mic Boost = 20 dB

0.1

0.283

V rms

V p-p

Mic Boost = 30 dB

0.032

0.089

V rms

V p-p

Input Impedance

PCBeep

Ports B, C, E (Mic Boost = 0 dB)

Port F

23

150

45

k

Ω

k

Ω

k

Ω

Input Capacitance

1

57.5

pF

Parameter

Min

Typ

Max

Unit